Seiko Cal. 0781 - 637

Seiko 0781-637

This Kinetic model from 1973 features a 36mm Hardlex-Coated Steel case. The Inner Rotating bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-6545d53f6180]

Also known as: Baby Tuna, Arnie

Specifications

Movement
Kinetic
Case Material
Hardlex-Coated Steel
Case Width
36mm
Case Thickness
8.3mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
160m
Dial Color
Green
Jewels
18j
Frequency
36,000 bph
Power Reserve
43 hours
Year
1973

Related Models

seikata-wm-6545d53f6180