Radiant|Lab Grown|IGI

3.03ct E IF Radiant Lab Grown Diamond

EX • E/IF • IGI LG735517446

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG735517446

Diamond specifications and retailer prices

From $915 USD
As of October 30, 2026
Save $6,235 USD (87%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $7,150 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.03ct lab-grown radiant diamond

This 3.03ct lab-grown radiant sits in the three to five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG735517446 or 735517446. Listed at 23 retailers as of October 29, 2026, with prices from $915 to $7,150, a $6,235 spread on the same certified stone. Brilliant Earth lists it at $7,150. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.03
Carat
E
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39°
Pavilion angle34.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG735517446
Dimensions7.17 × 7.17 × 4.85 mm
L/W Ratio1.00
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.17 mm7.17 mm3.03 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG735517446
Side View
Table 63.0%Crown 39°Girdle: ThickPavilion 34.5°Culet: NoneDepth 67.6%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $7,150 USD|Low: $1,025 USD|High: $7,150 USD|Avg: $2,494 USD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
October 30, 2026
Retailer 5$1,062 USD
Retailer 11$1,099 USD
Retailer 10$1,235 USD
Retailer 7$1,333 USD
Retailer 15$1,520 USD
Retailer 2$1,635 USD
Retailer 12$1,683 USD
Retailer 14$2,152 USD
Retailer 13$2,395 USD
Retailer 8$2,465 USD
Retailer 6$2,985 USD
Retailer 4$3,149 USD
Retailer 9$3,620 USD
Retailer 3$4,662 USD
Brilliant Earth$7,150 USD

43 data points across 15 retailers

23 retailers$915 USD to $7,150 USD

A
Cheapest Retailer
-
$915 USD
A
Retailer 2
-
$996 USD
View
A
Retailer 3
-
$1,062 USD
View
Retailer 4
-
$1,062 USD
View
Price last confirmed 13 days ago
A
Retailer 5
-
$1,099 USD
View
Final sale: no returns
A
Retailer 6
-
$1,235 USD
View
A
Retailer 7
-
$1,333 USD
View
A
Retailer 8
-
$1,520 USD
View
A
Retailer 9
-
$1,635 USD
£1,287 GBP
View
Retailer 10
-
$1,683 USD
€1,603 EUR
View
Price last confirmed 7 days ago
A
Retailer 11
-
$2,152 USD
View
Retailer 12
-
$2,395 USD
A$3,685 AUD
View
Price last confirmed 9 days ago
A
Retailer 13
-
$2,465 USD
ZAR 39,824 ZAR
View
A
Retailer 14
-
$2,920 USD
View
A
Retailer 15
-
$2,926 USD
£2,304 GBP
View
A
Retailer 16
-
$2,985 USD
View
A
Retailer 17
-
$3,149 USD
View
B+
Retailer 18
-
$3,321 USD
View
B+
Retailer 19
-
$3,476 USD
View
B+
Retailer 20
-
$3,620 USD
£2,850 GBP
View
B+
Retailer 21
-
$3,690 USD
View
Retailer 22
-
$4,662 USD
A$7,172 AUD
View
Price last confirmed 21 days ago
Most Expensive
B
Brilliant Earth
15834670A · Oct 29
$7,150 USD
View
22 more retailers have this diamond
Prices start from $915 USDSave up to $6,235 USD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
3.03ct Radiant
$915 USD