Seiko Cal. 4523 - 978

Released in 1968, the Cal. 4523 with design code 978 was part of Seiko's domestic market collection. It features a Cream dial protected by a Acrylic crystal and offers 50m of water resistance. [seikata-wm-a6bff42142ea]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

34mm

Case Thickness

14.0mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

50m

Dial Color

Cream

Jewels

17j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1968

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