Seiko Cal. 4450 - 487

The Seiko 4450-487 represents an important milestone in Seiko's 1980 lineup. It features a Navy dial protected by a Hardlex crystal and offers 80m of water resistance. [seikata-wm-a652b002f56d]

Also known as: Bullhead, Sportsmatic

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

39mm

Case Thickness

14.0mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

Navy

Jewels

25j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1980

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