Seiko Cal. 6687 - 481

This Spring Drive model from 1998 features a 40mm Titanium case. With its 21mm lug width and 15.2mm profile, it sits comfortably on most wrists. [seikata-wm-a2190ae7a9ed]

Also known as: Tuna, Arnie

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

40mm

Case Thickness

15.2mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Cream

Jewels

30j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1998

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