Seiko Cal. 7024 - 678

The 7024-678 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 7024 caliber with 25j jewels beating at 28,800 bph, it delivers a 69 hours power reserve. [seikata-wm-f10e2df46538]

Also known as: Helmet, Sea Horse

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

42mm

Case Thickness

12.5mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

White

Jewels

25j

Frequency

28,800 bph

Power Reserve

69 hours

Year

1976

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