Wrist Size: Inches and cm Quick Reference
Author: Funny Items
Release time: 2026-08-31 02:35:23
View number: 8
Wrist Measurements in Inches and cm
Sizing charts use different units depending on region. Here is the quick converter for watch fitting.
The Conversion
| Measurement | Inches | Centimeters |
|---|---|---|
| Small wrist | Under 6.25" | Under 16cm |
| Medium wrist | 6.25"–7" | 16–18cm |
| Large wrist | 7"–8" | 18–20cm |
| Extra large | Over 8" | Over 20cm |
Measuring Method
- Wrap flexible tape measure snugly around wrist bone
- Record in both inches and centimeters
- Compare to our comprehensive sizing guide
The Watch Size Mapping
| Wrist | Diameter | Lug-to-Lug Limit |
|---|---|---|
| Under 16cm | 34-38mm | Under 42mm |
| 16-18cm | 38-40mm | Under 48mm |
| 18-20cm | 40-43mm | Under 52mm |
| Over 20cm | 42mm+ | Most cases fit |
Full sizing discussion in our sizing guide; women's specific in the women's guide.
Frequently Asked Questions
Should I measure with or without a watch?
Without — measure bare wrist to get your baseline measurement.