Seiko Cal. 4453 - 639

Released in 1973, the Cal. 4453 with design code 639 was part of Seiko's domestic market collection. With its 18mm lug width and 11.1mm profile, it sits comfortably on most wrists. [seikata-wm-66874ae39ca8]

Also known as: Rally, Sportsmatic

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

40mm

Case Thickness

11.1mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Silver

Jewels

35j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1973

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