Seiko Cal. 7121 - 431

Seiko 7121-431

This Hand-Winding model from 1990 features a 46mm Hardlex-Coated Steel case. The Inner Rotating bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-d11078999928]

Also known as: Baby Tuna

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
46mm
Case Thickness
14.4mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
180m
Dial Color
Navy
Jewels
20j
Frequency
28,800 bph
Power Reserve
72 hours
Year
1990

Related Models

seikata-wm-d11078999928