Grand Seiko SBGN003 Lug Width & Strap Size
Grand Seiko SBGN003 watches have 19mm lugs and are compatible with 19mm watch bands.
Grand Seiko SBGN003 case size is 39mm in diameter.
You can shop our entire collection of 19mm watch bands for Grand Seiko SBGN003 with the link below. Please select size 19mm to ensure compatibility with your Grand Seiko SBGN003.
