Trillion Diamonds: Matched Side Diamond Pairs
Matched pairs of trillion side diamonds for Three-Stone rings and earrings. Widen the filters on the left to see more.
Build the Three-Stone: preview side diamonds with a center
Matched in-house: ±0.1–0.2 mm and about one color grade · Same-day shipping before 6 PM ET · No MOQ · NY + LA
| Stock# | Status | loc | shape | carat | color | clarity | lab | Certificate | p/ct | total | measurements | ratio | Image | Video | Growth type | flour | cut | polish | symmetry | depth | table |
|---|
Trillion diamond sizes: carat to mm
Our 500+ matched pairs of trillion diamonds run 2.7–10.0 × 2.5–9.5 mm per diamond. Weights are the total for the pair.
| Pair total weight | Typical size of each diamond (L × W) | Pairs measured |
|---|---|---|
| 0.2 ct | 3.0 × 3.0 mm | 100+ |
| 0.3 ct | 3.5 × 3.5 mm | 10+ |
| 0.4 ct | 4.0 × 4.0 mm | 50+ |
| 0.5 ct | 4.2 × 4.2 mm | 10+ |
| 0.75 ct | 4.9 × 4.9 mm | 10+ |
| 1 ct | 5.2 × 5.2 mm | 10+ |
| 1.5 ct | 6.2 × 6.2 mm | 10+ |
| 2 ct | 7.0 × 7.0 mm | 50+ |
Other side diamond shapes
Pick the center
Trillion side diamonds, wholesale matched pairs
Trillion side diamonds are triangular with slightly curved sides, cut brilliant for sparkle. They widen the look of a round, oval or cushion center. Guru Diam has 500+ matched pairs of trillion lab-grown diamonds in stock in New York and Los Angeles, matched in-house (±0.1–0.2 mm and about one color grade), each with its own page, photo and video.
Trillion pair trade questions
How are the pairs matched?
Every pair is matched in-house: ±0.1–0.2 mm and about one color grade. Pairs are not lab graded; each pair has its own page with the measurements, color, clarity, photo and video.
What center diamond goes with these side diamonds?
Use the Three-Stone preview above to try a side shape with a center, then choose a certified lab-grown center diamond. We also set it: see custom jewelry.
How fast do you ship?
Orders placed before 6 PM ET ship the same day from New York. International delivery takes 3–4 business days.
Can you match a size that is not listed?
Yes. We source or cut diamonds to your specification. Send the shape and size in mm on WhatsApp.
How do I see prices?
Prices are for the trade. Sign in, or open a trade account: approval is the same business day if you apply before 4 PM ET.