Seiko Cal. 4550 - 612

The 4550-612 is a sought-after Kinetic piece from Seiko's golden era. It features a Blue Sunburst dial protected by a Acrylic crystal and offers 110m of water resistance. [seikata-wm-0c50ba74369b]

Also known as: Bullhead

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

38mm

Case Thickness

11.7mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

110m

Dial Color

Blue Sunburst

Jewels

17j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1985

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