Seiko Cal. 6630 - 640

Seiko 6630-640

This Quartz model from 1975 features a 46mm Stainless Steel case. The Coin-Edge bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-a06b9fff0d07]

Specifications

Movement
Quartz
Case Material
Stainless Steel
Case Width
46mm
Case Thickness
14.5mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
80m
Dial Color
Cream
Jewels
32j
Frequency
21,600 bph
Power Reserve
52 hours
Year
1975

Related Models

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