Seiko Cal. 3897 - 783

The 3897-783 is a sought-after Automatic piece from Seiko's golden era. Powered by the 3897 caliber with 26j jewels beating at 21,600 bph, it delivers a 56 hours power reserve. [seikata-wm-4e11aa2ea375]

Also known as: UFO

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

11.6mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Cream

Jewels

26j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1990

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