Seiko Cal. 3837 - 423

The 3837-423 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 3837 caliber with 20j jewels beating at 28,800 bph, it delivers a 66 hours power reserve. [seikata-wm-448a7310e9e4]

Also known as: Sea Horse

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

42mm

Case Thickness

12.0mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

50m

Dial Color

Cream

Jewels

20j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1974

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