Logo
Search
Login
Sign Up
Logo
Carat Brief

Track the colored gemstone market before you buy.

Every Tuesday, get 5 market signals on colored gemstones: price movements, auction records, origin trends, treatment risks, and certification issues.

Free every Tuesday. No spam. Unsubscribe anytime.

WHAT YOU GET EVERY TUESDAY

A sharper read on the colored gemstone market

Auction records

The latest sale prices and standout lots from major houses.

Origin trends

Which sources and regions are moving the market this week.

Treatment risk alerts

Know what's being enhanced before you commit to a purchase.

Certification issues

Lab disputes and grading news that affect resale value.

Latest editions

Ruby Price Per Carat: $564 at Gemfields' October Auction

Oct 20, 2026

•

4 min read

Ruby Price Per Carat: $564 at Gemfields' October Auction

The 5-minute weekly intelligence on the colored stone market. · October 20, 2026

Emerald Price Per Carat: $146 vs $9.72 at Gemfields

Oct 13, 2026

•

4 min read

Emerald Price Per Carat: $146 vs $9.72 at Gemfields

The 5-minute weekly intelligence on the colored stone market. · October 13, 2026

The Warning Was Smaller Than The Bill.

Oct 6, 2026

•

5 min read

The Warning Was Smaller Than The Bill.

The 5-minute weekly intelligence on the colored stone market. · October 6, 2026

Carat Brief

Weekly market notes on colored gemstones: auction records, origin trends, treatment risks, certification issues, and public pricing signals.

© 2026 Carat Brief.
beehiivPowered by beehiiv