Seiko Cal. 3859 - 784

Released in 1968, the Cal. 3859 with design code 784 was part of Seiko's domestic market collection. The Fixed bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-7bd9dbb618c0]

Also known as: Helmet

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

45mm

Case Thickness

12.8mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

60m

Dial Color

White

Jewels

22j

Frequency

21,600 bph

Power Reserve

46 hours

Year

1968

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