Cartier

CARTIER 21 MUST

CHF 0Placed with a collector
Everyone talks about the Tank and the Santos. The Must 21 is the one that got away — 35mm of steel and gold, quartz, unmistakably eighties Cartier. Underrated, and still priced like it.
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CARTIER 21 MUST CARTIER 21 MUST CHF 0

We answer personally, usually the same day.

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  • Ships from Switzerland
  • Questions answered personally, usually same day
  • 4 photographs, taken by us — no stock images

Specification

What it is, precisely

Anything we have not verified in hand is marked as unconfirmed rather than guessed.

Brand
Cartier
Case material
Stainless steel
Case colour
Gray
Band colour
Red
Display
Analog
Features
Quartz movement
CARTIER 21 MUST — condition photograph

Condition & authenticity

What we found when we handled it

Please take a close look at the pictures. If you have any questions about the item, please feel free to contact us.

The item pictured, along with all accessories shown, will be delivered. Operating instructions, documents, service records, extracts from the register, and watch boxes are only included if specifically mentioned in the description or shown in the pictures. No warranty, services or returns if no information is provided in the description.

On film

We filmed this one

Reference history, the movement, the dial up close and the marks a photograph never shows — recorded with the watch in hand. The full piece is on our channel.

Watch on YouTube
The Forgotten Cartier: Revisiting the Must 21 — Cartier’s Experimental Elegance There is a full report on this watch The Forgotten Cartier: Revisiting the Must 21 — Cartier’s Experimental Elegance1,068 words · 4 min read Read the report  →

From the journal

Reports, not blog posts

All reports  →
The 1969 Bulova Automatic (M9): The Swiss-Powered American Watch Collectors Overlook
Latest report 18.09.2026

The 1969 Bulova Automatic (M9): The Swiss-Powered American Watch Collectors Overlook

There is a small code stamped on the back of this watch — two characters, "M9" — and it tells you, to the year, that it was made in 1969. Few brands make their...

~1900 words · 9 min Specs · Movement · Market