Seiko Cal. 5633 - 591

This Solar model from 1986 features a 44mm Hardlex-Coated Steel case. Powered by the 5633 caliber with 33j jewels beating at 36,000 bph, it delivers a 70 hours power reserve. [seikata-wm-3324ea79aadb]

Also known as: Tuna, Bullhead

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

11.9mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Black

Jewels

33j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1986

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