There’s a lot of jeweler’s jargon for gold — terms such as gold-plated, gold-filled, and solid gold can be confusing, even when you read the fine print. You might’ve also seen the word vermeil ...

One could argue that the gold chain necklace is the most versatile accessory of all time. The style, which was championed by both ancient Egyptian rulers and early 2000s R&B recording artists, has ...