Seiko Cal. 5633 - 473

The 5633-473 is a sought-after Hand-Winding piece from Seiko's golden era. With its 21mm lug width and 12.2mm profile, it sits comfortably on most wrists. [seikata-wm-5aaf8cb21ad4]

Also known as: Bullhead

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

45mm

Case Thickness

12.2mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

White

Jewels

19j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1970

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