Seiko Cal. 5646 - 893

The Seiko 5646-893 represents an important milestone in Seiko's 1985 lineup. Powered by the 5646 caliber with 27j jewels beating at 21,600 bph, it delivers a 72 hours power reserve. [seikata-wm-20a48163fdb4]

Also known as: Bullhead, Crown

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

44mm

Case Thickness

8.4mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

90m

Dial Color

Green

Jewels

27j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1985

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