Seiko Cal. 6687 - 791

Released in 1993, the Cal. 6687 with design code 791 was part of Seiko's domestic market collection. With its 18mm lug width and 14.9mm profile, it sits comfortably on most wrists. [seikata-wm-07a06cd1cf6e]

Also known as: Samurai, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

35mm

Case Thickness

14.9mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Green

Jewels

21j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1993

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