Seiko Cal. 7139 - 963

The 7139-963 is a sought-after Spring Drive piece from Seiko's golden era. It features a Green dial protected by a Mineral crystal and offers 50m of water resistance. [seikata-wm-b3c5117a20e5]

Also known as: Rally, Goldfeather

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

41mm

Case Thickness

9.8mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Green

Jewels

30j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1971

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