Seiko Cal. 7139 - 451

The 7139-451 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 7139 caliber with 17j jewels beating at 36,000 bph, it delivers a 44 hours power reserve. [seikata-wm-27ca669b845e]

Also known as: UFO, Rally

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

8.6mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Burgundy

Jewels

17j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1967

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