Seiko Cal. 5658 - 120

This Automatic model from 1976 features a 37mm Hardlex-Coated Steel case. Powered by the 5658 caliber with 26j jewels beating at 36,000 bph, it delivers a 36 hours power reserve. [seikata-wm-293fb05856ac]

Also known as: Bellmatic, Crown

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

11.9mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

120m

Dial Color

Navy

Jewels

26j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1976

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