Seiko Cal. 3812 - 740

The 3812-740 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 3812 caliber with 30j jewels beating at 36,000 bph, it delivers a 46 hours power reserve. [seikata-wm-cb5687a391ee]

Also known as: Crown

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

13.6mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Black

Jewels

30j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1969

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