Seiko Cal. 3865 - 650

The 3865-650 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 3865 caliber with 27j jewels beating at 21,600 bph, it delivers a 67 hours power reserve. [seikata-wm-938e55e56668]

Also known as: Tuna, Sea Horse

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

10.3mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

70m

Dial Color

Cream

Jewels

27j

Frequency

21,600 bph

Power Reserve

67 hours

Year

1993

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