---
description: Generic case back sapphire for Cartier Tortue 2645. 31.2mm round. Scratch-resistant. Compatible, not OEM. Verify size.
title: Generic Cartier Tortue 2645 Case Back Sapphire Crystal 31.2mm - Sofly
image: https://www.soflypart.com/wp-content/uploads/2022/04/DSC09230.jpg
---
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- **Generic Cartier Tortue 2645 Case Back Sapphire Crystal 31.2mm**
[](https://www.soflypart.com/wp-content/uploads/2022/04/DSC09230.jpg)
# Generic Cartier Tortue 2645 Case Back Sapphire Crystal 31.2mm
$45.00
You Saved
| Brand | Choose an option Cartier- 
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 Cartier Tortue 2645 Case Back Sapphire Crystal 31.2mm quantity
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## Product Description
This generic sapphire crystal is designed for the Cartier Tortue 2645 case back, measuring 31.2mm in diameter. Its flat round design offers excellent optical clarity and scratch resistance for reliable case back glass replacement.
## Features & Function
- Flat round shape ensures precise fit for case back opening
- High hardness (9 Mohs) resists daily scratches and wear
- Excellent optical clarity for clear movement viewing
- Generic design – always verify dimensions with original glass
## Specifications
- Diameter: 31.2 mm
- Shape: Flat Round
- Material: Synthetic sapphire
- Compatible Model: Cartier Tortue 2645 (case back)
## Applications
- Replacement case back crystal for Cartier Tortue 2645
- Ideal for restoring movement visibility in exhibition case backs
## FAQs
*1.Is this an original Cartier part?*
No, it is a generic compatible crystal, not OEM.
*2.Will it fit my Tortue 2645 case back perfectly?*
Only if your case back uses exactly 31.2mm round glass; measure before purchase.
*3.Is this crystal suitable for both front and case back?*
This listing is for case back crystal; front crystal may have different dimensions.
## 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**.
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