Seiko Cal. 4578 - 207

Released in 1965, the Cal. 4578 with design code 207 was part of Seiko's domestic market collection. It features a Cream dial protected by a Hardlex crystal and offers 30m of water resistance. [seikata-wm-861efab6ca9e]

Also known as: Monster, Silverwave

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

40mm

Case Thickness

9.6mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Cream

Jewels

25j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1965

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