Choosing a stone is about where you'll wear it. An everyday ring and evening earrings are different tasks.
Hardness matters Diamond 10, sapphire and ruby 9 — great for daily rings. Emerald 7.5–8 but brittle. Opal, pearl, turquoise are soft — better for earrings and pendants.
Colour and metal Warm stones suit yellow gold; cool stones suit white gold — but contrast looks expensive too.
Frequently asked questions
Best stone for an everyday ring?+
A hard one — diamond, sapphire or ruby. Emerald, opal and pearl are better for earrings.