Seiko Cal. 4570 - 727

The 4570-727 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4570 caliber with 34j jewels beating at 36,000 bph, it delivers a 52 hours power reserve. [seikata-wm-7122596b92ca]

Also known as: Helmet, Silverwave

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

15.6mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Burgundy

Jewels

34j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1985

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