MiaDonna Alternatives
MiaDonna sells lab-grown diamonds and lab-created gemstones, and its FAQ states that it has been B Corp certified since 2019 and describes itself as the first B Corp certified lab grown diamond company. This page puts its published policies beside four other jewelers selling lab-grown diamond jewelry: Beyond Carat, VRAI, Keyzar and Rare Carat.
Every row below is a policy each company publishes itself: what it sells, who writes the grading report, how long you have to return, what the warranty covers, where you can see a piece in person, and where it ships.
All facts quoted from each company's own pages, read on .
Beyond Carat sells lab-grown diamond jewelry and competes with MiaDonna and with every other company listed here. Their facts are quoted from their own pages read on 11 September 2026; corrections: hello@beyondcarat.com.
Five Jewelers, Five Published Policies
MiaDonna, VRAI, Keyzar and Rare Carat facts quoted from miadonna.com, vrai.com, keyzarjewelry.com and rarecarat.com, read 11 September 2026.
| Jeweler | Diamonds sold | Grading | Return window | Warranty | Showrooms | Ships to |
|---|---|---|---|---|---|---|
| Beyond Carat | Lab-grown diamonds only, so every piece we make is the one thing we specialise in. | An IGI report travels in the box with every stone, at D, E or F colour, VVS or VS clarity and Excellent cut. | 65 days from the ship date, with a prepaid insured UPS label on U.S. orders; high jewelry, special orders and custom pieces refund to store credit. | A lifetime manufacturing warranty on materials and workmanship, with no claim fee when you send a piece back. | Book a free video or phone consultation and we open your IGI report on screen, from our workshop in the NYC Diamond District. | Free U.S. delivery by insured UPS 2nd Day Air with a signature, and international delivery is available. |
| MiaDonna | Lab-grown diamonds and lab-created gemstones; B Corp certified since 2019. | IGI or GIA report on graded diamonds; solitaire tiers F-VS2, E-VS1 and D-VVS2. | 60 days from the original shipment date, with a prepaid FedEx label. | Lifetime Manufacturing Warranty on every purchase, whatever the item type or price. | Bridgeport Village flagship boutique, Oregon; private appointments of about 60 minutes. | Free insured FedEx 2Day in the U.S.; DHL Express to about 50 countries. |
| VRAI | Lab-grown VRAI created diamonds; VRAI is owned by Diamond Foundry. | In-house gemologists; a diamond can be sent to IGI for a non-refundable fee. | 30 days from delivery; below $15,000, store credit or a refund minus a recycling fee. | Lifetime warranties on diamonds, rings, bands and fine jewelry, to the original purchaser. | Ten cities: Los Angeles, New York, Philadelphia, San Francisco, Boston, Chicago, Miami, London, Madrid, Toronto. | North America, Europe and a listed set of other international destinations. |
| Keyzar | Lab-grown and natural diamonds, plus moissanite. | GIA and IGI certificates; search filters colour J to D, clarity SI1 to FL. | 30 days from the shipping confirmation date, with a prepaid insured label. | Lifetime Warranty covering rhodium dipping, prong tightening, cleaning and repolishing. | New York showroom, 1 Rockefeller Plaza, Suite 1110; virtual appointments. | Free shipping worldwide, insured for full value, signature required on delivery. |
| Rare Carat | Lab-grown and natural diamonds; jewelry handcrafted in New York and New Jersey. | GIA, CCAL or IGI certificates, verified by Rare Carat; girdle inscription checked. | 30 days from shipment, with a prepaid label; one free resize within the first year. | Lifetime manufacturer's warranty on all rings and jewelry sold. | Online, with live chat staffed by GIA Graduate Gemologists. | All 50 US states and Canada, free insured FedEx or UPS, adult signature. |
Cells other than Beyond Carat's are quoted or summarised from that company's own pages, read 11 September 2026; every page is linked under Sources. Beyond Carat competes with all four and has no commercial tie to any of them. Something changed? Tell us.
What Each Company Publishes
Beyond Carat
Ours · lab-grown only · made to orderBeyond Carat is a women-led, lab-grown-only jeweler making every piece to order in the New York Diamond District. An IGI report is supplied with every stone and travels in the box, so the laboratory that graded your diamond is named on the certificate you keep, and the published band is D, E or F colour, VVS or VS clarity and Excellent cut on every piece, at every carat weight. U.S. orders ship free by insured UPS 2nd Day Air with a signature on delivery, and international delivery is available. Returns run 65 days from the ship date with a prepaid insured UPS label on U.S. orders, so you can live with a ring for two months before deciding; high jewelry, special orders and truly custom pieces refund as store credit. Resizing is free for a year from shipping on U.S. orders, and the lifetime manufacturing warranty on materials and workmanship carries no claim fee, so a repair under it costs you nothing.
MiaDonna
Lab-grown only · 60-day returnsMiaDonna's FAQ states that it has been B Corp certified since 2019, that all of its graded diamonds come with a complimentary grading report from IGI or GIA, and its loose lab-grown diamonds page names IGI, GIA and GCAL; its Traditional Solitaire Engagement Ring publishes three centre-stone tiers, F-VS2, E-VS1 and D-VVS2. Its returns page publishes 60-day returns and exchanges from the original shipment date on a prepaid FedEx label, with a $50 replacement fee for each missing certificate, shipping is insured by FedEx 2Day in the United States and DHL Express Worldwide to about 50 countries, every purchase carries a Lifetime Manufacturing Warranty, one ring resize is complimentary within 90 days of shipping, and private appointments of about 60 minutes run at its Bridgeport Village boutique in Oregon.
VRAI
Lab-grown only · ten showroomsVRAI's FAQ describes it as a fine jewelry company owned by Diamond Foundry, growing its diamonds in a foundry in Wenatchee, Washington, and its diamond grading page states that it has in-house gemologists for diamond grading and certification and will send a diamond to IGI for grading for a non-refundable fee, allowing two to three weeks. Its diamond search offers colour filters D to H and clarity filters VVS to SI, its returns page runs 30 days from delivery with store credit or a refund minus a recycling fee below $15,000, its warranty page publishes lifetime warranties held by the original purchaser with a $50 USD deposit on a United States ring claim refunded in full for warrantied repairs, and its showrooms page lists ten cities plus virtual appointments.
Keyzar
Lab-grown and natural · worldwide shippingKeyzar's FAQ states that its lab and natural diamonds are certified by GIA and IGI, with a soft or hard copy certificate or both, and its lab diamond search offers colour filters J to D, clarity filters SI1 to FL and cut filters Good, Very Good and Excellent. Its shipping policy publishes free shipping worldwide with every item insured for full value and a signature on delivery, its refund policy accepts returns within thirty days of the shipping confirmation date on a prepaid insured label, and its Lifetime Warranty covers rhodium dipping, prong tightening, cleaning and repolishing with the first resize free in the first year; appointments are offered virtually or at 1 Rockefeller Plaza, Suite 1110, New York.
Rare Carat
Marketplace · US and CanadaRare Carat's FAQ describes it as an online diamond jewelry retailer working with vetted diamond suppliers and setting manufacturers, with jewelry handcrafted in New York and New Jersey, and states that diamonds are certified by GIA, CCAL or IGI and verified by Rare Carat, with its diamond search offering colour filters K to D and clarity filters SI2 to FL. Its guarantee page publishes an authenticity inspection of the girdle inscription before shipping, free insured FedEx or UPS delivery to all 50 US states and Canada with adult signature, returns within 30 days of shipment on a prepaid label, one free resize within the first year, and a lifetime manufacturer's warranty on all rings and jewelry sold.
Which Suits You
| If what matters is… | Beyond Carat | MiaDonna | VRAI | Keyzar | Rare Carat |
|---|---|---|---|---|---|
| A third-party report with the stone | An IGI report comes in the box with every stone, so the laboratory that graded it is named on your certificate. | IGI or GIA on graded diamonds. | In-house gemologists; IGI on request for a fee. | GIA and IGI. | GIA, CCAL or IGI, verified by Rare Carat. |
| A long window to decide | You have 65 days from the ship date, with a prepaid insured UPS label on U.S. orders. | 60 days from shipment. | 30 days from delivery. | 30 days from shipping confirmation. | 30 days from shipment. |
| A published grade band | Every piece is D, E or F colour, VVS or VS clarity and Excellent cut, at every carat weight. | Ring tiers F-VS2, E-VS1 and D-VVS2. | Search filters colour D to H, clarity VVS to SI. | Search filters colour J to D, clarity SI1 to FL. | Search filters colour K to D, clarity SI2 to FL. |
| A warranty that costs nothing to claim | Our lifetime manufacturing warranty on materials and workmanship carries no claim fee. | Lifetime Manufacturing Warranty on every purchase. | Lifetime warranties; a US ring claim starts with a $50 USD deposit. | Lifetime Warranty covering rhodium dipping, prong tightening, cleaning and repolishing. | Lifetime manufacturer's warranty on all rings and jewelry. |
| Delivery included in the price | U.S. orders ship free by insured UPS 2nd Day Air with a signature, and international delivery is available. | Free insured FedEx 2Day in the U.S.; DHL to about 50 countries. | North America, Europe and other listed international destinations. | Free insured shipping worldwide. | Free insured delivery to 50 US states and Canada. |
| Free resizing after you buy | Resizing is free for a full year from shipping on U.S. orders. | One complimentary resize within 90 days of shipping. | — | First resize free within the first year. | One free resize within the first year. |
About Beyond Carat
Beyond Carat is a women-led, lab-grown-only jeweler. Every piece is made to order in the New York Diamond District, and every stone arrives with its IGI report in the box. Our published band is D, E or F colour, VVS or VS clarity and Excellent cut, on every piece, at every carat weight, so you can hold us to the same standard whatever you buy.
U.S. orders ship free by insured UPS 2nd Day Air with a signature on delivery, and international delivery is available. You have 65 days from the ship date to return, with a prepaid insured UPS label on U.S. orders; high jewelry, special orders and truly custom pieces refund as store credit. Resizing is free for a year from shipping on U.S. orders, and a lifetime manufacturing warranty on materials and workmanship carries no claim fee.
If you would like a person to walk you through a stone, book a free video or phone consultation and we will open the report on screen with you.
Frequently Asked Questions
Beyond Carat, MiaDonna, VRAI, Keyzar and Rare Carat. Every fact other than ours is quoted from that company's own published pages, read on 11 September 2026, and every page is linked under Sources.
Beyond Carat supplies an IGI report with every stone, in the box, at every carat weight, so the laboratory that graded your diamond is named on the certificate you keep. MiaDonna: IGI or GIA on graded diamonds. VRAI: in-house gemologists, with a diamond sent to IGI for a non-refundable fee. Keyzar: GIA and IGI. Rare Carat: GIA, CCAL or IGI, verified by Rare Carat. All read 11 September 2026.
Beyond Carat gives you 65 days from the ship date, with a prepaid insured UPS label on U.S. orders. MiaDonna: 60 days from shipment. VRAI: 30 days from delivery. Keyzar: 30 days from shipping confirmation. Rare Carat: 30 days from shipment. All read 11 September 2026.
Beyond Carat publishes D, E or F colour, VVS or VS clarity and Excellent cut on every piece, at every carat weight, so the same standard applies whatever you buy. MiaDonna: solitaire ring tiers F-VS2, E-VS1 and D-VVS2. VRAI: search filters colour D to H, clarity VVS to SI. Keyzar: search filters colour J to D, clarity SI1 to FL. Rare Carat: search filters colour K to D, clarity SI2 to FL. All read 11 September 2026.
Beyond Carat offers a lifetime manufacturing warranty on materials and workmanship, with no claim fee, so a repair under it costs you nothing. MiaDonna: Lifetime Manufacturing Warranty on every purchase. VRAI: lifetime warranties to the original purchaser, with a $50 USD deposit on a United States ring claim refunded in full for warrantied repairs. Keyzar: Lifetime Warranty covering rhodium dipping, prong tightening, cleaning and repolishing. Rare Carat: lifetime manufacturer's warranty on all rings and jewelry sold. All read 11 September 2026.
Read the Policies
All pages read 11 September 2026.
MiaDonna: returns and exchanges, shipping, lifetime warranty, FAQ, visit us, loose lab grown diamonds.
VRAI: diamond grading, returns and exchanges, shipping, warranty, guarantees, showrooms, FAQ.
Keyzar: FAQ, refund policy, shipping policy, lab diamonds search.
Rare Carat: guarantee, FAQ, diamond search.
Prices are not compared here because both change; compare complete-ring prices at matching certified grades on the day you buy.
See It On a Screen First
A free half-hour by video or telephone, with the IGI report open on both screens.
Related: VRAI Alternatives · Keyzar Alternatives · Michael Gabriels Alternatives