the 5cs to know before buying a diamond carat color clarity absence of flaws on and within the stone keep in mind that flawless diamonds are extremely rare choices lab-grown vs mined diamonds cut insignificant or no flaws under 10x magnification flawless & internally flawless colorless scan the qr code for more education on the 5cs of diamonds near colorless slightly included difficult to see under 10x magnification diamond comparison is it a diamond? is it fake? can it be certified? chemical composition source of diamonds shallow cut diamond appears darker slightly tinted very slightly included very light yellow easy to see under 10x magnification yes yes carbon grown in a lab lab-grown diamond deep cut diamond appears smaller light yellow slightly included noticeable flaws easy to see under 10x magnification fancy colored yes included flaws can be seen with the unaided eye good proportions maximum brilliance sparkle and fire mined diamond yes carbon mined from the earth
