Seiko Cal. 3893 - 663

The Seiko 3893-663 represents an important milestone in Seiko's 1993 lineup. Powered by the 3893 caliber with 28j jewels beating at 28,800 bph, it delivers a 66 hours power reserve. [seikata-wm-d05dfb630ca0]

Also known as: Bullhead, Sea Horse

Specifications

Movement

Solar

Case Material

Titanium

Case Width

37mm

Case Thickness

15.3mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Black

Jewels

28j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1993

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