Seiko Cal. 4451 - 650

The 4451-650 is a sought-after Spring Drive piece from Seiko's golden era. The Rotating bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-dce14831de24]

Also known as: Silverwave, World Timer

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

45mm

Case Thickness

11.8mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

70m

Dial Color

Burgundy

Jewels

35j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1977

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