Seiko Cal. 3812 - 173

The 3812-173 is a sought-after Automatic piece from Seiko's golden era. Powered by the 3812 caliber with 20j jewels beating at 36,000 bph, it delivers a 43 hours power reserve. [seikata-wm-6dc6e36e2d3a]

Also known as: Crown

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

40mm

Case Thickness

15.3mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Champagne

Jewels

20j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1971

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