Seiko Cal. 3817 - 757

This Hand-Winding model from 1974 features a 36mm Gold-Plated case. Powered by the 3817 caliber with 31j jewels beating at 21,600 bph, it delivers a 39 hours power reserve. [seikata-wm-d9bdfbe43b14]

Also known as: UFO, Goldfeather

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

11.0mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

130m

Dial Color

Burgundy

Jewels

31j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1974

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