Seiko Cal. 6634 - 280

Seiko 6634-280

This Automatic model from 1970 features a 40mm Hardlex-Coated Steel case. The Coin-Edge bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-ed4e50d95ff9]

Also known as: Silverwave, Crown

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
40mm
Case Thickness
12.0mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
70m
Dial Color
Green
Jewels
20j
Frequency
28,800 bph
Power Reserve
43 hours
Year
1970

Related Models

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