Seiko Cal. 7034 - 427

The 7034-427 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 7034 caliber with 31j jewels beating at 21,600 bph, it delivers a 47 hours power reserve. [seikata-wm-7b9bde33c2c7]

Also known as: Crown, Emperor

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

37mm

Case Thickness

8.1mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Champagne

Jewels

31j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1977

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