Seiko Cal. 7129 - 981

The 7129-981 is a sought-after Spring Drive piece from Seiko's golden era. It features a Green dial protected by a Mineral crystal and offers 80m of water resistance. [seikata-wm-0ea2414a6ea2]

Also known as: Sumo, Tuna

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

12.9mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

80m

Dial Color

Green

Jewels

22j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1977

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