Natural Diamond (Typical for estate jewelry pieces found on reseller platforms like ShopGoodwill, though cubic zirconia or moissanite cannot be completely ruled out without physical testing).
Natural Diamond (Typical for estate jewelry pieces found on reseller platforms like ShopGoodwill, though cubic zirconia or moissanite cannot be completely ruled out without physical testing). · Round Brilliant
Very Good to Excellent Cut

Carat
Estimated at approximately 0.10 to 0.15 carats per stone, totaling around 3.0 to 4.0 carats for a standard tennis bracelet length.
Color
Estimated G-I (Near Colorless)
Clarity
Estimated SI1-SI2 (Slightly Included)
Shape
Round Brilliant
Overall Assessment
A classic, elegant tennis bracelet featuring near-colorless round brilliant stones with pleasant brilliance and sparkle, making it a timeless everyday luxury accessory.
Cut Quality
Very Good to Excellent
Brilliance
High brightness and strong return of white light through the crown facets.
Fire
Moderate to high spectral color dispersion due to standard pavilion angles.
Scintillation
Good flash and sparkle pattern with alternating bright and dark areas upon movement.
Proportions
Standard standard round brilliant multi-stone proportions with typical table percentages around 55-60% and standard depths.
Symmetry
Good to Very Good
Polish
Good
Fluorescence
Faint to None
Inclusions
Minor crystal inclusions, small feather fractures, or microscopic pinpoints visible under high magnification typical of SI grade diamonds.
Blemishes
Minor surface scratches or natural facets on the girdle typical of pre-owned tennis bracelet stones.
Origin
Natural mined diamonds, mixed parcel origin typical of commercial-grade jewelry.
Treatment Detection
No obvious signs of high-temperature high-pressure (HPHT) treatment, fracture-filling, or coating observed visually.
Estimated Value
$1,500 - $3,500 USD depending on the gold weight of the setting (typically 14k white or yellow gold) and exact diamond weights.
Certification Estimate
Typically sold uncertified or with a basic estate/retail appraisal estimating G-I color and SI clarity.
Investment Potential
Low to moderate; estate jewelry typically holds sentimental or retail value rather than functioning as a strong financial investment.
Similar Diamonds
Standard commercial-grade multi-stone melee parcels used in traditional line bracelets and eternity bands.
Setting Suggestions
Classic four-prong or three-prong tennis bracelet setting in 14k yellow gold, white gold, or platinum.
Care & Maintenance
Clean regularly with warm soapy water and a soft brush; check prongs periodically by a jeweler to prevent stone loss.
Interesting Facts
Tennis bracelets gained their iconic name after tennis player Chris Evert lost her diamond line bracelet during a 1987 US Open match and requested officials pause the game until it was found.