Seiko Cal. 0730 - 931

This Solar model from 1986 features a 43mm Hardlex-Coated Steel case. Powered by the 0730 caliber with 22j jewels beating at 36,000 bph, it delivers a 59 hours power reserve. [seikata-wm-4090b03a9c00]

Also known as: Crown, Golden Tuna

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

15.9mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Black

Jewels

22j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1986

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