Seiko Cal. 5677 - 511

This Hand-Winding model from 1982 features a 45mm Stainless Steel case. Powered by the 5677 caliber with 28j jewels beating at 36,000 bph, it delivers a 69 hours power reserve. [seikata-wm-eafd3a0d65e3]

Also known as: Bullhead, Sea Horse

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

13.2mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

80m

Dial Color

Navy

Jewels

28j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1982

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