Seiko Prospex SPB151 Lug Width & Strap Size
Seiko Prospex SPB151 watches have 20mm lugs and are compatible with 20mm watch bands.
Seiko Prospex SPB151 case size is 42.7mm in diameter.
You can shop our entire collection of 20mm watch bands for Seiko Prospex SPB151 with the link below. Please select size 20mm to ensure compatibility with your Seiko Prospex SPB151.