Seiko Cal. 3872 - 665

The Seiko 3872-665 represents an important milestone in Seiko's 1970 lineup. Powered by the 3872 caliber with 20j jewels beating at 36,000 bph, it delivers a 59 hours power reserve. [seikata-wm-01fa78ccc4a4]

Also known as: Turtle, Monster

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

38mm

Case Thickness

13.6mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Cream

Jewels

20j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1970

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