Radiant|Lab Grown|IGI

3.05ct E IF Radiant Lab Grown Diamond

ID • E/IF • IGI LG729565495

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

Certificate IGI LG729565495

Diamond specifications and retailer prices

From $1,507 USD
As of October 30, 2026
Save $8,663 USD (85%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $10,170 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.05ct lab-grown radiant diamond

This 3.05ct 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 LG729565495 or 729565495. Listed at 20 retailers as of October 29, 2026, with prices from $1,507 to $10,170, a $8,663 spread on the same certified stone. Brilliant Earth lists it at $10,170. 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

3.05
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle47.4°
Pavilion angle37.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG729565495
Dimensions10.47 × 6.93 × 4.71 mm
L/W Ratio1.51
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.47 mm6.93 mm3.05 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG729565495
Side View
Table 64.0%Crown 47.4°Girdle: MediumPavilion 37.7°Culet: NoneDepth 68.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $10,170 USD|Low: $1,507 USD|High: $10,170 USD|Avg: $3,899 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
October 30, 2026
Retailer 11$1,507 USD
Retailer 13$1,687 USD
Retailer 10$1,920 USD
Retailer 2$2,468 USD
Retailer 8$2,654 USD
Retailer 12$2,819 USD
Retailer 5$3,390 USD
Retailer 3$4,221 USD
Retailer 6$4,344 USD
Retailer 7$4,997 USD
Retailer 9$5,550 USD
Retailer 4$5,878 USD
Brilliant Earth$10,170 USD

39 data points across 13 retailers

20 retailers$1,507 USD to $10,170 USD

A
Cheapest Retailer
-
$1,507 USD
A
Retailer 2
-
$1,639 USD
View
A
Retailer 3
-
$1,687 USD
View
Final sale: no returns
A
Retailer 4
-
$1,748 USD
View
A
Retailer 5
-
$1,920 USD
View
A
Retailer 6
-
$2,022 USD
HK$15,800 HKD
View
A
Retailer 7
-
$2,468 USD
£1,943 GBP
View
Retailer 8
-
$2,654 USD
€2,528 EUR
View
Price last confirmed 7 days ago
A
Retailer 9
-
$2,819 USD
View
A
Retailer 10
-
$3,188 USD
View
B+
Retailer 11
-
$3,390 USD
View
B+
Retailer 12
-
$4,221 USD
£3,324 GBP
View
B+
Retailer 13
-
$4,344 USD
View
B+
Retailer 14
-
$4,997 USD
£3,935 GBP
View
B+
Retailer 15
-
$5,363 USD
View
B+
Retailer 16
-
$5,550 USD
View
B
Retailer 17
-
$5,878 USD
View
B
Retailer 18
-
$6,145 USD
View
B
Retailer 19
-
$8,680 USD
View
Most Expensive
B
Brilliant Earth
20552346A · Oct 29
$10,170 USD
View
19 more retailers have this diamond
Prices start from $1,507 USDSave up to $8,663 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
3.05ct Radiant
$1,507 USD