Seiko Cal. 0737 - 661

The Seiko 0737-661 represents an important milestone in Seiko's 1981 lineup. Powered by the 0737 caliber with 31j jewels beating at 36,000 bph, it delivers a 54 hours power reserve. [seikata-wm-e12786463701]

Also known as: Crown, Emperor

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

9.1mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Champagne

Jewels

31j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1981

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