Santos de Cartier vs Rolex Oyster Perpetual
Cartier Santos de Cartier WSSA0018 vs Rolex Oyster Perpetual 134300-0010, compared on the specs each brand publishes.
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The short answer
Two steel everyday luxury watches at similar sizes, compared on published specs.
- Case size: the Rolex Oyster Perpetual 134300-0010 is 1.2 mm larger (41 mm vs 39.8 mm).
- Price: the Rolex Oyster Perpetual 134300-0010 lists for $2,150 less in the US ($7,050 vs $9,200).
- Calibre: Cartier Santos de Cartier WSSA0018 has 1847 Mc; Rolex Oyster Perpetual 134300-0010 has 3230.
- Certification: only the Rolex Oyster Perpetual 134300-0010 is listed as a COSC chronometer (Rolex Superlative Chronometer).
Side-by-side specs
| Spec | Cartier Santos de Cartier WSSA0018 | Rolex Oyster Perpetual 134300-0010 |
|---|---|---|
| Case diameter | 39.8 mm | 41 mm |
| Thickness | 9.38 mm | Not published by Rolex |
| Calibre | 1847 Mc | 3230 |
| Movement | Automatic | Automatic |
| Power reserve | Not published by Cartier | 70 h |
| Water resistance | 100 m | 100 m |
| Crystal | Sapphire | Sapphire |
| Case material | Stainless steel | Stainless steel |
| Ships on | Bracelet | Bracelet |
| US list price | $9,200 (US list) | $7,050 (US list) |
| Dial | Silvered opaline | Multicoloured, Jubilee motif |
| Certification | Not stated | COSC chronometer (Rolex Superlative Chronometer) |
| Status | In production | In production |
| Suits wrists of about our sizing guide | 15.9–17.8 cm | 16.4–18.3 cm |
Specs summarised in our own words from the brand's product pages: WSSA0018 source (checked 3 Nov 2026) 134300-0010 source (checked 3 Nov 2026). "Not published" means the brand page we checked doesn't list it, so we leave it blank rather than guess.
Wrist fit
Lug-to-lug decides overhang more than diameter does. Enter your wrist to see how each one should wear.
- Cartier Santos de Cartier WSSA0018 –
- Rolex Oyster Perpetual 134300-0010 –
Same rule of thumb as Watch Finder: case diameter of about 23.5% of your wrist circumference (−2 mm to +2.5 mm), and lug-to-lug no longer than about 29% of it plus 1 mm. A guide, not a rule; flat or round wrists differ.
Which should you buy?
It is the more compact case on paper (39.8 mm across). Our sizing guide puts it at about 15.9–17.8 cm.
It has the lower US list price, $7,050, a $2,150 difference.
Prices and where to buy
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More: All Cartier Santos de Cartier references · All Rolex Oyster Perpetual references.
Questions
Which is bigger, the Cartier Santos de Cartier WSSA0018 or the Rolex Oyster Perpetual 134300-0010?
Per the brands, the Cartier Santos de Cartier WSSA0018 is 39.8 mm across and the Rolex Oyster Perpetual 134300-0010 is 41 mm.
Which is cheaper?
The Rolex Oyster Perpetual 134300-0010, at a US list price of $7,050 vs $9,200 when we checked.
Which is more water-resistant?
Cartier Santos de Cartier WSSA0018: 100 m. Rolex Oyster Perpetual 134300-0010: 100 m.
Have you tested these watches?
No. This comparison uses brand-published specs and our own analysis of them, not hands-on testing.
Watch.co is independent and not affiliated with any brand. We haven't handled these watches for this page: everything here comes from brand-published specs and our own analysis. Brand names are used only to identify products.