Seiko Cal. 4538 - 265

This Automatic model from 1981 features a 37mm Hardlex-Coated Steel case. Powered by the 4538 caliber with 27j jewels beating at 21,600 bph, it delivers a 71 hours power reserve. [seikata-wm-b288e804aad4]

Also known as: Sea Horse

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

15.5mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Champagne

Jewels

27j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1981

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