Seiko Cal. 4537 - 912

This Automatic model from 1979 features a 39mm Titanium case. Powered by the 4537 caliber with 32j jewels beating at 36,000 bph, it delivers a 47 hours power reserve. [seikata-wm-3472b74118f9]

Also known as: Helmet, Crown

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

39mm

Case Thickness

15.2mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Navy

Jewels

32j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1979

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