Cartier Santos 100 Steel with Light Blue MOP Dial

A Watch That Needs No Introduction

The Santos is where Cartier's story really begins. Designed over a century ago for a pioneering aviator who needed both hands free, it became the blueprint for the modern wristwatch. Today that same bold square case with its signature exposed screws is as fresh as ever — and this steel example in 33mm is the version that slides onto almost any wrist and looks exactly right.

That Dial, Though

Close your eyes and picture a calm morning sky just after sunrise. That is what you get here. The light blue mother-of-pearl dial catches the light differently by the hour — sometimes soft and milky, sometimes shot through with colour. It is the kind of dial that stops people mid-conversation and makes them ask what you are wearing. Paired with a crisp white alligator strap, the whole combination feels fresh, elegant and genuinely grown-up.

The Right Size for Everyday Life

At 33mm across and 44mm from lug to lug, this Santos sits in that sweet spot that works for smaller wrists and for anyone who prefers a cleaner, less bulky look on the wrist. It is not oversized, not undersized — just beautifully proportioned. The steel case and bezel are polished and brushed in the way Cartier has always done it, giving the watch a look that reads as both sporty and dressy depending on what you put it with.

What You Should Know Before You Buy

This piece comes to us pre-owned and without its original box or papers. That is worth knowing up front, and the price reflects it honestly. What does not change is the quality of the watch itself — every piece on our bench here in downtown Los Angeles goes through our own in-house check before it goes out the door. You will receive a two-year My Watch Dealer warranty covering the movement, a MyLuxApp-certified written appraisal, and a presentation box. If you are buying as a gift or simply want peace of mind, those are real protections.

Shipping is insured overnight with a signature required on delivery, and if anything is not right when it arrives, unworn in-stock pieces can be returned within seven days.

Who This Is For

This Santos is a brilliant choice if you want a watch with genuine history behind it, a dial that turns heads for all the right reasons, and a size you can wear every single day without thinking twice. It suits a first serious luxury watch just as well as it suits a seasoned collector adding something a little different to the rotation.

The white alligator strap is classic Cartier — clean, refined and easy to swap out if you ever want a different look down the line.

This particular Santos 100 in steel with a light blue mother-of-pearl dial represents a combination Cartier produced for collectors who wanted something beyond the standard silver or white options, and it remains a compelling choice on the secondary market today.