Seiko Cal. 3851 - 644

The 3851-644 is a sought-after Hand-Winding piece from Seiko's golden era. The Fixed bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-a1fcb9382dd5]

Also known as: Goldfeather

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

12.1mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

190m

Dial Color

Black

Jewels

34j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1971

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