Seiko Cal. 3812 - 900

The Seiko 3812-900 represents an important milestone in Seiko's 1978 lineup. Powered by the 3812 caliber with 25j jewels beating at 36,000 bph, it delivers a 69 hours power reserve. [seikata-wm-d030851ae171]

Also known as: Goldfeather, Crown

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

37mm

Case Thickness

8.2mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

White

Jewels

25j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1978

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