Seiko Cal. 4518 - 599

The 4518-599 is a sought-after Spring Drive piece from Seiko's golden era. It features a Green dial protected by a Mineral crystal and offers 200m of water resistance. [seikata-wm-e6b3d475b55d]

Also known as: Helmet, Sea Horse

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

38mm

Case Thickness

8.6mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Green

Jewels

30j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1984

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