Seiko Cal. 4578 - 572

Released in 1971, the Cal. 4578 with design code 572 was part of Seiko's domestic market collection. It features a Black dial protected by a Mineral crystal and offers 160m of water resistance. [seikata-wm-8f7b60ee0bbe]

Also known as: World Timer

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

11.6mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Black

Jewels

27j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1971

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