Seiko Cal. 5688 - 668

Seiko 5688-668

The 5688-668 is a sought-after Automatic piece from Seiko's golden era. Powered by the 5688 caliber with 20j jewels beating at 28,800 bph, it delivers a 39 hours power reserve. [seikata-wm-ad8f6afb863b]

Also known as: Golden Tuna

Specifications

Movement
Automatic
Case Material
Stainless Steel
Case Width
46mm
Case Thickness
11.7mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
60m
Dial Color
White
Jewels
20j
Frequency
28,800 bph
Power Reserve
39 hours
Year
1974

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