Seiko Cal. 6687 - 188

This Solar model from 1982 features a 46mm Titanium case. The Coin-Edge bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-cbce5e4f76f8]

Also known as: Bullhead

Specifications

Movement

Solar

Case Material

Titanium

Case Width

46mm

Case Thickness

11.9mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Navy

Jewels

22j

Frequency

21,600 bph

Power Reserve

69 hours

Year

1982

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