Marquise Diamond and Sapphire Ring Value Guide

This 14k yellow gold ring showcases a marquise-cut diamond, a shape originally commissioned by King Louis XV to mimic the smile of Madame de Pompadour. This specific late 20th-century American piece combines the historic 'navette' silhouette with contemporary baguette-cut sapphires for a sophisticated aesthetic.

What affects the value of Marquise Diamond and Sapphire Ring?

• The carat weight and clarity of the central marquise-cut diamond.
• The saturation and color consistency of the flanking baguette-cut sapphires.
• The overall condition of the 14k yellow gold mounting and prong integrity.
• Current market demand for late 20th-century American estate jewelry.

How to Identify Marquise Diamond and Sapphire Ring?

• Verify the 14k gold hallmark stamped on the interior of the yellow gold band.
• Examine the marquise-cut diamond for the characteristic elongated shape with pointed ends.
• Check for the presence of two baguette-cut sapphires flanking the central stone.
• Identify the secondary round diamonds used as accents within the setting.

History of Marquise Diamond and Sapphire Ring

The marquise cut, also known as the navette cut, dates back to the 18th century. King Louis XV of France commissioned a jeweler to create a diamond cut resembling the smile of his mistress, Madame de Pompadour. This elegant cut became highly fashionable, particularly in engagement rings and statement pieces throughout the centuries.