Seiko Cal. 4581 - 729

The Seiko 4581-729 represents an important milestone in Seiko's 1969 lineup. Powered by the 4581 caliber with 19j jewels beating at 36,000 bph, it delivers a 68 hours power reserve. [seikata-wm-218b78664b76]

Also known as: Turtle, Sumo

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

36mm

Case Thickness

12.8mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Champagne

Jewels

19j

Frequency

36,000 bph

Power Reserve

68 hours

Year

1969

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