Seiko Cal. 7180 - 677

This Hand-Winding model from 1968 features a 37mm PVD Black case. Powered by the 7180 caliber with 25j jewels beating at 36,000 bph, it delivers a 67 hours power reserve. [seikata-wm-1c5a1e3c9401]

Also known as: Sea Horse

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

37mm

Case Thickness

15.6mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

120m

Dial Color

Burgundy

Jewels

25j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1968

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