PEGAFFI · Education Guides · Design Your Ring

Learn Before You Buy

Honest, jargon-free guides written by the people who grow, cut and set the stones themselves.

• Lab Grown vs. Natural Diamonds: What's the Real Difference?
  2026-09-01 · 6 min read

  Same carbon, same crystal, same fire — the only difference is origin. Here's what that means for quality, price and certification.

• The 4Cs of Lab Grown Diamonds, Explained
  2026-09-08 · 7 min read

  Cut, color, clarity and carat — how to read an IGI report and where your budget works hardest.

• How Much Should an Engagement Ring Cost in 2026?
  2026-09-15 · 6 min read

  Forget the salary rules. A data-driven look at what couples actually spend — and how lab grown changes the math.

• Ring Size Guide: How to Measure Your Ring Size at Home
  2026-09-20 · 5 min read

  Two reliable at-home methods, a full US size 8–25 conversion chart, and the sizing mistakes almost everyone makes.

• 9K, 14K or 18K? How to Choose the Right Gold for Your Ring
  2026-09-21 · 7 min read

  Purity, durability, color and skin tone — a jeweler's honest guide to choosing gold karat and color that you'll love for decades.

• Lab Grown Diamond Care: How to Clean and Protect Your Jewelry
  2026-09-22 · 5 min read

  The 5-minute home cleaning routine, when to take your ring off, and the one machine you should think twice about.

• How Much Does a Custom Engagement Ring Cost in 2026?
  2026-09-29 · 7 min read

  Custom doesn't mean expensive. Here's the real math of a custom lab grown diamond ring — stone, setting and labor — with numbers, not vague ranges.

• How Long Does a Custom Ring Take? The Real Timeline
  2026-10-06 · 6 min read

  From first message to ring box in about three weeks. Here's the honest day-by-day of how a custom lab grown diamond ring is actually made — and what can speed it up or slow it down.

• What Is a CAD Preview? See Your Ring Before We Make It
  2026-10-13 · 6 min read

  CAD is the difference between hoping and knowing. How a computer-aided design preview works, what to look for when reviewing yours, and why we won't make a ring without one.

• Custom vs. Ready-Made: Which Engagement Ring Is Right for You?
  2026-10-20 · 6 min read

  Custom isn't always the answer. An honest comparison of custom design versus ready-made rings — time, cost, risk and when each one wins.

• The Best Lab Grown Diamond Engagement Rings of 2026: A Jeweler's Honest Ranking
  2026-10-02 · 8 min read

  Six settings, ranked by the people who actually make them — what each one does well, who it suits, and what it should cost.

• PEGAFFI vs. Brilliant Earth: An Honest Price Comparison (2026)
  2026-10-02 · 6 min read

  Same certification, same gold, very different prices. An honest look at what the premium buys — and when it's worth paying.