Seiko Cal. 4523 - 388

The 4523-388 is a sought-after Automatic piece from Seiko's golden era. It features a Green dial protected by a Acrylic crystal and offers 70m of water resistance. [seikata-wm-1916ab8bf0af]

Also known as: Bullhead, Sportsmatic

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

11.3mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

70m

Dial Color

Green

Jewels

27j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1968

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