Diamond & Engagement Ring Buying Guides

Cubic zirconia is a diamond simulant, not a diamond. How it compares with diamond on looks, durability and cost, and who it suits.

Engagement ring too small? Stay calm: it can be resized. The signs it doesn't fit, how resizing works, and the myths worth ignoring.

How to pick a wedding band for a solitaire engagement ring: the factors that matter, popular band styles, and how to mix metals and textures.

Halo or no halo? A side-by-side look at both styles: their history, design and looks, and how the setting affects the ring.

Swarovski or diamond? What each engagement ring is, the key differences between them, and the pros and cons of choosing either one.

What drives the price of a 4-carat engagement ring, how to work out its value, and the price range to expect at different carat weights.

How a low credit score affects engagement ring financing, and the proven strategies that can still get you the ring you want.

What 1920s engagement rings look like: the traits of Art Deco and Edwardian styles, how they compare, and how to choose and care for one.

Whether a ring can be resized is not a simple yes or no. What affects it, how resizing works, the risks, the alternatives and the cost.

How to find an affordable engagement ring in NYC's Diamond District: understand diamond quality and pricing, set a budget and do your research.

Five well-known New York jewelers for engagement rings, from Tiffany & Co. to Harry Winston and Cartier, plus what to weigh before you buy.