Seiko Cal. 6636 - 359

This Hand-Winding model from 1988 features a 40mm Stainless Steel case. Powered by the 6636 caliber with 25j jewels beating at 36,000 bph, it delivers a 57 hours power reserve. [seikata-wm-409cb26278b6]

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

12.8mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Champagne

Jewels

25j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1988

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