Gemstone Guides
Buying guides written at the source: what to look for, what a stone is worth, and what the trade rarely says out loud.
October Birthstone: Opal and Tourmaline Guide (2026)

December Birthstone: Tanzanite, Turquoise and Blue Zircon (2026)

August Birthstone: Peridot, Spinel and Sardonyx Guide (2026)

September Birthstone: Sapphire Colors, Quality and Prices (2026)

Birthstones by Month: The Real Guide for 2026

February Birthstone: Amethyst Quality, Colors and Prices (2026)

