Opal Buying
Buying an Opal: Is It Solid, a Doublet or a Triplet?
Understand solid and assembled opals, their buying trade-offs and sensible care. Learn which details belong in the seller's written description.
Care & Guides
Care Guides & Gemstone Journal
Every guide we publish: gemstone care, cleaning protocols, mineral lore, and styling insight from the Simply Jems editorial desk.
Opal Buying
Pearl Care
Your Pearls Look Dull: What to Clean and What to Avoid
Separate surface residue from damage before cleaning pearls. Keep chemicals away, dry stringing properly and know when to ask about restringing.
Ring Resizing
Your Ring No Longer Fits: Can It Be Resized Safely?
Compare resizing, fit adjustments and replacement. Learn why a plain band and a full eternity ring need different decisions.
Care & Preservation
How to Store Jewelry Without Tarnish, Tangles, or Scratches
Stop digging through tangled chains and tarnished rings. Build a simple storage system that protects each metal and stone.
Buying Guide
Lab-Created vs Natural Sapphire: Which Should You Buy?
Two blue sapphires can look alike and cost very different amounts. Compare origin, treatments, and paperwork before paying the premium.
Buying Guide
How to Tell Real Sterling Silver From Fake: 7 At-Home Checks
A 925 stamp is a starting point, not proof — counterfeit stamps are the most common silver fraud. These seven checks, plus knowing when to pay for an XRF test, tell you what you actually bought.
Care & Preservation
Can You Shower, Swim, or Sleep in Your Jewelry? A Metal-by-Metal Answer
Most jewelry damage in the bathroom comes from what the water carries, not the water itself. Here is the metal-by-metal answer for shower, pool, ocean, and sleep.
Lore & Meaning
Birthstones by Month: The Complete Chart With Durability Notes
The complete birthstone chart with the column gift shops skip: Mohs hardness, real daily-wear durability, and a tougher budget alternative for every month.
Buying Guide
Gold-Filled vs Plated vs Vermeil vs Solid: What Lasts
That 'gold' necklace may carry less than a micron of gold. Here is what plated, vermeil, gold-filled, and solid actually mean — and which ones last.
Buying Guide
Moissanite vs Lab Diamond: Can Anyone Tell Across a Dinner Table?
Same sparkle family, different physics — moissanite throws rainbow fire where lab diamond returns white light. Here is the price, durability, and resale reality behind the dinner-table test.
Care & Preservation
My Silver Necklace Turned Black After the Pool — Can I Save It?
Pool water can turn 925 silver black in minutes. Learn the safe chemistry and step-by-step recovery for plain, gemstone, and plated pieces.
Buying Guide
The Best Gemstones for Everyday Wear: A Mohs-Hardness Buying Guide
Diamond, sapphire, or something softer? Rank every popular gemstone by real-world daily-wear durability, with the settings that protect the fragile ones.
Care & Preservation
The Definitive Guide to Cleaning Sterling Silver & Delicate Gemstones
Avoid common household mistakes that ruin porous stones like pearls and opals. Learn the jeweler-approved techniques to restore shine without scratching.
Gemology & Lore
Essential Gemstone Meanings, Hardness & Modern Styling
From the royal depth of Ceylon sapphires to the iridescent glow of rainbow moonstone: discover the Mohs hardness, folklore, and daily wearability of popular stones.