Seiko Cal. 4450 - 620

The Seiko 4450-620 represents an important milestone in Seiko's 1972 lineup. It features a White dial protected by a Hardlex crystal and offers 80m of water resistance. [seikata-wm-610bf078133b]

Also known as: Sportsmatic

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

41mm

Case Thickness

9.5mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

80m

Dial Color

White

Jewels

21j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1972

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