Seiko Cal. 5668 - 610

The 5668-610 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 5668 caliber with 19j jewels beating at 36,000 bph, it delivers a 53 hours power reserve. [seikata-wm-18427c585de9]

Also known as: Turtle, Navigator

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

14.8mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

120m

Dial Color

Blue Sunburst

Jewels

19j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1966

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