The Vacheron Constantin Patrimony Ultra Thin Les Historiques (Reference 92239) in 18k Yellow Gold is a rare, elegant timepiece from the 1990s collection. It is characterized by its "oversized" (for the era) 33mm case and a distinct silver guilloche dial featuring applied Roman numeral markers.

• Case Material: 18k yellow gold.

• Dimensions: Approximately 33mm diameter and roughly 6mm thickness, embodying the "Ultra Thin" design philosophy.

• Dial: Silvered dial with guilloche engraving. It typically features applied gold Roman numerals and a subsidiary seconds dial at the 6 o'clock position.

• Movement: Manual winding Calibre 1014/1, which is a thin mechanical movement based on the Jaeger-LeCoultre 818. It features 21 jewels and rhodium-plated bridges with fausses-côtes decoration.

• Design Details: Includes stepped bezels and distinctive concave lugs that enhance its classical vintage character.