Seiko Cal. 5616 - 581

The Seiko 5616-581 represents an important milestone in Seiko's 1997 lineup. Powered by the 5616 caliber with 30j jewels beating at 36,000 bph, it delivers a 49 hours power reserve. [seikata-wm-252e9346198d]

Also known as: Tuna, Goldfeather

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

46mm

Case Thickness

13.0mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

30m

Dial Color

Green

Jewels

30j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1997

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