Seiko Cal. 4494 - 393

The Seiko 4494-393 represents an important milestone in Seiko's 1967 lineup. It features a Green dial protected by a Hardlex crystal and offers 150m of water resistance. [seikata-wm-191a2a92a372]

Also known as: Sumo, World Timer

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

44mm

Case Thickness

13.1mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Green

Jewels

33j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1967

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