Seiko Cal. 7131 - 765

Seiko 7131-765

This Solar model from 1973 features a 40mm Hardlex-Coated Steel case. The Fixed bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-d1191c980621]

Also known as: Monster, Baby Tuna

Specifications

Movement
Solar
Case Material
Hardlex-Coated Steel
Case Width
40mm
Case Thickness
10.4mm
Lug Width
20mm
Crystal
Acrylic
Bezel
Fixed
Water Resistance
60m
Dial Color
Silver
Jewels
36j
Frequency
28,800 bph
Power Reserve
55 hours
Year
1973

Related Models

seikata-wm-d1191c980621