Seiko Cal. 5688 - 461

The Seiko 5688-461 represents an important milestone in Seiko's 1970 lineup. Powered by the 5688 caliber with 35j jewels beating at 28,800 bph, it delivers a 61 hours power reserve. [seikata-wm-2af8fcfb438b]

Also known as: Samurai, Sea Horse

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

13.6mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

70m

Dial Color

Cream

Jewels

35j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1970

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