Seiko Cal. 4450 - 512

This Hand-Winding model from 1970 features a 43mm Two-Tone case. It features a Burgundy dial protected by a Mineral crystal and offers 70m of water resistance. [seikata-wm-73602b845d9d]

Also known as: Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

43mm

Case Thickness

13.1mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Burgundy

Jewels

26j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1970

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