Seiko Cal. 6683 - 604

This Spring Drive model from 1999 features a 40mm Titanium case. It features a White dial protected by a Hardlex crystal and offers 140m of water resistance. [seikata-wm-1ec931e842b4]

Also known as: Monster, Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

40mm

Case Thickness

14.1mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

White

Jewels

32j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1999

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