Step 1
Design & Selection
We finalise your design and hand-pick the certified center stone.
Save 20%💎𝐂𝐄𝐍𝐓𝐄𝐑 𝐃𝐈𝐀𝐌𝐎𝐍𝐃 𝐃𝐄𝐓𝐀𝐈𝐋𝐒:
➙Diamond Type: Lab-Grown Diamond
➙Diamond Shape: Oval Cut
➙Diamond Carat Weight : 2.50 CT
➙Diamond Color: E/F
➙Diamond Clarity: VS
➙Diamond Size: 9x7 MM
➙Diamond Certified: IGI LAB Grown Diamond
➙Making Process: Handmade – Crafted By Our Experienced Team
💎𝐒𝐢𝐝𝐞 𝐒𝐭𝐨𝐧𝐞 𝐃𝐈𝐀𝐌𝐎𝐍𝐃 𝐃𝐄𝐓𝐀𝐈𝐋𝐒:
➙Diamond Type: Lab-Grown Diamond
➙Diamond Shape: Marquise Cut
➙Diamond Carat Weight : 0.80 TW (App.)
➙Diamond Color: E/F
➙Diamond Clarity: VS
➙Making Process: Handmade – Crafted By Our Experienced Team
● 𝐂𝐞𝐫𝐭𝐢𝐟𝐢𝐜𝐚𝐭𝐢𝐨𝐧𝐬: Main Stone IGI Certification is Included with the Purchase
💍 𝐑𝐈𝐍𝐆 𝐃𝐄𝐓𝐀𝐈𝐋𝐒:
➙Metal available: Real solid gold (10K, 14K, 18K) or Platinum (On request only)
➙Gold Tone: Yellow Gold, White Gold, Rose Gold
➙Stamp: Yes
📌𝐍𝐨𝐭𝐞: Our expert chooses each diamond, ensuring maximum sparkle and fire thanks to years of experience.
𝐋𝐚𝐛 𝐃𝐢𝐚𝐦𝐨𝐧𝐝 𝐢𝐬 𝐚𝐥𝐬𝐨 𝐤𝐧𝐨𝐰𝐧 𝐚𝐬 𝐋𝐚𝐛 𝐆𝐫𝐨𝐰𝐧 𝐃𝐢𝐚𝐦𝐨𝐧𝐝, 𝐂𝐕𝐃, 𝐇𝐏𝐇𝐓, 𝐆𝐫𝐞𝐞𝐧 𝐃𝐢𝐚𝐦𝐨𝐧𝐝, 𝐄𝐜𝐨-𝐅𝐫𝐢𝐞𝐧𝐝𝐥𝐲 𝐃𝐢𝐚𝐦𝐨𝐧𝐝, 𝐄𝐭𝐡𝐢𝐜𝐚𝐥 𝐃𝐢𝐚𝐦𝐨𝐧𝐝𝐬, 𝐄𝐚𝐫𝐭𝐡-𝐅𝐫𝐢𝐞𝐧𝐝𝐥𝐲 𝐃𝐢𝐚𝐦𝐨𝐧𝐝𝐬, 𝐨𝐫 𝐌𝐚𝐧-𝐌𝐚𝐝𝐞 𝐃𝐢𝐚𝐦𝐨𝐧𝐝.
💌 Don't hesitate to contact us for any inquiries about custom designs, upgrades with platinum or diamonds, or other matters.
📝𝐂𝐄𝐑𝐓𝐈𝐅𝐈𝐂𝐀𝐓𝐈𝐎𝐍
We offer EGL a certificate as a chargeable service; contact us for additional details.
⚙️𝐖𝐀𝐑𝐑𝐀𝐍𝐓𝐘
➙We offer a 14-day warranty on all our products.
➙After the warranty period, we provide lifetime paid services, including resizing, stone replacement, and more, to ensure your jewelry remains perfect.
📢𝐂𝐔𝐒𝐓𝐎𝐌𝐈𝐙𝐀𝐓𝐈𝐎𝐍 𝐖𝐈𝐓𝐇 𝐔𝐒?
➙Send us a photo of any jewelry or ideas.
We will create CAD files of the jewelry and send them to you for approval.
➙We will send you photos of the finished jewelry within 7 days after we ship it to you.
🛠️𝐀𝐃𝐃𝐈𝐓𝐈𝐎𝐍𝐀𝐋 𝐒𝐄𝐑𝐕𝐈𝐂𝐄𝐒:
➙Free Engraving
➙Rush Orders and Expedited Shipping (chargeable Service)
➙Gift Message
➙Gift Packaging
🚚 𝐒𝐇𝐈𝐏𝐏𝐈𝐍𝐆
➙Order shipping is completely free for our customers.
➙We offer expedited shipping for all customers.
➙We aim to deliver orders to customers within 6-8 days.
➙Courier partners may experience delays due to customs or weather issues.
✥ 𝐓𝐡𝐚𝐧𝐤 𝐘𝐨𝐮 𝐅𝐨𝐫 𝐕𝐢𝐬𝐢𝐭 𝐌𝐲 𝐒𝐡𝐨𝐩 ✥
Pay over time with Affirm, Shop Pay or Klarna — 0% APR options available at checkout. All major cards and PayPal accepted.
Compare ring sizes across international standards — match your size from any region.
| USA · Canada | UK · Australia Ireland · NZ |
Japan · India China · S. Africa |
Spain · Italy Neth. · Switz. |
Inside Ø & Circumf. (mm) |
|---|---|---|---|---|
| 4 | H | 7 | 6.75 | 14.88 & 46.80 |
| 4.25 | H.5 | 7.5 | 15.09 & 47.40 | |
| 4.5 | I | 8 | 8 | 15.29 & 48.00 |
| 4.75 | J | 8.75 | 15.49 & 48.70 | |
| 5 | J 1/2 | 9 | 9.25 | 15.70 & 49.30 |
| 5.25 | K | 10 | 15.90 & 50.00 | |
| 5.5 | K 1/2 | 10 | 10.5 | 16.10 & 50.60 |
| 5.75 | L | 11.25 | 16.31 & 51.20 | |
| 6 | L 1/2 | 11 | 11.75 | 16.51 & 51.90 |
| 6.25 | M | 12 | 12.5 | 16.71 & 52.50 |
| 6.5 | M 1/2 | 13 | 13.25 | 16.92 & 53.10 |
| 6.75 | N | 13.75 | 17.12 & 53.80 | |
| 7 | N 1/2 | 14 | 14.5 | 17.32 & 54.40 |
| 7.25 | O | 15 | 17.53 & 55.10 | |
| 7.5 | O 1/2 | 15 | 15.75 | 17.73 & 55.70 |
| 7.75 | P | 16.25 | 17.93 & 56.30 | |
| 8 | P 1/2 | 16 | 17 | 18.14 & 57.00 |
| 8.25 | Q | 17.5 | 18.34 & 57.60 | |
| 8.5 | Q 1/2 | 17 | 18.25 | 18.54 & 58.30 |
| 8.75 | R | 19 | 18.75 & 58.90 | |
| 9 | R 1/2 | 18 | 19.5 | 18.95 & 59.50 |
| 9.25 | S | 20.25 | 19.15 & 60.20 | |
| 9.5 | S 1/2 | 19 | 20.75 | 19.35 & 60.80 |
| 9.75 | T | 21.5 | 19.56 & 61.40 | |
| 10 | T 1/2 | 20 | 22 | 19.76 & 62.10 |
| 10.25 | U | 21 | 22.75 | 19.96 & 62.70 |
| 10.5 | U 1/2 | 22 | 23.25 | 20.17 & 63.40 |
| 10.75 | V | 24 | 20.37 & 64.00 | |
| 11 | V 1/2 | 23 | 24.75 | 20.57 & 64.60 |
| 11.25 | W | 25.25 | 20.78 & 65.30 | |
| 11.5 | W 1/2 | 24 | 26 | 20.98 & 65.90 |
| 11.75 | X | 26.5 | 21.18 & 66.60 | |
| 12 | X 1/2 | 25 | 27.25 | 21.39 & 67.20 |
| 12.25 | Y | 27.75 | 21.59 & 67.80 | |
| 12.5 | Z | 26 | 28.5 | 21.79 & 68.50 |
| 12.75 | Z 1/2 | 29 | 22.00 & 69.10 | |
| 13 | 27 | 29.75 | 22.20 & 69.70 | |
| 13.25 | Z1 | 30.5 | 22.40 & 70.40 | |
| 13.5 | 31 | 22.61 & 71.00 | ||
| 13.75 | Z2 | 31.75 | 22.81 & 71.70 | |
| 14 | Z3 | 32.25 | 23.01 & 72.30 | |
| 14.25 | 33 | 23.22 & 72.90 | ||
| 14.5 | Z4 | 33.5 | 23.42 & 73.60 | |
| 14.75 | 34.25 | 23.62 & 74.20 | ||
| 15 | 34.75 | 24.23 & 76.10 |










Every piece is made to order — from first sketch to the final polish.
Step 1
We finalise your design and hand-pick the certified center stone.
Step 2
Master jewelers cast and shape the band to exact specifications.
Step 3
Each stone is hand-set and the piece is polished to a mirror finish.
Step 4
Final inspection, certification, and luxury gift packaging.
Real diamonds grown in a lab — chemically and optically identical to mined diamonds, graded on the same 4Cs, at a lower price and conflict-free.
All metal is solid (10K/14K/18K gold or platinum), never plated.
Yes — share your idea and we'll craft it with a CAD preview before production.
Yes, IGI/GIA certificates ship with every lab-grown diamond.
Made-to-order pieces ship in about 7–8 business days with insured tracking. Free worldwide.
Yes, we ship worldwide. Import duties may apply by country.
All major cards, PayPal, and installments via Shop Pay / Klarna / Afterpay.
30-day return or exchange on eligible items. Custom/engraved pieces are non-returnable except for defects. Refunds issued ~2 days after inspection.
Yes — one complimentary resize after delivery; contact us with your new size.
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Demati supplies products listed on the Demati, and Demati websites, and in our stores under the following Terms and Conditions. Please read these Terms and Conditions, and our Privacy and Cookie Policies carefully before using any of our websites, or ordering from us.
The Terms and Conditions apply to your use of any Demati website and to any products you purchase from them; regardless of how you access the website, including any technologies or devices where our website is available to you at home, on the move or in store
We reserve the right to update these Terms and Conditions at any time, and any updates affecting you or your purchases will be notified to you, by us in writing (via email), and on this page.
The headings in these Conditions are for convenience only and shall not affect their interpretation.
We recommend that you print and keep a copy of these Terms and Conditions for your future reference...