Seiko Cal. 4523 - 399

The 4523-399 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Green dial protected by a Mineral crystal and offers 180m of water resistance. [seikata-wm-1b4913aaa5dd]

Also known as: Pogue, Bullhead

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

13.4mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Green

Jewels

24j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1987

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