Seiko Cal. 4555 - 603

The 4555-603 is a sought-after Automatic piece from Seiko's golden era. With its 22mm lug width and 10.9mm profile, it sits comfortably on most wrists. [seikata-wm-edb3095bf839]

Also known as: Navigator, Sea Horse

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

45mm

Case Thickness

10.9mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

120m

Dial Color

Silver

Jewels

34j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1985

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