Seiko Cal. 3812 - 556

The Seiko 3812-556 represents an important milestone in Seiko's 1984 lineup. Powered by the 3812 caliber with 34j jewels beating at 36,000 bph, it delivers a 70 hours power reserve. [seikata-wm-3cf86c6b562a]

Also known as: Goldfeather, Bellmatic

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

43mm

Case Thickness

10.6mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

140m

Dial Color

White

Jewels

34j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1984

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