Diamond Stud Earrings

Diamond stud earrings are a matched pair of single stones set flush against the ear. The studs carried here are natural and lab-grown round brilliants, most commonly graded G color and SI clarity, set in 14K white, yellow or rose gold. Every pair ships with a GIA-certified appraisal, free shipping and a 30-day money-back guarantee.

What carat weight of diamond stud should you buy?

Carat is weight, not width, but the two track closely in a round brilliant. The table below gives the approximate diameter of a single stone at each weight, which is the number that decides how a stud reads on the ear.

Read carat weights carefully when comparing pairs. A listing quoted at 1.00 ctw is one carat across both earrings, or 0.50 ct per ear. A listing quoted at 1.00 ct per stone is twice the diamond and a different price entirely.

What does G SI mean on a diamond stud?

G is a color grade and SI is a clarity grade. G sits in the near-colorless range, close enough to the top of the scale that no tint is visible face-up once the stone is set in gold. SI means the inclusions are small enough that they take magnification to find, not a loupe-free glance.

That pairing is deliberate on studs. A stud sits flat against the ear and is seen from the front, so a grade that looks clean face-up carries the appearance of a much higher grade at a fraction of the stone cost. Spending the same budget on a larger G SI pair rather than a smaller D VVS pair is the more visible choice on an earring.

Natural or lab-grown studs?

Both are diamond. They share the same crystal structure, hardness and optical behavior, and a lab-grown stone is not a simulant. The difference is origin: one formed in the earth, the other in a controlled growth chamber over a matter of weeks.

What follows from that is resale and rarity rather than appearance. A natural stone holds value on the secondary market in a way a lab-grown stone currently does not. A lab-grown stone buys noticeably more size and clarity at the same spend. Neither is the correct answer for every buyer, and both are carried here with the origin stated on every listing.

14K white, yellow or rose gold

Metal changes how the stone reads. White gold sits closest to the diamond in tone and lets a near-colorless stone look whiter still, which is why it is the usual setting for G and above. Yellow gold warms the stone slightly and flatters warmer color grades. Rose gold does the same with more visible contrast.

All three are offered in 14K, an alloy chosen for daily wear: harder than 18K and more resistant to the knocks an earring takes.

How the studs are secured

Post and back style matter more on a stud than on any other piece, because the earring is worn without being watched. Heavier stones benefit from a threaded back, which cannot be pulled loose by a scarf or a seatbelt.

Shop diamond studs by carat

• 0.25 carat diamond stud earrings
• 0.33 carat diamond stud earrings
• 0.50 carat diamond stud earrings
• 0.75 carat diamond stud earrings
• 1.00 carat diamond stud earrings

Buying from Davizi Jewels

Davizi Jewels works direct with manufacturers from an office in New York's Diamond District, and sells by appointment and online nationwide. Every diamond piece ships with a GIA-certified gemologist appraisal. Shipping is free, returns run 30 days with money back, and pricing or customization on any stud can be discussed directly before ordering.

Common questions

How many carats is a good size for diamond studs?

0.33 to 0.50 carat per stone covers most first purchases and reads clearly without dominating the ear. Above 0.75 carat per stone, cut quality and symmetry matter more than weight.

Are lab-grown diamond studs real diamonds?

Yes. A lab-grown diamond is chemically and optically identical to a mined one and tests as diamond. It differs in origin and in secondary-market value, not in material.

Do diamond stud earrings come with certification?

Every diamond piece sold here ships with a GIA-certified gemologist appraisal stating carat weight, color, clarity and metal.

What is the difference between ctw and ct?

Ctw is the combined weight of every stone in the pair. Ct on its own usually refers to a single stone. A 1.00 ctw pair holds half the diamond of a pair of 1.00 ct studs.

Which metal is best for diamond studs?

14K white gold for near-colorless stones in the D to H range, since it keeps the stone looking white. Yellow or rose gold where a warmer stone or a warmer overall tone is wanted.