Seiko Cal. 4450 - 280

The Seiko 4450-280 represents an important milestone in Seiko's 1968 lineup. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 30m of water resistance. [seikata-wm-3992ac7ba80c]

Also known as: Sea Horse

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

15.4mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

30m

Dial Color

Blue Sunburst

Jewels

17j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1968

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