Seiko Cal. 6638 - 970

Seiko 6638-970

The 6638-970 is a sought-after Automatic piece from Seiko's golden era. The Coin-Edge bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-a979c1f245ff]

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
36mm
Case Thickness
13.3mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
40m
Dial Color
White
Jewels
17j
Frequency
21,600 bph
Power Reserve
43 hours
Year
1973

Related Models

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