Seiko Cal. 7012 - 639

The 7012-639 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 7012 caliber with 32j jewels beating at 28,800 bph, it delivers a 36 hours power reserve. [seikata-wm-ae993a8a656d]

Also known as: Rally, World Timer

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

11.3mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

70m

Dial Color

Black

Jewels

32j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1986

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