Size guide
Measure your wrist tightly using a measuring tape.
Onesize varies from 17-21cm and fits both women and men.
Find your fit for each collections:
GEMSTONE COLLECTION
![](https://cdn.shopify.com/s/files/1/0538/3559/5952/files/gemstone-black_240x240.png?v=1617638316)
Size | Wrist Circumference (cm) | Wrist circumference (inch) |
Onesize | 17-21 | 6.7-8.3 |
SPEEDCUFF COLLECTION
![](https://cdn.shopify.com/s/files/1/0538/3559/5952/files/speedcuff-gold_240x240.png?v=1617638577)
Size | Wrist Circumference (cm) | Wrist circumference (inch) |
Onesize | 17-21 | 6.7-8.3 |
LEATHER ESSENTIALS
![](https://cdn.shopify.com/s/files/1/0538/3559/5952/files/leather-black_240x240.png?v=1617638397)
Size | Wrist Circumference (cm) | Wrist circumference (inch) |
19 | 18-19 | 7.1-7.5 |
20.5 | 19.5-20.5 | 7.7-8.1 |