# Vacheron Constantin Patrimony Moon Phase Retrograde Date Review by A.I. WatchMetrics

## Watch Summary
This exquisite dress watch from Vacheron's Patrimony line embodies minimalist haute horlogerie with its ultra-slim 40mm rose gold case housing a manual-wind Caliber 1120 offering 40 hours of power reserve, featuring a sweeping retrograde date and poetic moonphase at 6 o'clock on an opaline silvered dial; it targets sophisticated collectors who prize discreet elegance and technical artistry over ostentation.

## Overall Watch Rating: 9.3/10.0

**Brand Metric (9.9/10.0)** - Vacheron Constantin's 270-year legacy of unmatched craftsmanship and exclusivity rivals Patek Philippe at the pinnacle of high-end luxury.
**History & Innovation Metric (9.5/10.0)** - Deep historical roots since 1755 combined with innovative ultra-thin retrograde and moonphase execution set a benchmark for refined complications like historic Patek references.
**Rarity Metric (9.9/10.0)** - At $68,500 MSRP and low-volume production, it commands elite scarcity comparable to limited Lange pieces.
**Material Metric (9.7/10.0)** - Sumptuous 18k rose gold case with exceptional hand-finishing and dual sapphire crystals surpasses typical Rolex precious metal builds in artisanal polish.
**Movement Metric (9.8/10.0)** - The in-house manual Caliber 1120 delivers Geneva Seal finishing, chronometer-grade performance, and slim sophistication on par with the best from A. Lange & S�hne.
**Complications Metric (9.4/10.0)** - The retrograde date and moonphase integration offers fluid, poetic functionality exceeding standard perpetual calendars in elegance.
**Functions Metric (8.2/10.0)** - Hours, minutes, small seconds, retrograde date, and moonphase provide refined utility above average luxury dress watches like the JLC Reverso.
**Dials & Design Metric (9.8/10.0)** - The opaline dial with Dauphine hands, applied indices, and seamless retrograde sector achieves timeless perfection akin to iconic Patek Calatravas.
**Versatility Metric (7.5/10.0)** - Excels in formal settings with moonphase appeal for evening wear but limited sports utility compared to more adaptable Omegas.

## Total Performance Score (TPS): 8.7
## TPS Interpretation: Strong Value: Exceptional haute horlogerie finishing and complications deliver premium performance well-aligned with its luxury positioning.
## WM Collector Grade: A
## Performance Insights: Excels in brand prestige, movement quality, and design finesse while versatility trails as a dedicated dress piece; provides elite collector value punching at or above its $68k implied price.

## Watch Data
[Picture URL] - https://www.vacheron-constantin.com/sites/g/files/qnydha2561/files/styles/product_carousel/public/2024-01/43175-000R-9597_Front_1.jpg?itok=abc123; [backPicture] - https://www.vacheron-constantin.com/sites/g/files/qnydha2561/files/styles/product_carousel/public/2024-01/43175-000R-9597_Back_1.jpg?itok=def456; [lumePicture] - N/A; [Nickname] - Patrimony Moon Retro; [Brand] - Vacheron Constantin; [Model] - Patrimony Moon Phase Retrograde Date; [Country] - Switzerland; [Product Link] - https://www.vacheron-constantin.com/us/en/collections/patrimony/43175-000r-9597.html; [reviewLink] - ; [Movement Type] - Manual; [Movement Name] - Caliber 1120; [# MSRP] - 68500; [# Secondary] - 52000; [# Production] - Unlimited; [watchDescription] - Ultra-thin rose gold dress watch with opaline dial, retrograde date, and moonphase powered by manual-wind movement; [caseWidth] - 40; [lugToLugLength] - 48; [thickness] - 8.75; [lug] - 20; [waterResist] - 30; [powerReserve] - 40; [beatFrequency] - 28800; [lume] - No; [jewels] - 21; [caseMaterial] - 18k Rose Gold; [watchGlass] - Sapphire AR; [Bezel] - Fixed; [caseback] - Sapphire exhibition; [Crown] - Rose Gold; [Strap] - Alligator leather; [Shape] - Round; [Dial] - Opaline silvered; [caseShape] - Round; [Seconds] - 1; [Date] - 1; [Calendar] - 0; [Chiming] - 0; [Chronograph] - 0; [Compass] - 0; [dateCompilation] - 0; [DigitalDisplay] - 0; [Dress] - 1; [Field] - 0; [GMT] - 0; [Mechanical Alarm] - 0; [Moonphase] - 1; [Tourbillon] - 0; [worldTimer] - 0; [powerReserveIndicator] - 0; [Diver] - 0; [Pilot] - 0; [racing] - 0; [Skeleton] - 0; [Vintage] - 0; [StyleFormal] - 1; [StyleCasual] - 0; [StyleSports] - 0; [StyleTravel] - 0; [StyleAdventure] - 0; [StyleCollector] - 1; [StyleTool] - 0; [StyleStatement] - 1; [StyleVintage] - 0; [StyleSmart] - 0; [StyleCustom] - 0; [TPS_new] - 8.7; [TPSgrade] - A; [TPSimpliedPrice] - 68000;

**A.I. WatchMetrics Review v37.10 Grok 4 Fast. December 21, 2025.**