Seiko Cal. 4450 - 633

The 4450-633 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 4450 caliber with 19j jewels beating at 21,600 bph, it delivers a 36 hours power reserve. [seikata-wm-aebe61821ec6]

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

43mm

Case Thickness

11.2mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Cream

Jewels

19j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1989

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