Seiko Cal. 7139 - 663

The 7139-663 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 7139 caliber with 19j jewels beating at 28,800 bph, it delivers a 68 hours power reserve. [seikata-wm-2cc7527358de]

Also known as: Pogue, Bullhead

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

9.3mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

90m

Dial Color

Blue Sunburst

Jewels

19j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1988

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