Seiko Cal. 7168 - 688

The Seiko 7168-688 represents an important milestone in Seiko's 1973 lineup. Powered by the 7168 caliber with 23j jewels beating at 21,600 bph, it delivers a 37 hours power reserve. [seikata-wm-6188edd1d58d]

Also known as: Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

38mm

Case Thickness

9.7mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Cream

Jewels

23j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1973

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