Radiant|Lab Grown|IGI

1.51ct E IF Radiant Lab Grown Diamond

ID • E/IF • IGI LG652459760

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

Certificate IGI LG652459760

Diamond specifications and retailer prices

From $521 USD
As of October 30, 2026
Save $4,109 USD (89%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $4,630 USD at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 1.51ct lab-grown radiant diamond

This 1.51ct lab-grown radiant sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG652459760 or 652459760. Listed at 24 retailers as of October 30, 2026, with prices from $521 to $4,630, a $4,109 spread on the same certified stone. Do Amore Diamonds lists it at $4,630. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.7°
Pavilion angle34.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG652459760
Dimensions8.03 × 5.58 × 3.82 mm
L/W Ratio1.44
Culet sizePointed
Top View
8.03 mm5.58 mm1.51 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG652459760
Side View
Table 68.0%Crown 46.7°Girdle: MediumPavilion 34.8°Culet: NoneDepth 68.5%

Caratlytics Score

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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: $4,630 USD|Low: $501 USD|High: $4,630 USD|Avg: $1,570 USD
Do Amore Diamonds
Retailer 2
Retailer 3
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Retailer 5
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Retailer 7
Retailer 8
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Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
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Retailer 17
Retailer 18
October 31, 2026
Retailer 5$521 USD
Retailer 4$584 USD
Retailer 3$647 USD
Retailer 17$647 USD
Retailer 14$700 USD
Retailer 12$737 USD
Retailer 10$854 USD
Retailer 2$1,106 USD
Retailer 13$1,227 USD
Retailer 9$1,652 USD
Retailer 11$1,663 USD
Retailer 18$1,669 USD
Retailer 6$1,877 USD
Retailer 7$2,205 USD
Retailer 8$2,398 USD
Retailer 15$3,103 USD
Retailer 16$3,450 USD
Do Amore Diamonds$4,630 USD

37 data points across 18 retailers

24 retailers$521 USD to $4,630 USD

A
Cheapest Retailer
-
$521 USD
A
Retailer 2
-
$584 USD
View
A
Retailer 3
-
$616 USD
View
Final sale: no returns
A
Retailer 4
-
$647 USD
View
Retailer 5
-
$647 USD
View
Price last confirmed 15 days ago
A
Retailer 6
-
$700 USD
View
A
Retailer 7
-
$737 USD
£580 GBP
View
A
Retailer 8
-
$776 USD
View
A
Retailer 9
-
$842 USD
View
A
Retailer 10
-
$854 USD
View
B+
Retailer 11
-
$1,106 USD
£870 GBP
View
B+
Retailer 12
-
$1,227 USD
ZAR 19,816 ZAR
View
Retailer 13
-
$1,652 USD
A$2,541 AUD
View
Price last confirmed 23 days ago
B+
Retailer 14
-
$1,663 USD
A$2,558 AUD
View
B
Retailer 15
-
$1,669 USD
View
B+
Retailer 16
-
$1,877 USD
View
B
Retailer 17
-
$2,073 USD
£1,632 GBP
View
B
Retailer 18
-
$2,205 USD
View
B
Retailer 19
-
$2,379 USD
£1,874 GBP
View
B
Retailer 20
-
$2,398 USD
View
B
Retailer 21
-
$2,429 USD
View
B
Retailer 22
-
$3,103 USD
£2,443 GBP
View
B
Retailer 23
-
$3,450 USD
View
Most Expensive
B
Do Amore Diamonds
27-98C0EE8DB · Oct 30
$4,630 USD
View
23 more retailers have this diamond
Prices start from $521 USDSave up to $4,109 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
1.51ct Radiant
$521 USD