Seiko Cal. 3865 - 863

The Seiko 3865-863 represents an important milestone in Seiko's 1994 lineup. Powered by the 3865 caliber with 36j jewels beating at 21,600 bph, it delivers a 68 hours power reserve. [seikata-wm-4df6c864a3da]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

40mm

Case Thickness

12.4mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

White

Jewels

36j

Frequency

21,600 bph

Power Reserve

68 hours

Year

1994

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