No Steinhart watch matches . Try a model name or a reference.
Lug width of the Marine
We have measured 1 references, and every one takes a 20 mm strap. Cases run from 38 mm to 47 mm. Case material: stainless steel, bronze.
Straps listed in 20 mm
Measure between the lugs before ordering; the end fittings are described on each strap.