Diamond Jewellery Buying Guide Apr 2026

: This measures internal flaws (inclusions). Grades like VS1 or VS2 are often "eye-clean," meaning you can't see flaws without a microscope, saving you money over "Flawless" stones.

: Often considered the most important "C," cut determines how well a diamond sparkles. An "Excellent" or "Ideal" cut can make a diamond look larger and more brilliant. diamond jewellery buying guide

: Diamonds are graded from D (colorless) to Z (light yellow). For the best value, consider "near-colorless" grades like G or H, which look white to the naked eye but cost less than D-F grades. : This measures internal flaws (inclusions)

Created by the Gemological Institute of America (GIA) , these four factors determine a diamond's quality and price: An "Excellent" or "Ideal" cut can make a

: This is the weight of the diamond, not its physical size. To save money, "buy shy"—choose a 0.9 carat stone instead of a full 1.0 carat, as prices jump significantly at round numbers. 2. Choose Your Shape and Setting Buying Guide Diamond - Tanishq