Seiko Cal. 5668 - 393

The Seiko 5668-393 represents an important milestone in Seiko's 1990 lineup. It features a Silver dial protected by a Hardlex crystal and offers 50m of water resistance. [seikata-wm-ab84b80abe2c]

Also known as: Bellmatic, Navigator

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

44mm

Case Thickness

9.0mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Silver

Jewels

31j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1990

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