Sardonyx: A Legacy in Layers – History, Lore, and Gemological Properties by Birthstones GURU Team September 23, 2025
A Trio for August: Peridot, Spinel, and Sardonyx – History, Symbolism, and Beauty by Birthstones GURU Team September 14, 2025
Sardonyx: The Timeless August Birthstone with Ancient Roots and Modern Relevance by Birthstones GURU Team July 20, 2025
Sardonyx: The Enduring August Birthstone of Courage and Clarity by Birthstones GURU Team July 16, 2025