Seiko Cal. 4431 - 255

This Hand-Winding model from 1995 features a 37mm Gold-Plated case. Powered by the 4431 caliber with 25j jewels beating at 21,600 bph, it delivers a 38 hours power reserve. [seikata-wm-d80af88bbdad]

Also known as: Bullhead

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

10.7mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Cream

Jewels

25j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1995

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