Seiko Cal. 5613 - 680

The Seiko 5613-680 represents an important milestone in Seiko's 1988 lineup. Powered by the 5613 caliber with 19j jewels beating at 28,800 bph, it delivers a 51 hours power reserve. [seikata-wm-708f69f60760]

Also known as: World Timer

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

10.6mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Black

Jewels

19j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1988

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