Patek Philippe Annual Calendar Chronograph 5905R vs Rolex Cosmograph Daytona Platinum Ice Blue 126506

SpecificationPatek Philippe Annual Calendar Chronograph 5905RRolex Cosmograph Daytona Platinum Ice Blue 126506
BrandPatek PhilippeRolex
CollectionComplicationsDaytona
Reference5905R-010126506
CategoryChronographChronograph
Movement TypeAutomaticAutomatic
CaliberPatek Philippe CH 28-520 QA 24HRolex 4131
Power Reserve55h72h
Frequency28,800 vph28,800 vph
Case Diameter42.0mm40.0mm
Case Thickness11.2mm12.2mm
Case Material18K Rose GoldPlatinum 950
CrystalSapphireSapphire
Water Resistance30m / 98ft100m / 328ft
Weight96g152g
MSRP$67,860$82,700
Market Price$62,000$140,000

In-Depth Comparison

The Patek Philippe Annual Calendar Chronograph 5905R and the Rolex Cosmograph Daytona Platinum Ice Blue 126506 represent two compelling options in the luxury watch market. Both timepieces have earned devoted followings among collectors and enthusiasts, but they approach horology from distinctly different perspectives. Let's break down how these two watches compare across the key dimensions that matter most to buyers.

Heritage And Brand Prestige

Patek Philippe and Rolex are both highly respected names in watchmaking. Both watches hail from Switzerland, benefiting from the region's deep horological tradition. This particular Complications reference was introduced in 2020, while this Daytona reference debuted in 2023. The Rolex Cosmograph Daytona Platinum Ice Blue 126506 is the newer release, potentially featuring more modern technology and finishing.

Movement And Mechanics

At the heart of the Patek Philippe Annual Calendar Chronograph 5905R beats the Patek Philippe CH 28-520 QA 24H caliber offering a 55-hour power reserve running at 28,800 vph with 40 jewels. The Rolex Cosmograph Daytona Platinum Ice Blue 126506 is powered by the Rolex 4131 with a 72-hour power reserve operating at 28,800 vph featuring 37 jewels. The Rolex Cosmograph Daytona Platinum Ice Blue 126506 wins on power reserve with a 17-hour advantage, which means less frequent winding for those who rotate watches.

Dimensions And Wearability

The Patek Philippe Annual Calendar Chronograph 5905R features a 42.0mm case at 11.2mm thick with a 49.0mm lug-to-lug measurement, crafted in 18K Rose Gold. The Rolex Cosmograph Daytona Platinum Ice Blue 126506 comes in at 40.0mm and 12.2mm thick with 47.0mm lug-to-lug, constructed from Platinum 950. The Rolex Cosmograph Daytona Platinum Ice Blue 126506 wears more compactly on the wrist, making it potentially more suitable for smaller wrists or those who prefer understated proportions. At 96g, the Patek Philippe Annual Calendar Chronograph 5905R is the lighter of the two.

Materials And Construction

The Patek Philippe Annual Calendar Chronograph 5905R uses a Sapphire crystal paired with a Fixed polished bezel, while the Rolex Cosmograph Daytona Platinum Ice Blue 126506 features Sapphire crystal with a Fixed Cerachrom Chestnut Brown bezel. On the wrist, the Patek Philippe Annual Calendar Chronograph 5905R comes on a Leather strap with alligator with Fold-over clasp, while the Rolex Cosmograph Daytona Platinum Ice Blue 126506 is fitted with Oysterflex bracelet featuring Oysterlock clasp.

Water Resistance And Capability

The Patek Philippe Annual Calendar Chronograph 5905R is rated to 30m / 98ft and the Rolex Cosmograph Daytona Platinum Ice Blue 126506 to 100m / 328ft. For water sports and diving, the Rolex Cosmograph Daytona Platinum Ice Blue 126506 provides superior depth capability.

Pricing And Value

At retail, the Patek Philippe Annual Calendar Chronograph 5905R lists for $67,860 compared to $82,700 for the Rolex Cosmograph Daytona Platinum Ice Blue 126506. The Patek Philippe Annual Calendar Chronograph 5905R is the more accessible option at MSRP, saving $14,840 at retail. On the secondary market, the Patek Philippe Annual Calendar Chronograph 5905R trades around $62,000 while the Rolex Cosmograph Daytona Platinum Ice Blue 126506 commands approximately $140,000. The Rolex Cosmograph Daytona Platinum Ice Blue 126506 carries a 69% market premium.

The Verdict

Choosing between the Patek Philippe Annual Calendar Chronograph 5905R and the Rolex Cosmograph Daytona Platinum Ice Blue 126506 ultimately comes down to personal priorities. For value-conscious buyers, the Patek Philippe Annual Calendar Chronograph 5905R delivers excellent quality at a lower price point. for dress occasions and smaller wrists, the Rolex Cosmograph Daytona Platinum Ice Blue 126506 is more versatile. as an investment, the Rolex Cosmograph Daytona Platinum Ice Blue 126506 shows strong value retention. Both watches are exceptional timepieces that will serve their owner well for generations. We recommend trying both on the wrist at an authorized dealer before making your final decision, as comfort and emotional connection are ultimately just as important as specifications.