Seiko Cal. 4550 - 533

The 4550-533 is a sought-after Kinetic piece from Seiko's golden era. It features a Navy dial protected by a Mineral crystal and offers 110m of water resistance. [seikata-wm-9cb7da7cb305]

Also known as: Sportsmatic, Sea Horse

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

38mm

Case Thickness

8.0mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

110m

Dial Color

Navy

Jewels

27j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1975

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