Jewelry Evaluation of Various Pieces

Ruby and Diamond Ring Set

• Setting: 14 karat yellow gold with "14k" marking inside.
• Stones: Six Burmese marquise-cut rubies (magenta color), synthetic; Eight diamonds (1/8 to 1/4 carat each), natural.
• Value: $500-$700.
• Purchase Price: $230 on eBay.

Princess Cut Solitaire Diamond Ring

• Setting: 14 karat yellow gold, high setting typical of 1980s-1990s.
• Stones: Solitaire diamond (princess cut) with small surrounding diamonds.
• Historical Context: Often paired with another diamond-encrusted band to form a set.
• Value: $6000-$8000.

Sapphire and Diamond Ring

• Setting: 14 karat gold, dated to the 1980s.
• Stones: 2.5 carats of sapphires, just under a carat of diamonds, naturally developed sapphires.
• Value: $600-$700.
• Purchase Price: $50 at an auction.

Art Moderne Platinum Ring with Diamonds and Emeralds

• Setting: Platinum marked.
• Stones: Multiple diamonds (5-6 carats total weight), green baguette emeralds.
• Historical Context: Dates to 1930s-1940s, Art Moderne style.
• Value: $12,000-$18,000.

Antique Bar Pin with Diamonds

• Setting: Platinum, typical of post-Edwardian into Art Deco period.
• Stones: High-quality diamonds.
• Historical Context: Acquired circa 1925.
• Value: $7500-$10,000.
• Repair Advice: Seek a jeweler specialized in antique jewelry repair.

Black Star Sapphire Earrings

• Setting: 14 karat gold with screw backs dated to 1960s-1970s.
• Stones: Black star sapphires (rarer than blue star sapphires).
• Value: $900-$1200.
• Purchase Price: $50 at an auction.

Carved Ivory Pin with Filigree

• Setting: Silver wire filigree.
• Material: Carved ivory, dated to early 20th century, before 1925.
• Value: $40.

General Insights

• Jewelry Care: Use separated, lined compartments to avoid scratches. Avoid using silver cleaning cloths on gold jewelry.