Seiko Cal. 4447 - 593

The Seiko 4447-593 represents an important milestone in Seiko's 1987 lineup. Powered by the 4447 caliber with 27j jewels beating at 36,000 bph, it delivers a 63 hours power reserve. [seikata-wm-80474d3098d1]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

36mm

Case Thickness

8.5mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Champagne

Jewels

27j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1987

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