Seiko Cal. 4453 - 747

The 4453-747 is a sought-after Spring Drive piece from Seiko's golden era. With its 18mm lug width and 14.9mm profile, it sits comfortably on most wrists. [seikata-wm-9bc6a8d074b1]

Also known as: Bullhead, Helmet

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

34mm

Case Thickness

14.9mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Blue Sunburst

Jewels

17j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1981

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