Diamond sizes

Diamond Carat Comparison a Visual Guide to Diamond Sizes by Corey Egan

Carat is measure of weight and is commonly confused to diamond size. Click here to find out why diamond carat is so important when buying a diamond.

Learn how carat weight is related to size with our diamond carat size chart. Breakdown by millimeter & shape. Tool + Printable PDF included.

Carat Size Guide for a Round Cut Engagement Ring on a Size 4.5 US Finger. This guide illustrates how an Engagement Ring, Wedding Ring, Wedding Band, or Eternity Ring will look on a finger. It will help you choose which carat size will be the best for your engagement ring based on how it looks on a finger.

Here is a great thread with wonderful photos of a diamond with stong blue fluorescence and one without, next to each other, in various lighting...

Carat is measure of weight and is commonly confused to diamond size. Click here to find out why diamond carat is so important when buying a diamond.

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Lab created diamonds are top of mind for every engagement ring searcher right now. But is the lower price tag worth it? Get our insider tips before you buy.

It’s no secret that the most popular size diamond is the one carat round. And yet, at the same time, the reality is that most people aren’t really sure how a 1-carat diamond is going to look on their finger. That’s probably because we’re more in-tune with what a one-carat diamond represents, as opposed to being familiar with the technical details. This 1.016 carat, F-color, VS-2 clarity, Black by Brian Gavin diamond has an average outside diameter of 6.505 millimeters. As it so happens…