Seiko Cal. 3897 - 907

The 3897-907 is a sought-after Kinetic piece from Seiko's golden era. With its 20mm lug width and 15.2mm profile, it sits comfortably on most wrists. [seikata-wm-a34d3c5e036d]

Also known as: UFO, Emperor

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

39mm

Case Thickness

15.2mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Navy

Jewels

32j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1982

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