Seiko Cal. 3855 - 738

The 3855-738 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 3855 caliber with 31j jewels beating at 21,600 bph, it delivers a 55 hours power reserve. [seikata-wm-e5dccc39e3a9]

Also known as: UFO, Rally

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

12.0mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Blue Sunburst

Jewels

31j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1980

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