Strap matcher

Best straps for the Grand Seiko SBGW231

19 mm lugs, 37.3 mm case, reference SBGW231 (since 2017). Try a strap below; the drawing is to scale.

Grand Seiko SBGW231 on a black leather strap
Strap
Colour: Black
Strap width19 mm
At the buckle17 mm
Lug to lug44.2 mm

Looks that work on the Grand Seiko SBGW231

Grand Seiko SBGW231 specs

Made
since 2017
Case
37.3 mm × 11.6 mm thick
Lug width
19 mm
Lug to lug
44.2 mm
Case material
stainless steel
Movement
Calibre 9S64, manual-wind
Water resistance
30 m

From the maker's published figures, gathered with AI help and not yet checked against a watch in hand. Measure your lugs before you buy.

Strap size for the Grand Seiko SBGW231

What size strap fits the Grand Seiko SBGW231?

The Grand Seiko SBGW231 takes 19 mm straps: its lug width is 19 mm. A leather strap will usually taper to 17 mm at the buckle.

How big is the Grand Seiko SBGW231?

The case is 37.3 mm across, and about 44.2 mm from lug tip to lug tip.

What strap looks best on the Grand Seiko SBGW231?

Good options are a dark brown leather strap, a grey suede strap, a steel mesh bracelet. Try them all on the drawing above.

Sizes come from published specs. Check yours before you buy: how to measure lug width.