Seiko Cal. 4573 - 440

The Seiko 4573-440 represents an important milestone in Seiko's 1995 lineup. It features a Navy dial protected by a Hardlex crystal and offers 100m of water resistance. [seikata-wm-eb196b90b8b6]

Also known as: Sumo, Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

35mm

Case Thickness

9.1mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

100m

Dial Color

Navy

Jewels

23j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1995

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