Seiko Cal. 5656 - 890

The Seiko 5656-890 represents an important milestone in Seiko's 1976 lineup. Powered by the 5656 caliber with 35j jewels beating at 36,000 bph, it delivers a 36 hours power reserve. [seikata-wm-3b5e0b518602]

Also known as: Sea Horse, Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

10.7mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Navy

Jewels

35j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1976

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