Seiko Cal. 7146 - 566

The 7146-566 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 7146 caliber with 25j jewels beating at 28,800 bph, it delivers a 58 hours power reserve. [seikata-wm-63ee2387958f]

Also known as: Monster, Pogue

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

39mm

Case Thickness

11.0mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

Silver

Jewels

25j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1983

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