All Diamonds

Natural Diamonds (Mixed Cut: Baguette and Round Brilliant Melee)

Natural Diamonds and Emeralds (Round Brilliant)

Likely Natural Diamond or Simulant (Simulants like CZ are common in this style of costume setting) (Round Brilliant)

Likely Cubic Zirconia (Simulant) (Round Brilliant)

Natural (Estimated based on visual characteristics and setting style) (Princess Cut (Square Modified Brilliant))

Not a diamond; these are Pearls (likely Freshwater or Saltwater Cultured) (Round to Near-Round / Spherical)

Natural (Antique/Vintage) (Old European Cut (Transitioning to Round Brilliant))

Natural (Antique Cut) (Old European Cut / Old Mine Cut)

Natural Melee Diamonds (Round Brilliant)

Natural (The center stone is a White Opal, surrounded by what appear to be natural diamond or white gemstone accents) (M...

Natural (Antique/Vintage) (Old European Cut / Transitional Round)

Natural Diamonds (Old European Cut / Transitional Cut (Multi-stone band))

Natural (Blue Sapphire with Diamond side stones) (Round (Center), Tapered Baguette (Side stones))

Natural Diamond (Round Brilliant)

Natural (Likely) (Round Brilliant)

Natural Diamond or high-quality Lab-Grown Diamond (Round Brilliant)

Natural (Round Brilliant)

Natural (Likely) (Round Brilliant)

Natural (Old Mine Cut or Early Round Brilliant (Transitional))

Natural Diamond (Visual appearance suggest likelihood, though Simulants like Moissanite cannot be 100% ruled out via ima...

Lab-Grown Diamond (CVD) (Round Brilliant)

Natural Fancy Black Diamond (Pear Cut / Modified Shield)

Natural Diamond (Oval Brilliant)

Likely Natural Diamond (Round Brilliant)

Simulant (Likely Cubic Zirconia) (Round Brilliant)

Natural Diamond (Oval Brilliant)

Natural Earth-Mined Diamond (Round Brilliant)

Natural (Likely) (Round Brilliant)

Natural (Cushion Modified Brilliant)

Simulant (likely Cubic Zirconia or Glass crystals) (Round Brilliant)

Natural Diamonds (Round Brilliant)

Natural Diamond or Cubic Zirconia (Indeterminate) (Round Brilliant)

Natural Diamond (likely Melee) (Round Brilliant)

Natural (Likely melee-grade accents alongside other gemstones) (Round Brilliant)

Likely Natural Melee (Prominent inclusions suggest lower-grade natural diamond or possibly synthetic/glass stimulant due...

Natural (Likely decorative accent grade) (Round Brilliant (Two small melee accents))

Natural (Likely small accent stones) (Round Brilliant (Two visible clear stones))

Natural Diamonds (Likely accent stones in a vintage jewelry setting) (Round Brilliant)

Natural (Likely Low-Grade Melee) (Round Brilliant (Single or Full Cut))

Likely Natural or Cubic Zirconia (CZ) (Round Brilliant)

Likely Cubic Zirconia or Simulant (Round Brilliant)

Probable Natural Diamond (accent stones in a multi-gem piece) (Round Single Cut or Early Brilliant Cut)