Seiko Cal. 4550 - 445

The 4550-445 is a sought-after Kinetic piece from Seiko's golden era. It features a Blue Sunburst dial protected by a Acrylic crystal and offers 140m of water resistance. [seikata-wm-e9b73c5f4542]

Also known as: Bellmatic, Crown

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

46mm

Case Thickness

10.3mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

28j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1997

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