Seiko Cal. 3839 - 903

The 3839-903 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 3839 caliber with 34j jewels beating at 36,000 bph, it delivers a 50 hours power reserve. [seikata-wm-9069c3c330f7]

Also known as: Helmet

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

15.9mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Silver

Jewels

34j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1994

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