--- description: Bergeon 6400 universal crystal lift for round and shaped glasses. 10-45mm range. Swiss-made. Professional watchmaker tool. title: Bergeon 6400 Unbreakable Round And Shaped Glasses Remover - Sofly image: https://www.soflypart.com/wp-content/uploads/2019/03/Bergeon-6400-Universal-brass-tool-to-remove-round-or-shape-glasses-from-O-10-to-45-mm-with-1-standard-plate-0.70-mm-thickness.jpg --- [Skip to content](#content) * [ Home ](https://www.soflypart.com "Home") * [Products](https://www.soflypart.com/shop/ "Products") * [Watchmaker tools](https://www.soflypart.com/product-category/repair-tools/ "Watchmaker tools") * [Bergeon Watch Tools](https://www.soflypart.com/product-category/bergeon-watch-tools/ "Bergeon Watch Tools") * [Watch Bezel Remover & Crystal Lift](https://www.soflypart.com/product-category/repair-tools/watch-bezel-remover-crystal-lift/ "Watch Bezel Remover & Crystal Lift") * **Bergeon 6400 Unbreakable Round And Shaped Glasses Remover** [![Bergeon 6400 Glasses Remover](https://www.soflypart.com/wp-content/uploads/2019/03/Bergeon-6400-Universal-brass-tool-to-remove-round-or-shape-glasses-from-O-10-to-45-mm-with-1-standard-plate-0.70-mm-thickness-600x600.jpg)](https://www.soflypart.com/wp-content/uploads/2019/03/Bergeon-6400-Universal-brass-tool-to-remove-round-or-shape-glasses-from-O-10-to-45-mm-with-1-standard-plate-0.70-mm-thickness.jpg) # Bergeon 6400 Unbreakable Round And Shaped Glasses Remover $110.00 You Saved | Brand | Choose an optionBergeon![Bergeon](https://www.soflypart.com/wp-content/uploads/2023/06/22.jpg)[Clear](#) | | ----- | -------------------------------------------------------------------------------------------------------- | Bergeon 6400 Unbreakable Round And Shaped Glasses Remover 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 The **Bergeon 6400** is a professional universal crystal lift designed for the safe removal of unbreakable round and shaped watch glasses. Featuring a **flexible internal ring** and adjustable jaws, it securely grips glass diameters ranging from **10 mm to 45 mm**, making it compatible with most watch case sizes . This Swiss-made tool is an essential instrument for watchmakers needing to extract crystals without damaging the case or movement. ## Features & Function * **Universal Compatibility** – Grips crystals from 10mm to 45mm, fits most round and shaped unbreakable glasses. * **Flexible Internal Ring** – Distributes force evenly around the crystal edge, preventing stress cracking. * **Adjustable Jaws** – Multi‑jaw linkage easily adapts to different crystal sizes. * **Safe Removal** – Avoids scratching the case or damaging the movement, ideal for high‑value watches. * **Swiss Precision** – Genuine Bergeon quality, durable and reliable. ## Specifications | Parameter | Details | | ------------------- | ------------------------------------ | | Model | Bergeon 6400 | | Type | Crystal lift (glass remover) | | Suitable Crystals | Unbreakable round and shaped glasses | | Grip Diameter Range | 10 mm – 45 mm | | Body Material | Metal (precision machined) | | Origin | Switzerland | ## Applications * Removing round, square, tonneau, or other shaped unbreakable watch glasses (e.g., mineral glass, acrylic) * Watch repair, crystal replacement, movement access prior to servicing * Professional watch workshops, brand service centers, independent watchmakers ## Frequently Asked Questions **1\. Is this a genuine Bergeon tool?** Yes. It is a Swiss Bergeon factory-original model 6400, brand new. **2\. Can it be used for sapphire crystals?** Yes, it works on unbreakable crystals including sapphire, mineral, and acrylic. However, sapphire is very hard – use gentle, even pressure. **3\. How do I adjust it to the correct size?** Rotate the adjusting ring so the jaws just touch the crystal edge, then tighten slightly. No excessive force is needed. **4\. Can it be used to remove snap‑on case backs?** No. This tool is designed specifically for crystals, not case backs. Use a proper case back opener or press. **5\. How do I maintain the tool?** Clean the jaws and internal ring regularly. Store in a dry place. Avoid dropping. No routine lubrication required. ## 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 [ ![](https://www.soflypart.com/wp-content/uploads/2026/06/Citizen-caliber-8200-movement-holder.jpg) ](https://www.soflypart.com/product/watch-movement-holder-for-citizen-caliber-8200/) ### [Watch Movement Holder For Citizen Caliber 8200 ](https://www.soflypart.com/product/watch-movement-holder-for-citizen-caliber-8200/) [ ![](https://www.soflypart.com/wp-content/uploads/2026/06/Citizen-caliber-5840-movement-holder.jpg) ](https://www.soflypart.com/product/watch-movement-holder-for-citizen-caliber-5840/) ### [Watch Movement Holder For Citizen Caliber 5840 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Featuring a\u00a0flexible internal ring\u00a0and adjustable jaws, it securely grips glass diameters ranging from\u00a010 mm to 45 mm, making it compatible with most watch case sizes\u00a0. This Swiss-made tool is an essential instrument for watchmakers needing to extract crystals without damaging the case or movement. Features & Function Universal Compatibility\u00a0\u2013 Grips crystals from 10mm to 45mm, fits most round and shaped unbreakable glasses. Flexible Internal Ring\u00a0\u2013 Distributes force evenly around the crystal edge, preventing stress cracking. Adjustable Jaws\u00a0\u2013 Multi\u2011jaw linkage easily adapts to different crystal sizes. Safe Removal\u00a0\u2013 Avoids scratching the case or damaging the movement, ideal for high\u2011value watches. Swiss Precision\u00a0\u2013 Genuine Bergeon quality, durable and reliable. Specifications Parameter Details Model Bergeon 6400 Type Crystal lift (glass remover) Suitable Crystals Unbreakable round and shaped glasses Grip Diameter Range 10 mm \u2013 45 mm Body Material Metal (precision machined) Origin Switzerland Applications Removing round, square, tonneau, or other shaped unbreakable watch glasses (e.g., mineral glass, acrylic) Watch repair, crystal replacement, movement access prior to servicing Professional watch workshops, brand service centers, independent watchmakers Frequently Asked Questions 1. Is this a genuine Bergeon tool? Yes. It is a Swiss Bergeon factory-original model 6400, brand new. 2. Can it be used for sapphire crystals? Yes, it works on unbreakable crystals including sapphire, mineral, and acrylic. However, sapphire is very hard \u2013 use gentle, even pressure. 3. How do I adjust it to the correct size? Rotate the adjusting ring so the jaws just touch the crystal edge, then tighten slightly. No excessive force is needed. 4. Can it be used to remove snap\u2011on case backs? No. This tool is designed specifically for crystals, not case backs. Use a proper case back opener or press. 5. How do I maintain the tool? Clean the jaws and internal ring regularly. Store in a dry place. Avoid dropping. No routine lubrication required. 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/2019/03/Bergeon-6400-Universal-brass-tool-to-remove-round-or-shape-glasses-from-O-10-to-45-mm-with-1-standard-plate-0.70-mm-thickness-150x150.jpg","offers":{"@type":"Offer","description":"Product Description The\u00a0Bergeon 6400\u00a0is a professional universal crystal lift designed for the safe removal of unbreakable round and shaped watch glasses. Featuring a\u00a0flexible internal ring\u00a0and adjustable jaws, it securely grips glass diameters ranging from\u00a010 mm to 45 mm, making it compatible with most watch case sizes\u00a0. This Swiss-made tool is an essential instrument for watchmakers needing to extract crystals without damaging the case or movement. Features & Function Universal Compatibility\u00a0\u2013 Grips crystals from 10mm to 45mm, fits most round and shaped unbreakable glasses. Flexible Internal Ring\u00a0\u2013 Distributes force evenly around the crystal edge, preventing stress cracking. Adjustable Jaws\u00a0\u2013 Multi\u2011jaw linkage easily adapts to different crystal sizes. Safe Removal\u00a0\u2013 Avoids scratching the case or damaging the movement, ideal for high\u2011value watches. Swiss Precision\u00a0\u2013 Genuine Bergeon quality, durable and reliable. Specifications Parameter Details Model Bergeon 6400 Type Crystal lift (glass remover) Suitable Crystals Unbreakable round and shaped glasses Grip Diameter Range 10 mm \u2013 45 mm Body Material Metal (precision machined) Origin Switzerland Applications Removing round, square, tonneau, or other shaped unbreakable watch glasses (e.g., mineral glass, acrylic) Watch repair, crystal replacement, movement access prior to servicing Professional watch workshops, brand service centers, independent watchmakers Frequently Asked Questions 1. Is this a genuine Bergeon tool? Yes. It is a Swiss Bergeon factory-original model 6400, brand new. 2. Can it be used for sapphire crystals? Yes, it works on unbreakable crystals including sapphire, mineral, and acrylic. However, sapphire is very hard \u2013 use gentle, even pressure. 3. How do I adjust it to the correct size? Rotate the adjusting ring so the jaws just touch the crystal edge, then tighten slightly. No excessive force is needed. 4. Can it be used to remove snap\u2011on case backs? No. This tool is designed specifically for crystals, not case backs. Use a proper case back opener or press. 5. How do I maintain the tool? Clean the jaws and internal ring regularly. Store in a dry place. Avoid dropping. No routine lubrication required. 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":"110","priceCurrency":"USD","availability":"http://schema.org/InStock","itemCondition":"NewCondition","priceValidUntil":"2027-12-31","url":"https://www.soflypart.com/product/bergeon-6400-unbreakable-round-and-shaped-glasses-remover/?attribute_pa_brand=bergeon"}}],"@id":"https://www.soflypart.com/product/bergeon-6400-unbreakable-round-and-shaped-glasses-remover/#richSnippet"}]} ```