![Seiko 6309 7040 Strap Size & Lug Width Seiko 6309 7040 Strap Size & Lug Width](https://cdn.strapsco.com/wp-content/uploads/2022/04/Seiko-6309-7040-Strap-Size-Lug-Width.png)
Seiko 6309-7040 Lug Width & Strap Size
Seiko 6309-7040 watches have 22mm lugs and are compatible with 22mm watch bands.
Seiko 6309-7040 case size is 45mm in diameter.
You can shop our entire collection of 22mm watch bands for Seiko 6309-7040 with the link below. Please select size 22mm to ensure compatibility with your Seiko 6309-7040.