Seiko Cal. 5237 - 123

This Spring Drive model from 1981 features a 42mm Hardlex-Coated Steel case. It features a Green dial protected by a Mineral crystal and offers 180m of water resistance. [seikata-wm-3cbbcae7b2d2]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

11.7mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

180m

Dial Color

Green

Jewels

28j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1981

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