Seiko Cal. 4593 - 421

Released in 1978, the Cal. 4593 with design code 421 was part of Seiko's domestic market collection. It features a Green dial protected by a Sapphire crystal and offers 40m of water resistance. [seikata-wm-5eac8f3b08e8]

Also known as: Flighty

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

8.5mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Green

Jewels

20j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1978

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