Seiko Cal. 7118 - 435

The 7118-435 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 7118 caliber with 20j jewels beating at 28,800 bph, it delivers a 44 hours power reserve. [seikata-wm-ac10ffb75ed1]

Also known as: Monster, Silverwave

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

12.6mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Green

Jewels

20j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1970

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