Seiko Cal. 3817 - 747

The 3817-747 is a sought-after Automatic piece from Seiko's golden era. Powered by the 3817 caliber with 25j jewels beating at 36,000 bph, it delivers a 67 hours power reserve. [seikata-wm-d7b41572da2e]

Also known as: Emperor

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

10.5mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

100m

Dial Color

Green

Jewels

25j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1998

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