Seiko Cal. 4593 - 557

Released in 1978, the Cal. 4593 with design code 557 was part of Seiko's domestic market collection. It features a White dial protected by a Mineral crystal and offers 150m of water resistance. [seikata-wm-2adff59da867]

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

37mm

Case Thickness

8.1mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

White

Jewels

33j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1978

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