Golden Planet Journal

18k gold ring and chain weighed on a precision jewelry scale with a loupe

18K Gold Price Per Gram: How It's Calculated

18K gold price per gram comes down to three numbers: spot price, purity, and weight. Here's how to calculate it yourself and how 18K compares to 14K.

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December birthstones: blue topaz ring, tanzanite pendant and turquoise stud in gold

December Birthstone Guide: Colors, Meaning & Jewelry

December claims three birthstones, all shades of blue. Here's what turquoise, tanzanite, and blue topaz mean, and how to wear them.

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Gold hoop earrings in five sizes lined up from small huggie to large hoop

Hoop Earring Sizes: The Complete mm Guide

A plain-English guide to hoop earring sizes in millimeters, with a size chart and tips for picking small, medium, or large hoops.

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Men's gold curb chain necklace worn over a t-shirt showing necklace length

Average Necklace Length for a Man: Size Guide

Most men wear a 20 to 22 inch necklace. Here's the full length chart, how to pick by build, and how to layer chains right.

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14k gold chain bracelet half polished next to a polishing cloth, showing tarnish

Does 14K Gold Tarnish? What to Actually Expect

14K gold can dull slightly over time because of the metals alloyed with it, not the gold itself. Here's the science behind it and how to keep it bright.

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Small gold cross pendant necklace for women on a fine chain

Cross Necklace for Women: A Complete Style Guide

A guide to choosing a cross necklace for women, from crucifix and sideways styles to the right gold tone and chain length.

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10k and 14k gold bands compared side by side on a jeweler's scale

10K vs 14K Gold: Which Should You Buy?

10K and 14K gold look similar on the tag but wear very differently. Here's how to pick the right one for your next piece.

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Cubic zirconia solitaire ring beside a loose round CZ stone

What Is Cubic Zirconia? An Honest Guide From a Jeweler

Cubic zirconia gives you a bright, clear stone that holds up to daily wear without the price tag of a rare gem. Here's what it is, how it's made, and how to judge quality.

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Untangling a knotted fine gold chain necklace with a pin

How to Untangle a Necklace Chain Without Breaking It

A tangled necklace chain is easier to fix than it looks. Here's how to loosen even a tight knot without snapping a delicate chain.

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