Seiko Cal. 5637 - 129

This Spring Drive model from 1998 features a 40mm PVD Black case. It features a Cream dial protected by a Acrylic crystal and offers 30m of water resistance. [seikata-wm-b86d360aea1f]

Also known as: Monster, Flighty

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

40mm

Case Thickness

10.3mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

30m

Dial Color

Cream

Jewels

25j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1998

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