Seiko Cal. 0731 - 271

Seiko 0731-271

This Hand-Winding model from 1987 features a 44mm Hardlex-Coated Steel case. The Fixed bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-29ae3431298f]

Also known as: Baby Tuna

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
44mm
Case Thickness
9.5mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
80m
Dial Color
Silver
Jewels
20j
Frequency
36,000 bph
Power Reserve
54 hours
Year
1987

Related Models

seikata-wm-29ae3431298f