Seiko Cal. 5237 - 265

This Spring Drive model from 1990 features a 42mm PVD Black case. It features a Navy dial protected by a Hardlex crystal and offers 130m of water resistance. [seikata-wm-ca13a2c34a23]

Also known as: Sumo, Sportsmatic

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

42mm

Case Thickness

10.3mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

130m

Dial Color

Navy

Jewels

21j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1990

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