Seiko Cal. 5237 - 866

This Hand-Winding model from 1981 features a 45mm Hardlex-Coated Steel case. Powered by the 5237 caliber with 21j jewels beating at 36,000 bph, it delivers a 72 hours power reserve. [seikata-wm-698eb90fc2de]

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

15.3mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Black

Jewels

21j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1981

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