Seiko Cal. 5656 - 888

The Seiko 5656-888 represents an important milestone in Seiko's 1979 lineup. Powered by the 5656 caliber with 29j jewels beating at 21,600 bph, it delivers a 46 hours power reserve. [seikata-wm-eb4a28206a4d]

Also known as: Bellmatic

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

14.9mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

190m

Dial Color

Green

Jewels

29j

Frequency

21,600 bph

Power Reserve

46 hours

Year

1979

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