$3.00
Certina 630, 631 Balance Jewels Technical Data
by CERTINA
Technical specification sheet for upper and lower balance jewels (Pierres de balancier) for Certina movements 630 and 631. Includes caliber compatibility data for base calibers 230, 240, 248, 251, 258, 260, 270, 300, 320, 340, 350, and 410 with their applicable variants.
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Document Details
- Format
- Pages
- 1
- Size
- 642.8 KB
- Category
- Horlogerie