Star Sapphire and Diamond Ring Value Guide

This striking mid-20th century ring features a natural blue star sapphire center stone, prized for its distinct six-rayed asterism caused by rutile inclusions. Set in elegant white gold with a classic diamond halo, this United States-origin piece represents the height of 1940s-1960s cocktail jewelry design.

What Is Star Sapphire and Diamond Ring Worth?

The typical price range for Star Sapphire and Diamond Ring is $750 - $825 based on recent sales. However, values can vary depending on the item's condition, rarity, and other factors such as:

• The clarity and centering of the 'star' asterism significantly impact the $750-$825 valuation.
• The natural versus synthetic origin of the sapphire, as natural stones command a higher premium among collectors.
• Total carat weight and clarity of the surrounding diamond halo set in the white gold mounting.
• Overall condition of the cabochon surface, specifically looking for any chips or scratches that disrupt the light reflection.

How to Identify Star Sapphire and Diamond Ring?

• Examine the star effect under a single light source to ensure the six rays are sharp and move across the surface of the cabochon.
• Verify the white gold hallmark on the inner band, consistent with American jewelry manufacturing from the 1940-1960 era.
• Inspect the sapphire for natural rutile 'silk' inclusions, which distinguish it from the perfectly uniform synthetic Linde stars common in this period.
• Check the diamond halo settings for hand-finishing or milgrain details typical of vintage mid-century craftsmanship.

History of Star Sapphire and Diamond Ring

Star sapphires, known for their unique asterism effect, have been prized for centuries. The 'star' is caused by rutile inclusions within the sapphire. This particular style of ring, with a central cabochon stone surrounded by diamonds, gained popularity in the mid-20th century, often showcasing synthetic Linde star sapphires, although natural examples like this one are highly coveted.