Seiko Cal. 6176 - 740

This Spring Drive model from 1968 features a 40mm Titanium case. Powered by the 6176 caliber with 23j jewels beating at 21,600 bph, it delivers a 54 hours power reserve. [seikata-wm-0c2377d3abe6]

Also known as: Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

40mm

Case Thickness

14.8mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

130m

Dial Color

Green

Jewels

23j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1968

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