Seiko Cal. 4463 - 633

The 4463-633 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 4463 caliber with 17j jewels beating at 21,600 bph, it delivers a 71 hours power reserve. [seikata-wm-5e256744f060]

Also known as: Sportsmatic, Golden Tuna

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

38mm

Case Thickness

11.7mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

110m

Dial Color

White

Jewels

17j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1990

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