Seiko Cal. 4550 - 459

The 4550-459 is a sought-after Hand-Winding piece from Seiko's golden era. It features a White dial protected by a Sapphire crystal and offers 110m of water resistance. [seikata-wm-b9266a306427]

Also known as: Crown

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

39mm

Case Thickness

15.0mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

110m

Dial Color

White

Jewels

19j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1979

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