[WTS] Cartier Santos Dumont "Deux Ors" - Extra Plate (Ultra Thin) w/ Deployment Buckle

*The Cartier Santos Dumont is an important watch, not just for Cartier but for horology. You see the Santos Dumont wasn't just Cartier's first ever men's wrist watch, it was THE world's first ever men's wrist watch - arguably. It's kind of up for debate. What's not up for debate is the Santos Dumont's origin story.* *As with most things horologically concerned in the early 20th century, the Santos was born out of necessity. The Dumont is a pilots watch - technically, and in the early 1900's fo...