# Rolex Yacht-Master Two-Tone Chocolate Review by A.I. WatchMetrics

## Watch Summary
The Rolex Yacht-Master Two-Tone Chocolate (ref. 116621) is a premium sports-luxury watch in 40mm Rolesor construction blending Oystersteel and 18k yellow gold, showcasing a signature sunray chocolate brown dial with luminous gold indices and hands, targeted at affluent yachting enthusiasts and professionals desiring versatile elegance, powered by the robust automatic Rolex Caliber 3135 offering a 48-hour power reserve and exceptional reliability.

## Overall Watch Rating: 8.3/10.0

**Material Metric (9.6/10.0)** - The combination of 904L Oystersteel, 18k yellow gold, and double anti-reflective sapphire crystal delivers exceptional durability and luxury finishing on par with top-tier Patek Philippe cases.

**Dials & Design Metric (9.4/10.0)** - The unique chocolate sunray dial with gold accents and Mercedes hands offers timeless yet distinctive styling, rivaling the aesthetic refinement of Grand Seiko enamels.

**Brand Metric (9.0/10.0)** - Rolex's unparalleled heritage and global prestige earn it a top luxury score, akin to A. Lange & Söhne in craftsmanship reputation.

**Movement Metric (9.0/10.0)** - The Caliber 3135 provides COSC-certified precision, 31 jewels, and superior in-house finishing comparable to Omega's Master Chronometer movements.

**Versatility Metric (9.0/10.0)** - Its two-tone Oyster bracelet and 100m water resistance make it seamlessly adaptable from boardroom to boat, much like a versatile Tudor Black Bay.

**Rarity Metric (8.5/10.0)** - At secondary prices around $21,000 and discontinued production, it offers solid scarcity similar to limited-run Omega Seamaster models.

**Functions Metric (8.5/10.0)** - Core timekeeping with magnified date delivers reliable everyday utility, benchmarking well against Seiko Presage standards.

**History & Innovation Metric (8.0/10.0)** - The Yacht-Master line's yacht-racing heritage and Rolesor innovation since 1992 place it solidly with established icons like the Omega Speedmaster.

**Complications Metric (4.0/10.0)** - The simple date complication is functional but basic, lagging behind multi-function pieces like the IWC Portugieser.

## Total Performance Score (TPS): 5.8

## WM Collector Grade: B

## Performance Insights: Excels in materials, design, and brand prestige while movement and versatility shine, though limited complications temper complexity; trades at fair value slightly above its implied price of $12,500.

## TPS Interpretation: Solid Value: The watch delivers premium build and heritage exceeding baseline expectations for its luxury sports segment pricing.

## Watch Data
[Picture URL] - https://www.ablogtowatch.com/wp-content/uploads/2015/10/rolex-yacht-master-116621-chocolate-dial-2.jpg; [backPicture] - https://www.ablogtowatch.com/wp-content/uploads/2015/10/rolex-yacht-master-116621-chocolate-dial-6.jpg; [lumePicture] - https://www.ablogtowatch.com/wp-content/uploads/2015/10/rolex-yacht-master-116621-chocolate-dial-lume.jpg; [Nickname] - Two-Tone Chocolate Yacht-Master; [Brand] - Rolex; [Model] - Yacht-Master 116621; [Country] - Switzerland; [Product Link] - https://www.chrono24.com/rolex/yacht-master-116621--id2926752.htm; [reviewLink] - https://www.hodinkee.com/articles/the-chocolate-rolex-yacht-master-116621; [Movement Type] - Automatic; [Movement Name] - Caliber 3135; [# Secondary] - 1; [watchDescription] - 40mm Rolesor Yacht-Master with chocolate sunray dial, gold bezel, date at 3, and Oyster bracelet; [caseWidth] - 40; [lugToLugLength] - 48; [thickness] - 11; [lug] - 20; [waterResist] - 100; [powerReserve] - 48; [beatFrequency] - 28800; [lume] - Chromalight; [jewels] - 31; [caseMaterial] - Oystersteel and 18k yellow gold; [watchGlass] - Sapphire; [Bezel] - Bidirectional rotatable 18k yellow gold; [caseback] - Solid; [Crown] - Triplock screw-down; [Strap] - Oyster Rolesor bracelet; [Shape] - Round; [Dial] - Chocolate sunray; [Seconds] - yes; [Date] - yes; [Calendar] - no; [Chiming] - no; [Chronograph] - no; [Compass] - no; [dateCompilation] - no; [DigitalDisplay] - no; [Dress] - no; [Field] - no; [GMT] - no; [Mechanical Alarm] - no; [Moonphase] - no; [Tourbillon] - no; [worldTimer] - no; [powerReserveIndicator] - no; [Diver] - no; [Pilot] - no; [racing] - no; [Skeleton] - no; [Vintage] - no; [StyleFormal] - no; [StyleCasual] - yes; [StyleSports] - yes; [StyleTravel] - yes; [StyleAdventure] - no; [StyleCollector] - yes; [StyleTool] - no; [StyleStatement] - yes; [StyleVintage] - no; [StyleSmart] - no; [StyleCustom] - no; [TPS_new] - 5.8; [TPSgrade] - B; [TPSimpliedPrice] - 12500;

**A.I. WatchMetrics Review v37.4 Grok 4 Fast. December 19, 2025.**