Round Cut Diamond

Round Cut Diamond

Round Diamond vs Oval Diamond: The 2026 Verdict Nobody Gives You

Every 'round vs oval' article ends with 'it's personal preference.' Mine doesn't. One shape wins on sparkle, one wins on price, and the bow-tie problem affects over half of all ovals sold. Here is the actual verdict.

Round Cut Diamond

Best Round Diamond Engagement Ring Settings: The 2026 Guide

The wrong ring setting does not just look bad — it can make a $4,000 diamond look like a $900 stone, or hide a great stone behind visual noise. Here is the complete 2026 guide to round diamond settings with real Blue Nile data.

Round Cut Diamond

Lab Grown Round Diamond: The Complete 2026 Price & Buying Guide

A lab grown round diamond D-IF Ideal costs $1,560 on Blue Nile in 2026. The equivalent natural diamond costs $7,000+. Here is everything you need to know to buy one correctly — and the one thing most lab diamond guides do not tell you about resale.

Round Cut Diamond

Hearts and Arrows Diamond: Is the 2026 Premium Worth It?

A jeweler just told you to upgrade to Hearts and Arrows and pay 20% more. Before you do — here is what H&A actually means, how to verify one is real, and when the premium is and is not worth paying.

Round Cut Diamond

1 Carat Round Diamond Price: The Complete 2026 Buyer's Audit

A 1 carat round diamond ranges from $3,200 to over $10,000 — the $6,800 spread hides three traps most buyers fall into. Here is the 2026 price audit with live Blue Nile data.

Round Cut Diamond

Round Cut Diamond: The Complete Buying Guide (2026 Price Data + 57-Facet Truth)