--- description: Generic flat square sapphire for Patek Philippe 4457 vintage cases. 27.5×27.5×1.2mm. Scratch-resistant. Compatible, not OEM. Verify size. title: Generic Patek Philippe Vintage 4457 Sapphire Crystal 27.5mm - Sofly image: https://www.soflypart.com/wp-content/uploads/2022/03/DSC08841.jpg --- [Skip to content](#content) * [ Home ](https://www.soflypart.com "Home") * [Products](https://www.soflypart.com/shop/ "Products") * [Watch Parts](https://www.soflypart.com/product-category/watch-parts/ "Watch Parts") * [Patek Philippe Crystal](https://www.soflypart.com/product-category/watch-parts/watch-crystals/patek-philippe-crystal/ "Patek Philippe Crystal") * [Watch Crystals](https://www.soflypart.com/product-category/watch-parts/watch-crystals/ "Watch Crystals") * **Generic Patek Philippe Vintage 4457 Sapphire Crystal 27.5mm** [![Patek Philippe Vintage 4457 Crystal](https://www.soflypart.com/wp-content/uploads/2022/03/DSC08841.jpg)](https://www.soflypart.com/wp-content/uploads/2022/03/DSC08841.jpg) # Generic Patek Philippe Vintage 4457 Sapphire Crystal 27.5mm $45.00 You Saved | Brand | Choose an optionPatek Philippe![Patek Philippe](https://www.soflypart.com/wp-content/uploads/2023/06/12.jpg)[Clear](#) | | ----- | ---------------------------------------------------------------------------------------------------------------------- | ### Discount | Quantity | Discount (%) | Price | | -------- | ------------ | ------ | | 1 - 2 | — | $45.00 | | 3 - 4 | 5 % | $42.75 | | 5 - 9 | 7 % | $41.85 | | 10 - 14 | 10 % | $40.50 | | 15+ | 15 % | $38.25 | ### Discount | Quantity | Discount (%) | Price | | -------- | ------------ | ------ | | 1 - 2 | — | $45.00 | | 3 - 4 | 5 % | $42.75 | | 5 - 9 | 7 % | $41.85 | | 10 - 14 | 10 % | $40.50 | | 15+ | 15 % | $38.25 | Generic Patek Philippe Vintage 4457 Sapphire Crystal 27.5mm quantity Add to cart x [ Checkout ](https://www.soflypart.com/checkout/) * repair Covers 99% of Repair Needs * Wholesale Discounts * Fast Global Shipping * 24/7 Customer Support ## Product Description This high-precision sapphire crystal is designed for **Patek Philippe 4457-style vintage watch cases**, measuring **27.5mm × 27.5mm** with a thickness of **1.2mm**. Made from synthetic sapphire, it offers excellent scratch resistance, clear dial visibility, and a clean flat profile for professional watch repair and restoration. ## Features & Function * **Flat square profile** matches vintage Patek Philippe 4457 design * **High hardness (9 Mohs)** resists daily scratches and wear * **Excellent optical clarity** for clear dial viewing * **Precision fit** for professional repair and restoration ## Specifications * Length: **27.5 mm** * Width: **27.5 mm** * Thickness: **1.2 mm** * Shape: **Flat Square** * Material: **Synthetic sapphire** * Compatible: **Patek Philippe 4457-style vintage cases** ## Applications * Replacement crystal for **Patek Philippe 4457 vintage watches** * Suitable for luxury **vintage square watch restoration** ## FAQs _1.Is this an original Patek Philippe part?_ **No**, it is a generic compatible crystal, not OEM. _2.Will it fit my Patek Philippe 4457 perfectly?_ Only if your watch uses exactly **27.5×27.5×1.2mm** square glass; measure before purchase. _3.Is this crystal flat or domed?_ It features a **flat profile** matching the original vintage design. ## Why Choose SOFLY Watch Parts? * Fast worldwide shipping within 3 business days. * Competitive pricing on Seiko/Hattori calibers. * 3,000+ watch movements and parts in stock. * Trusted by watchmakers worldwide. * Personalized sourcing support via **info@soflypart.com** or WhatsApp **+86 18620212114**. ##### Our Popular Items [ ![Zenith El Primero 18.0240.4021 Crystal](https://www.soflypart.com/wp-content/uploads/2022/07/DSC09824.jpg) ](https://www.soflypart.com/product/generic-zenith-el-primero-chronomaster-02-0310-400-sapphire-crystal-29-85mm/) ### [Generic Zenith El Primero Chronomaster 02.0310.400 Sapphire Crystal 29.85mm ](https://www.soflypart.com/product/generic-zenith-el-primero-chronomaster-02-0310-400-sapphire-crystal-29-85mm/) [ ![Breguet Classique 8067 Sapphire Crystal](https://www.soflypart.com/wp-content/uploads/2022/04/DSC09612.jpg) ](https://www.soflypart.com/product/generic-breguet-classique-5920-5907-sapphire-crystal-30-5mm/) ### [Generic Breguet Classique 5920/5907 Sapphire Crystal 30.5mm ](https://www.soflypart.com/product/generic-breguet-classique-5920-5907-sapphire-crystal-30-5mm/) [ ![Hattori VD54/VD53 Circuit Block Electronic Module](https://www.soflypart.com/wp-content/uploads/2024/03/Hattori-VD53-circuit.jpg) ](https://www.soflypart.com/product/hattori-vd55-vd57-circuit-block-electronic-module/) ### [Hattori VD55/VD57 Circuit Block Electronic Module ](https://www.soflypart.com/product/hattori-vd55-vd57-circuit-block-electronic-module/) [ ![](https://www.soflypart.com/wp-content/uploads/2026/06/ETA-caliber-2000-1471-stop-pinion.jpg) ](https://www.soflypart.com/product/eta-caliber-2000-1471-stop-pinion/) ### [ETA Caliber 2000-1471 Stop Pinion ](https://www.soflypart.com/product/eta-caliber-2000-1471-stop-pinion/) [ ![](https://www.soflypart.com/wp-content/uploads/2026/06/ETA-210.001-circuit.jpg) ](https://www.soflypart.com/product/eta-210-001-4000-circuit-block-electronic-module/) ### [ETA 210.001-4000 Circuit Block Electronic Module ](https://www.soflypart.com/product/eta-210-001-4000-circuit-block-electronic-module/) [ ![](https://www.soflypart.com/wp-content/uploads/2026/06/DSC00416-1.jpg) ](https://www.soflypart.com/product/generic-rolex-spring-bar-kit-90-pcs/) ### [Generic Rolex Spring Bar Kit 90 Pcs ](https://www.soflypart.com/product/generic-rolex-spring-bar-kit-90-pcs/) [ ![](https://www.soflypart.com/wp-content/uploads/2026/06/Cartier-caliber-1847-rotor.jpg) ](https://www.soflypart.com/product/cartier-caliber-1847-oscillating-weight-rotor/) ### [Cartier Caliber 1847 Oscillating Weight Rotor (return broken part) ](https://www.soflypart.com/product/cartier-caliber-1847-oscillating-weight-rotor/) [ ![](https://www.soflypart.com/wp-content/uploads/2026/06/Cartier-caliber-175N-circuit.jpg) ](https://www.soflypart.com/product/cartier-circuit-block-for-caliber-175n/) ### [Cartier Circuit Block For Caliber 175N ](https://www.soflypart.com/product/cartier-circuit-block-for-caliber-175n/) [ ![TAG Heuer Carrera Sapphire Crystal 34.5mm](https://www.soflypart.com/wp-content/uploads/2023/09/DSC01806.jpg) ](https://www.soflypart.com/product/generic-tag-heuer-link-cjf2114-sapphire-crystal-34-5mm/) ### [Generic TAG Heuer Link CJF2114 Sapphire Crystal 34.5mm ](https://www.soflypart.com/product/generic-tag-heuer-link-cjf2114-sapphire-crystal-34-5mm/) [ ![Omega 215.30.46 Crystal](https://www.soflypart.com/wp-content/uploads/2023/09/DSC01995.jpg) ](https://www.soflypart.com/product/generic-omega-seamaster-aqua-terra-22-13-41-sapphire-crystal-34-5mm/) ### [Generic Omega Seamaster Aqua Terra 220.13.41 Sapphire Crystal 34.5mm ](https://www.soflypart.com/product/generic-omega-seamaster-aqua-terra-22-13-41-sapphire-crystal-34-5mm/) * [![ETA 7753-2575 Date Jumper](https://www.soflypart.com/wp-content/uploads/2025/06/ETA-7753-2575-date-jumper.png)](https://www.soflypart.com/product/eta-caliber-7753-2575-date-jumper/) Quick View [Add to Cart](https://www.soflypart.com/product/eta-caliber-7753-2575-date-jumper/) Watch Movement Parts [ETA Caliber 7753-2575 Date Jumper](https://www.soflypart.com/product/eta-caliber-7753-2575-date-jumper/) $4.00 You Saved * [![Breitling A17035 Case Back Crystal](https://www.soflypart.com/wp-content/uploads/2022/04/DSC09604.jpg)](https://www.soflypart.com/product/generic-breguet-type-xx-4820st-d2-s76-sapphire-crystal-26-5mm/) Quick View [Add to Cart](https://www.soflypart.com/product/generic-breguet-type-xx-4820st-d2-s76-sapphire-crystal-26-5mm/) Watch Parts [Generic Breguet Type XX 4820ST/D2/S76 Sapphire Crystal 26.5mm](https://www.soflypart.com/product/generic-breguet-type-xx-4820st-d2-s76-sapphire-crystal-26-5mm/) $60.00 You Saved * [![Omega 8500 Movement Wig-Wag Pinion](https://www.soflypart.com/wp-content/uploads/2019/06/8500A32104.jpg.webp)](https://www.soflypart.com/product/omega-8500-movement-wig-wag-pinion-7228500a32104/) Quick View [Add to Cart](https://www.soflypart.com/product/omega-8500-movement-wig-wag-pinion-7228500a32104/) Watch Parts [Omega 8500 Movement Wig-Wag Pinion 7228500A32104](https://www.soflypart.com/product/omega-8500-movement-wig-wag-pinion-7228500a32104/) $95.00 You Saved * [![Zenith 4069 Winding Stem](https://www.soflypart.com/wp-content/uploads/2024/04/Zenith-4069-winding-stem.jpg)](https://www.soflypart.com/product/generic-zenith-4069-winding-stem/) Quick View [Add to Cart](https://www.soflypart.com/product/generic-zenith-4069-winding-stem/) Watch Parts [Generic Zenith 4069 Winding Stem](https://www.soflypart.com/product/generic-zenith-4069-winding-stem/) $35.00 You Saved * [![Panerai Radiomir GMT PAM00046 Crystal](https://www.soflypart.com/wp-content/uploads/2022/07/DSC09945.jpg)](https://www.soflypart.com/product/generic-panerai-radiomir-gmt-pam00046-sapphire-crystal-34mm/) Quick View [Add to Cart](https://www.soflypart.com/product/generic-panerai-radiomir-gmt-pam00046-sapphire-crystal-34mm/) Watch Parts [Generic Panerai Radiomir GMT PAM00046 Sapphire Crystal 34mm](https://www.soflypart.com/product/generic-panerai-radiomir-gmt-pam00046-sapphire-crystal-34mm/) $105.00 You Saved * [![ETA 2892-1490 Intermediate Reduction Wheel](https://www.soflypart.com/wp-content/uploads/2019/08/DSC01173.jpg.webp)](https://www.soflypart.com/product/eta-2892-1490-movement-intermediate-reduction-wheel/) Quick View [Add to Cart](https://www.soflypart.com/product/eta-2892-1490-movement-intermediate-reduction-wheel/) Watch Parts [ETA 2892-1490 Intermediate Reduction Wheel](https://www.soflypart.com/product/eta-2892-1490-movement-intermediate-reduction-wheel/) $5.00 You Saved * [![Rado Sintra 538.0434.3 Crystal](https://www.soflypart.com/wp-content/uploads/2022/11/DSC00499.jpg)](https://www.soflypart.com/product/generic-rado-sintra-538-0434-3-sapphire-crystal-33-9mm/) Quick View [Add to Cart](https://www.soflypart.com/product/generic-rado-sintra-538-0434-3-sapphire-crystal-33-9mm/) Watch Parts [Generic Rado Sintra 538.0434.3 Sapphire Crystal 33.9mm](https://www.soflypart.com/product/generic-rado-sintra-538-0434-3-sapphire-crystal-33-9mm/) $105.00 You Saved * [![MIYOTA/CITIZEN JS20 Second Wheel](https://www.soflypart.com/wp-content/uploads/2019/05/JS20S.jpg.webp)](https://www.soflypart.com/product/miyota-citizen-js20-movement-second-wheel/) Quick View [Add to Cart](https://www.soflypart.com/product/miyota-citizen-js20-movement-second-wheel/) Watch Movement Parts [MIYOTA/CITIZEN JS20 Second Wheel](https://www.soflypart.com/product/miyota-citizen-js20-movement-second-wheel/) $1.50 You Saved * [![Cartier Ballon Bleu W6920054 Crystal](https://www.soflypart.com/wp-content/uploads/2019/09/DSC09208.jpg)](https://www.soflypart.com/product/generic-cartier-ballon-bleu-wsbb0039-sapphire-crystal-31-8mm/) Quick View [Add to Cart](https://www.soflypart.com/product/generic-cartier-ballon-bleu-wsbb0039-sapphire-crystal-31-8mm/) Watch Parts [Generic Cartier Ballon Bleu WSBB0039 Sapphire Crystal 31.8mm](https://www.soflypart.com/product/generic-cartier-ballon-bleu-wsbb0039-sapphire-crystal-31-8mm/) $40.00 You Saved * [![TAG Heuer WAF1415 Silver Crown Screw Down](https://www.soflypart.com/wp-content/uploads/2023/04/DSC01068.jpg)](https://www.soflypart.com/product/generic-tag-heuer-aquaracer-lady-waf1415-silver-crown-screw-down-4-4mm/) Quick View [Add to Cart](https://www.soflypart.com/product/generic-tag-heuer-aquaracer-lady-waf1415-silver-crown-screw-down-4-4mm/) Watch Parts [Generic TAG Heuer Aquaracer Lady WAF1415 Silver Crown Screw Down 4.4mm](https://www.soflypart.com/product/generic-tag-heuer-aquaracer-lady-waf1415-silver-crown-screw-down-4-4mm/) $25.00 You Saved ```json {"@context":"https://schema.org","@graph":[{"@type":["Store","Organization"],"@id":"https://www.soflypart.com/#organization","name":"Sofly","url":"https://www.soflypart.com","logo":{"@type":"ImageObject","@id":"https://www.soflypart.com/#logo","url":"https://www.soflypart.com/wp-content/uploads/2019/12/Sofly-logo.png","contentUrl":"https://www.soflypart.com/wp-content/uploads/2019/12/Sofly-logo.png","caption":"Soflypart","inLanguage":"en-US","width":"180","height":"62"},"openingHours":["Monday,Tuesday,Wednesday,Thursday,Friday,Saturday,Sunday 09:00-17:00"],"image":{"@id":"https://www.soflypart.com/#logo"}},{"@type":"WebSite","@id":"https://www.soflypart.com/#website","url":"https://www.soflypart.com","name":"Soflypart","publisher":{"@id":"https://www.soflypart.com/#organization"},"inLanguage":"en-US"},{"@type":"ImageObject","@id":"https://www.soflypart.com/wp-content/uploads/2022/03/DSC08841.jpg","url":"https://www.soflypart.com/wp-content/uploads/2022/03/DSC08841.jpg","width":"580","height":"580","caption":"Patek Philippe Vintage 4457 Crystal","inLanguage":"en-US"},{"@type":"BreadcrumbList","@id":"https://www.soflypart.com/product/generic-patek-philippe-vintage-4457-sapphire-crystal-27-5mm/#breadcrumb","itemListElement":[{"@type":"ListItem","position":"1","item":{"@id":"https://www.soflypart.com","name":"Home"}},{"@type":"ListItem","position":"2","item":{"@id":"https://www.soflypart.com/product/generic-patek-philippe-vintage-4457-sapphire-crystal-27-5mm/","name":"Generic Patek Philippe Vintage 4457 Sapphire Crystal 27.5mm"}}]},{"@type":"WebPage","@id":"https://www.soflypart.com/product/generic-patek-philippe-vintage-4457-sapphire-crystal-27-5mm/#webpage","url":"https://www.soflypart.com/product/generic-patek-philippe-vintage-4457-sapphire-crystal-27-5mm/","name":"Generic Patek Philippe Vintage 4457 Sapphire Crystal 27.5mm - Sofly","datePublished":"2022-03-18T16:50:33+08:00","dateModified":"2026-06-26T13:26:28+08:00","isPartOf":{"@id":"https://www.soflypart.com/#website"},"primaryImageOfPage":{"@id":"https://www.soflypart.com/wp-content/uploads/2022/03/DSC08841.jpg"},"inLanguage":"en-US","breadcrumb":{"@id":"https://www.soflypart.com/product/generic-patek-philippe-vintage-4457-sapphire-crystal-27-5mm/#breadcrumb"}},{"@type":"ProductGroup","name":"Generic Patek Philippe Vintage 4457 Sapphire Crystal 27.5mm - Sofly","description":"Generic flat square sapphire for Patek Philippe 4457 vintage cases. 27.5\u00d727.5\u00d71.2mm. Scratch-resistant. Compatible, not OEM. Verify size.","sku":"33010292","category":"Watch Parts","mainEntityOfPage":{"@id":"https://www.soflypart.com/product/generic-patek-philippe-vintage-4457-sapphire-crystal-27-5mm/#webpage"},"image":[{"@type":"ImageObject","url":"https://www.soflypart.com/wp-content/uploads/2022/03/DSC08841.jpg","height":"580","width":"580"}],"url":"https://www.soflypart.com/product/generic-patek-philippe-vintage-4457-sapphire-crystal-27-5mm/","productGroupID":"33010292","hasVariant":[{"@type":"Product","sku":"33010292","name":"Generic Patek Philippe Vintage 4457 Sapphire Crystal 27.5mm - Patek Philippe","description":"Product Description This high-precision sapphire crystal is designed for\u00a0Patek Philippe 4457-style vintage watch cases, measuring\u00a027.5mm \u00d7 27.5mm\u00a0with a thickness of\u00a01.2mm. Made from synthetic sapphire, it offers excellent scratch resistance, clear dial visibility, and a clean flat profile for professional watch repair and restoration. Features & Function Flat square profile\u00a0matches vintage Patek Philippe 4457 design High hardness (9 Mohs)\u00a0resists daily scratches and wear Excellent optical clarity\u00a0for clear dial viewing Precision fit\u00a0for professional repair and restoration Specifications Length:\u00a027.5 mm Width:\u00a027.5 mm Thickness:\u00a01.2 mm Shape:\u00a0Flat Square Material:\u00a0Synthetic sapphire Compatible:\u00a0Patek Philippe 4457-style vintage cases Applications Replacement crystal for\u00a0Patek Philippe 4457 vintage watches Suitable for luxury\u00a0vintage square watch restoration FAQs 1.Is this an original Patek Philippe part? No, it is a generic compatible crystal, not OEM. 2.Will it fit my Patek Philippe 4457 perfectly? Only if your watch uses exactly\u00a027.5\u00d727.5\u00d71.2mm\u00a0square glass; measure before purchase. 3.Is this crystal flat or domed? It features a\u00a0flat profile\u00a0matching the original vintage design. Why Choose SOFLY Watch Parts? Fast worldwide shipping within 3 business days. Competitive pricing on Seiko/Hattori calibers. 3,000+ watch movements and parts in stock. Trusted by watchmakers worldwide. Personalized sourcing support via\u00a0info@soflypart.com\u00a0or WhatsApp\u00a0+86 18620212114.","image":"https://www.soflypart.com/wp-content/uploads/2022/03/DSC08841-150x150.jpg","offers":{"@type":"Offer","description":"Product Description This high-precision sapphire crystal is designed for\u00a0Patek Philippe 4457-style vintage watch cases, measuring\u00a027.5mm \u00d7 27.5mm\u00a0with a thickness of\u00a01.2mm. Made from synthetic sapphire, it offers excellent scratch resistance, clear dial visibility, and a clean flat profile for professional watch repair and restoration. Features & Function Flat square profile\u00a0matches vintage Patek Philippe 4457 design High hardness (9 Mohs)\u00a0resists daily scratches and wear Excellent optical clarity\u00a0for clear dial viewing Precision fit\u00a0for professional repair and restoration Specifications Length:\u00a027.5 mm Width:\u00a027.5 mm Thickness:\u00a01.2 mm Shape:\u00a0Flat Square Material:\u00a0Synthetic sapphire Compatible:\u00a0Patek Philippe 4457-style vintage cases Applications Replacement crystal for\u00a0Patek Philippe 4457 vintage watches Suitable for luxury\u00a0vintage square watch restoration FAQs 1.Is this an original Patek Philippe part? No, it is a generic compatible crystal, not OEM. 2.Will it fit my Patek Philippe 4457 perfectly? Only if your watch uses exactly\u00a027.5\u00d727.5\u00d71.2mm\u00a0square glass; measure before purchase. 3.Is this crystal flat or domed? It features a\u00a0flat profile\u00a0matching the original vintage design. Why Choose SOFLY Watch Parts? Fast worldwide shipping within 3 business days. Competitive pricing on Seiko/Hattori calibers. 3,000+ watch movements and parts in stock. Trusted by watchmakers worldwide. Personalized sourcing support via\u00a0info@soflypart.com\u00a0or WhatsApp\u00a0+86 18620212114.","price":"45","priceCurrency":"USD","availability":"http://schema.org/InStock","itemCondition":"NewCondition","priceValidUntil":"2027-12-31","url":"https://www.soflypart.com/product/generic-patek-philippe-vintage-4457-sapphire-crystal-27-5mm/?attribute_pa_brand=patek-philippe"}}],"@id":"https://www.soflypart.com/product/generic-patek-philippe-vintage-4457-sapphire-crystal-27-5mm/#richSnippet"}]} ```