Marquise Cut Diamond Engagement Ring Value Guide

This mid-20th century American engagement ring features a classic marquise cut diamond, a shape famously inspired by the smile of Madame de Pompadour. Flanked by elegant baguette side stones, these rings represent the sophisticated aesthetic of the 1940s through the 1960s.

What Is Marquise Cut Diamond Engagement Ring Worth?

The typical price range for Marquise Cut Diamond Engagement Ring is $2,500 - $3,000 based on recent sales. However, values can vary depending on the item's condition, rarity, and other factors such as:

• The clarity and color grade of the central marquise diamond are primary drivers of the $2,500-$3,000 valuation.
• Metal choice, where platinum settings typically hold higher market value than white gold counterparts.
• The quality of the marquise cut, specifically the absence of a prominent bow-tie effect in the center of the stone.
• The total carat weight and matching quality of the baguette side stones relative to the center diamond.

How to Identify Marquise Cut Diamond Engagement Ring?

• Look for the distinctive elongated navette shape of the central marquise diamond, designed to maximize carat weight appearance.
• Check for authentic mid-century hallmarks such as 14K, 18K, or PLAT inside the band indicating white gold or platinum composition.
• Verify the presence of step-cut baguette diamonds set flanking the center stone, a hallmark of 1940-1960 styling.
• Examine the setting for V-shaped prongs, which were specifically used to protect the pointed tips of the marquise cut.

History of Marquise Cut Diamond Engagement Ring

The marquise cut diamond is said to have been commissioned by King Louis XV of France, who desired a diamond that mirrored the smile of his mistress, Madame de Pompadour. This elegant cut gained popularity and has been a classic choice for engagement rings, particularly during the mid-20th century, often flanked by complementary baguette diamonds for added brilliance and sophistication.