PDF
GB/T 30415-2013 Active
GB/T 30415-2013 Horology—Functional and non-functional jewels
Abstract
This standard specifies the technical definitions of functional and non-functional watch movements' jewels, describes the different types of jewels used, and how they are marked on timing instruments or used in advertisements.
General Product Information
| Document Type | National standards |
|---|---|
| Standard Status | Active |
| Standard Code | GB/T 30415-2013 |
| CCS | Clocks and watches |
| ICS | Comprehensive Horology |
| Implement Date | 2014-12-01 |
Price
$ 42
Subtotal
$ 42
Tax
$ 0.00
Order Total (incl. tax)
$ 42