Seiko Cal. 0731 - 577

The 0731-577 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 0731 caliber with 33j jewels beating at 28,800 bph, it delivers a 60 hours power reserve. [seikata-wm-fc0cac686c29]

Also known as: Tuna

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

43mm

Case Thickness

10.8mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

50m

Dial Color

Black

Jewels

33j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1996

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