Rolex Datejust 36 vs Rolex Day-Date 40
Ref. M126234-0051 vs Ref. M228236-0012
Comparing the Rolex Datejust 36 to the Rolex Day-Date 40 means weighing a significant price difference — is the premium justified? At $10,550 versus $67,550, these two watches serve different segments of the market. Here's how they stack up on specifications, value retention, and investment potential.
Price Comparison
Rolex
Datejust 36
Rolex
Day-Date 40
At retail, the Rolex Datejust 36 is listed at $10,550 while the Rolex Day-Date 40 comes in at $67,550. The Rolex Datejust 36 comes in at $57,000 less — more than half the price difference — making it a significantly more accessible option. On the secondary market, the gap narrows: the Rolex Datejust 36 trades around $10,500 and the Rolex Day-Date 40 around $65,000, a difference of $54,500 favoring the Rolex Datejust 36. Currently holding steady at just 1% below retail, this watch retains most of its value on the secondary market. The Rolex Day-Date 40 shows a more modest market premium of -3.8%, holding steady. Both watches score equally on flip potential at 4/10, making neither a clear investment winner over the other.
Specifications
| Specification | Rolex Datejust 36 | Rolex Day-Date 40 |
|---|---|---|
| Case Diameter | 36mm | 40mm |
| Case Thickness | 11.6mm | 12.4mm |
| Case Material | Oystersteel and 18ct white gold | 950 platinum |
| Bezel | 18ct white gold, fluted | 950 platinum, smooth |
| Crystal | Sapphire with Cyclops lens | Sapphire with Cyclops lens |
| Water Resistance | 100m / 330ft | 100m / 330ft |
| Movement | Rolex calibre 3235 | Rolex calibre 3255 |
| Movement Type | Automatic | Automatic |
| Power Reserve | 70 hours | 70 hours |
| Bracelet/Strap | Jubilee, five-piece links | President, three-piece semi-circular links in 950 platinum |
| Clasp | Oysterclasp with Easylink 5mm comfort extension | Concealed folding Crownclasp |
| Lug Width | 20mm | 20mm |
Key specification differences stand out between these two: the Rolex Datejust 36 uses Oystersteel and 18ct white gold while the Rolex Day-Date 40 opts for 950 platinum. With 5 notable spec differences in total, the choice depends on which features matter most to your use case.
Value Per Feature
Per millimeter of case diameter, the Rolex Datejust 36 costs $292 versus $1,625 for the Rolex Day-Date 40. For water resistance, the Rolex Datejust 36 delivers better value per meter of depth rating. The Rolex Datejust 36 offers more power reserve per dollar spent.
Which Should You Buy?
Choose the Rolex Datejust 36 if you value a lower entry price, better value retention. Go with the Rolex Day-Date 40 if you prioritize the Rolex heritage.
Frequently Asked Questions
Which is more affordable, the Rolex Datejust 36 or the Rolex Day-Date 40?
The Rolex Datejust 36 is more accessible, priced at $10,550 compared to $67,550.
Which holds its value better on the secondary market?
The Rolex Datejust 36 currently trades at 0.5% below retail, indicating moderate value retention on the pre-owned market.
How do the Rolex Datejust 36 and Rolex Day-Date 40 compare in size?
The Rolex Datejust 36 measures 36mm in diameter and 11.6mm thick, while the Rolex Day-Date 40 is 40mm by 12.4mm.
What movements do these watches use?
The Rolex Datejust 36 uses the Rolex calibre 3235 with 70 hours power reserve, while the Rolex Day-Date 40 runs on the Rolex calibre 3255 offering 70 hours of power reserve.