Seiko Cal. 4436 - 431

This Hand-Winding model from 1996 features a 45mm Stainless Steel case. Powered by the 4436 caliber with 31j jewels beating at 36,000 bph, it delivers a 64 hours power reserve. [seikata-wm-2064d135068a]

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

13.5mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Navy

Jewels

31j

Frequency

36,000 bph

Power Reserve

64 hours

Year

1996

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