Seiko Cal. 5618 - 680

This Hand-Winding model from 1975 features a 37mm Gold-Plated case. Powered by the 5618 caliber with 26j jewels beating at 36,000 bph, it delivers a 55 hours power reserve. [seikata-wm-6ae13f8b551b]

Also known as: Bullhead, Crown

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

13.1mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

160m

Dial Color

Champagne

Jewels

26j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1975

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