Pearl Jewelry Guide: Types, Quality Factors & Care

Everything you need to know about pearls—from understanding different types and quality grades to proper care and styling tips.

Elegant pearl necklace and earring set on dark background

Pearls are the only gems created by living organisms, making each one unique. Understanding pearl types and quality helps you choose pieces you'll treasure forever.

Pearl Types

Akoya Pearls

Classic, elegant pearls from Japan.

  • Size: 2-11mm (typically 6-8mm)
  • Color: White, cream with rose or silver overtones
  • Luster: Exceptionally sharp and mirror-like
  • Best for: Classic strands, studs

South Sea Pearls

The largest cultured pearls, from Australia and Philippines.

  • Size: 8-20mm
  • Color: White, silver, golden
  • Luster: Soft, satiny glow
  • Best for: Statement pieces

Tahitian Pearls

Exotic black pearls from French Polynesia.

  • Size: 8-16mm
  • Color: Black, gray with green, blue, or purple overtones
  • Best for: Unique, dramatic pieces

Freshwater Pearls

Affordable pearls in diverse shapes and colors.

  • Size: 2-15mm
  • Color: White, pink, lavender, peach
  • Best for: Everyday wear, first pearls

Quality Factors

  • Luster: The most important factor—sharp, bright reflection
  • Surface: Fewer blemishes = higher quality
  • Shape: Round is most valuable, but baroque has unique appeal
  • Size: Larger is rarer and more valuable
  • Matching: For strands, uniformity matters

Pearl Care

  • Put on pearls last, remove first
  • Avoid contact with perfume, hairspray, cosmetics
  • Wipe with soft cloth after wearing
  • Store separately in soft pouch
  • Restring strands every 1-2 years if worn regularly
  • Never use ultrasonic cleaners

Have Questions?

Our GIA-certified gemologists are here to help you make informed decisions about your diamond purchase.