December’s Diverse Gems: A Guide to Tanzanite, Turquoise, Zircon, Topaz, and Lapis Lazuli by Birthstones GURU Team September 13, 2025
August’s Trio: Peridot, Spinel, and Sardonyx – Gems of History and Summer’s Glow by Birthstones GURU Team September 7, 2025
The Allure and Legacy of June Birthstones: Pearls, Moonstones, and Alexandrites by Birthstones GURU Team July 19, 2025