Seiko Cal. 5650 - 881

The Seiko 5650-881 represents an important milestone in Seiko's 1974 lineup. Powered by the 5650 caliber with 29j jewels beating at 36,000 bph, it delivers a 67 hours power reserve. [seikata-wm-85967ada5dfc]

Also known as: Monster, Baby Tuna

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

42mm

Case Thickness

9.1mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

150m

Dial Color

Green

Jewels

29j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1974

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