Seiko Cal. 5666 - 846

This Hand-Winding model from 1987 features a 36mm Two-Tone case. The Coin-Edge bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-d262ebcd7613]

Also known as: Bullhead, Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

36mm

Case Thickness

14.9mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Burgundy

Jewels

19j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1987

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