Seiko Cal. 5677 - 672

This Hand-Winding model from 1988 features a 45mm PVD Black case. Powered by the 5677 caliber with 23j jewels beating at 28,800 bph, it delivers a 59 hours power reserve. [seikata-wm-bf717dfde99a]

Also known as: Crown, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

45mm

Case Thickness

13.4mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Black

Jewels

23j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1988

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