Seiko Cal. 7077 - 183

The 7077-183 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 7077 caliber with 22j jewels beating at 28,800 bph, it delivers a 52 hours power reserve. [seikata-wm-e106854a16ed]

Also known as: Bullhead, Crown

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

15.4mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Blue Sunburst

Jewels

22j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1977

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