Seiko Cal. 3865 - 633

The Seiko 3865-633 represents an important milestone in Seiko's 1997 lineup. Powered by the 3865 caliber with 19j jewels beating at 36,000 bph, it delivers a 40 hours power reserve. [seikata-wm-02d5fceae085]

Also known as: Arnie

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

11.1mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

50m

Dial Color

Black

Jewels

19j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1997

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