Cartier Must De Ronde

Cartier Must De Cartier Ronde Ref. 1815-1 | Sterling Silver 925 | 33mm | With Original Box

Description:

The Cartier Must De Cartier Ronde Ref. 1815-1 is an elegant and timeless creation from the 1990s, showcasing the brand’s mastery of refined minimalism and artisanal craftsmanship. Crafted in solid 925 sterling silver with rhodium plating, this 33mm Ronde embodies Cartier’s philosophy of understated luxury — blending clean lines, Roman numerals, and signature blued-steel hands into a perfectly balanced composition.

The silver dial’s subtle texture reflects light with quiet sophistication, while the cabochon sapphire crown and classic round form pay homage to Cartier’s early 20th-century design language. Powered by a precise Cartier quartz movement, this timepiece offers both reliability and everyday elegance.

Completing the ensemble is a handmade black leather strap paired with a Cartier-signed stainless steel folding clasp, and the original Cartier box, adding authenticity and collector appeal.

Key Features:

• Brand: Cartier
• Model: Must De Cartier Ronde
• Reference Number: 1815-1
• Year: Approx. 1990
• Gender: Unisex / Men’s
• Movement: Cartier Quartz Movement
• Case Material: Solid Sterling Silver 925 (Rhodium-Plated)
• Crystal: Sapphire Crystal
• Dial: Silver white with black Roman numerals and small seconds subdial
• Hands: Blued Steel
• Crown: Cartier-signed with Sapphire Cabochon
• Strap: Handmade black leather strap
• Clasp: Aftermarket Cartier-signed stainless steel folding clasp
• Box: Original Cartier presentation box

Specifications:

• Case Diameter: 33mm (excluding crown)
• Lug-to-Lug: 35mm
• Thickness: 7mm
• Lug Width: 17mm
• Material: Sterling Silver 925
• Water Resistance: Splash-resistant (vintage watch — not for submersion)

Condition Report:

• Dial: Excellent original condition, crisp Roman numerals with even tone and no visible damage.
• Case: Solid 925 silver with rhodium plating in very good shape, showing light surface wear consistent with age.
• Crystal: Sapphire crystal remains scratch-free and clear.
• Movement: Cartier quartz caliber running precisely, tested and fully functional.
• Strap & Clasp: New handmade black leather strap with aftermarket Cartier-signed clasp.
• Box: Original Cartier box included, rare for this vintage reference.

Historical Significance:

Introduced in the 1980s as part of the “Must de Cartier” collection, the Ronde exemplified Cartier’s effort to make fine watchmaking more accessible without sacrificing the brand’s design purity. The solid silver case, bold Roman numerals, and cabochon crown made it unmistakably Cartier.

This reference, the 1815-1, is particularly collectible due to its sterling silver construction and refined simplicity, serving as a bridge between Cartier’s early Baignoire and Santos design eras. The small seconds subdial at 6 o’clock adds an elegant touch rarely seen in modern iterations.