Seiko Cal. 6636 - 803

Seiko 6636-803

This Quartz model from 1980 features a 40mm Stainless Steel case. The Coin-Edge bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-b88d484f78b6]

Also known as: World Timer, Baby Tuna

Specifications

Movement
Quartz
Case Material
Stainless Steel
Case Width
40mm
Case Thickness
11.4mm
Lug Width
19mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
110m
Dial Color
Black
Jewels
18j
Frequency
21,600 bph
Power Reserve
63 hours
Year
1980

Related Models

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