Seiko Cal. 4525 - 736

This Spring Drive model from 1991 features a 37mm Titanium case. It features a Black dial protected by a Mineral crystal and offers 50m of water resistance. [seikata-wm-765075ad803c]

Also known as: Monster

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

37mm

Case Thickness

10.1mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

50m

Dial Color

Black

Jewels

23j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1991

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