Seiko Cal. 3851 - 649

The Seiko 3851-649 represents an important milestone in Seiko's 1992 lineup. Powered by the 3851 caliber with 29j jewels beating at 36,000 bph, it delivers a 70 hours power reserve. [seikata-wm-bdd21ea22bfa]

Also known as: Goldfeather

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

39mm

Case Thickness

15.4mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

180m

Dial Color

Green

Jewels

29j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1992

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