Seiko Cal. 5616 - 591

The Seiko 5616-591 represents an important milestone in Seiko's 1966 lineup. Powered by the 5616 caliber with 17j jewels beating at 36,000 bph, it delivers a 69 hours power reserve. [seikata-wm-86900370f1fc]

Also known as: Crown

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

12.4mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Black

Jewels

17j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1966

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