Rolex Day-Date 40 vs Rolex Submariner Date
Ref. M228236-0012 vs Ref. M126618LB-0002
The Rolex Day-Date 40 and Rolex Submariner Date both carry the Rolex name but serve different purposes — the Rolex Day-Date 40 as a dress watch and the Rolex Submariner Date as a dive watch. At $67,550 and $42,400 respectively, the question isn't which is better — it's which better fits your collection and investment goals.
Price Comparison
Rolex
Day-Date 40
Rolex
Submariner Date
At retail, the Rolex Day-Date 40 is listed at $67,550 while the Rolex Submariner Date comes in at $42,400. At $25,150 less (59% savings), the Rolex Submariner Date offers a substantially lower entry point. On the secondary market, the gap narrows: the Rolex Day-Date 40 trades around $65,000 and the Rolex Submariner Date around $41,000, a difference of $24,000 favoring the Rolex Submariner Date. Currently holding steady at just 4% below retail, this watch retains most of its value on the secondary market. The Rolex Submariner Date commands an even stronger market premium of -3.3%, holding steady. Both watches score equally on flip potential at 4/10, making neither a clear investment winner over the other.
Specifications
| Specification | Rolex Day-Date 40 | Rolex Submariner Date |
|---|---|---|
| Case Diameter | 40mm | 41mm |
| Case Thickness | 12.4mm | 12.5mm |
| Case Material | 950 platinum | 18ct yellow gold |
| Bezel | 950 platinum, smooth | Cerachrom (ceramic) in blue |
| Crystal | Sapphire with Cyclops lens | Sapphire with Cyclops lens |
| Water Resistance | 100m / 330ft | 300m / 1000ft |
| Movement | Rolex calibre 3255 | Rolex calibre 3235 |
| Movement Type | Automatic | Automatic |
| Power Reserve | 70 hours | 70 hours |
| Bracelet/Strap | President, three-piece semi-circular links in 950 platinum | Oyster, three-piece solid links in 18ct yellow gold |
| Clasp | Concealed folding Crownclasp | Oysterlock safety clasp with Glidelock extension system |
| Lug Width | 20mm | 21mm |
Key specification differences stand out between these two: The Rolex Submariner Date leads in water resistance (300m / 1000ft vs. 100m / 330ft), and the Rolex Day-Date 40 uses 950 platinum while the Rolex Submariner Date opts for 18ct yellow gold. With 6 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 Day-Date 40 costs $1,625 versus $1,000 for the Rolex Submariner Date. For water resistance, the Rolex Submariner Date delivers better value per meter of depth rating. The Rolex Submariner Date offers more power reserve per dollar spent.
Which Should You Buy?
Choose the Rolex Day-Date 40 if you value the Rolex heritage. Go with the Rolex Submariner Date if you prioritize a lower entry price, better value retention, serious diving capabilities.
Frequently Asked Questions
Which is more affordable, the Rolex Day-Date 40 or the Rolex Submariner Date?
The Rolex Submariner Date is more accessible, priced at $42,400 compared to $67,550.
Which holds its value better on the secondary market?
The Rolex Submariner Date currently trades at 3.3% below retail, indicating moderate value retention on the pre-owned market.
How do the Rolex Day-Date 40 and Rolex Submariner Date compare in size?
The Rolex Day-Date 40 measures 40mm in diameter and 12.4mm thick, while the Rolex Submariner Date is 41mm by 12.5mm. Water resistance differs too: 100m / 330ft versus 300m / 1000ft.
What movements do these watches use?
The Rolex Day-Date 40 uses the Rolex calibre 3255 with 70 hours power reserve, while the Rolex Submariner Date runs on the Rolex calibre 3235 offering 70 hours of power reserve.