Seiko Cal. 0712 - 417

This Hand-Winding model from 1973 features a 43mm PVD Black case. Powered by the 0712 caliber with 31j jewels beating at 28,800 bph, it delivers a 65 hours power reserve. [seikata-wm-58e3a0535f57]

Also known as: Sumo, Bullhead

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

43mm

Case Thickness

10.8mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

White

Jewels

31j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1973

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