Seiko Cal. 3859 - 369

The 3859-369 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 3859 caliber with 29j jewels beating at 28,800 bph, it delivers a 56 hours power reserve. [seikata-wm-fc2f748ce16d]

Also known as: Monster

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

11.1mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

60m

Dial Color

White

Jewels

29j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1966

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