Seiko Cal. 4493 - 664

The 4493-664 is a sought-after Spring Drive piece from Seiko's golden era. It features a Navy dial protected by a Hardlex crystal and offers 110m of water resistance. [seikata-wm-76ec19bd4161]

Also known as: Bellmatic, World Timer

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

34mm

Case Thickness

14.6mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

110m

Dial Color

Navy

Jewels

21j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1984

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