Seiko Cal. 6635 - 972

Seiko 6635-972

The 6635-972 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6635 caliber with 29j jewels beating at 21,600 bph, it delivers a 42 hours power reserve. [seikata-wm-36f1b204f49d]

Also known as: Turtle, Tuna

Specifications

Movement
Hand-Winding
Case Material
Two-Tone
Case Width
40mm
Case Thickness
9.3mm
Lug Width
22mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
130m
Dial Color
Blue Sunburst
Jewels
29j
Frequency
21,600 bph
Power Reserve
42 hours
Year
1995

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seikata-wm-36f1b204f49d