Blog - Gandy Jewelry

You Are The Jewel, We Add The Sparkle

Aug 30, 2026

Why white gold turns yellow: rhodium plating, alloys, and what “needs replating” really means

A warm tone on a white gold ring is often the base alloy showing through where rhodium has worn away—not the gold “going bad.” Understanding what’s underneath the surface helps you decide between replating, refinishing less, or choosing a different metal next time. Read more

Aug 12, 2026

The Truth About “Waterproof” Jewelry: Shower, Pool, and Ocean Rules for Gold and Diamonds

Water exposure isn’t one thing: chlorine, salt, soap film, and grit affect metals and settings in different ways. Here’s a practical leave-on vs take-off framework for solid gold, vermeil, gold-filled, and plated jewelry—plus diamonds and common setting risks. Read more

Jul 27, 2026

Diamond Fluorescence: When It Helps, When It Hurts, and How to Judge It Before You Buy

Two diamonds with the same color and clarity grades can look different outdoors if one has noticeable fluorescence. The right kind can be a quiet value lever; the wrong kind can dull transparency in UV-rich light. Read more

Jul 15, 2026

Diamond Fluorescence in Real Life: What “Medium” and “Strong” Actually Look Like

Fluorescence is usually something you notice under UV-rich light, not across your daily indoor routine. The key is separating a harmless blue reaction from the rarer transparency issues that can make a diamond look less crisp. Read more

Jul 15, 2026

What White Gold Really Means: Rhodium Plating, Wear Patterns, and Smarter Maintenance

White-gold jewelry usually looks bright white because of a thin rhodium plating, not because the gold itself is naturally white. How long that finish lasts depends less on karat and more on where the piece rubs, how it’s cleaned, and how it’s polished. Read more

Jul 14, 2026

Should You Use a Home Ultrasonic Cleaner on Diamond Jewelry?

Ultrasonic cleaners can make diamond jewelry look dramatically brighter, but the same vibration that lifts grime can also expose weak settings, treated stones, and fragile side materials. Here’s a practical way to decide when it’s safe at home—and when to choose a gentler method. Read more

Jan 10, 2026