Seiko Cal. 7139 - 639

The 7139-639 is a sought-after Solar piece from Seiko's golden era. Powered by the 7139 caliber with 29j jewels beating at 36,000 bph, it delivers a 44 hours power reserve. [seikata-wm-1c7915a9be73]

Also known as: Golden Tuna

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

10.4mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

150m

Dial Color

Champagne

Jewels

29j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1994

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