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Radiant|Lab Grown|IGI

1.51ct E VS1 Radiant Lab Grown Diamond

ID • E/VS1 • IGI LG702521569

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

Certificate IGI LG702521569

Diamond specifications and retailer prices

From €260 EUR
$291 USD
As of October 30, 2026
Save €1,449 EUR (85%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: €1,710 EUR at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG702521569 or 702521569. Listed at 20 retailers as of October 29, 2026, with prices from €260 to €1,710, a €1,449 spread on the same certified stone. Brilliant Earth lists it at €1,710. 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
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle47.1°
Pavilion angle30.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG702521569
Dimensions7.65 × 5.60 × 3.75 mm
L/W Ratio1.37
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.65 mm5.60 mm1.51 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG702521569
Side View
Table 67.0%Crown 47.1°Girdle: Slightly ThickPavilion 30.1°Culet: NoneDepth 67.0%

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: €1,710 EUR|Low: €251 EUR|High: €1,799 EUR|Avg: €733 EUR|-5.0%
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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
October 31, 2026
Retailer 19€260 EUR
Retailer 10€292 EUR
Retailer 6€303 EUR
Retailer 7€323 EUR
Retailer 20€323 EUR
Retailer 16€465 EUR
Retailer 8€479 EUR
Retailer 5€531 EUR
Retailer 15€556 EUR
Retailer 9€556 EUR
Retailer 2€573 EUR
Retailer 14€752 EUR
Retailer 18€994 EUR
Retailer 4€1,040 EUR
Retailer 12€1,083 EUR
Retailer 3€1,244 EUR
Retailer 13€1,255 EUR
Retailer 17€1,298 EUR
Retailer 11€1,330 EUR
Brilliant Earth€1,710 EUR

43 data points across 20 retailers

20 retailers€260 EUR to €1,710 EUR

A
Cheapest Retailer
-
€260 EUR
$291 USD
A
Retailer 2
-
€292 EUR
$326 USD
View
Final sale: no returns
A
Retailer 3
-
€303 EUR
$338 USD
View
A
Retailer 4
-
€323 EUR
$361 USD
View
A
Retailer 5
-
€323 EUR
$361 USD
View
A
Retailer 6
-
€465 EUR
$520 USD
View
A
Retailer 7
-
€479 EUR
$535 USD
View
A
Retailer 8
-
€531 EUR
$593 USD
View
A
Retailer 9
-
€556 EUR
ZAR 10,031 ZAR
View
B+
Retailer 10
-
€556 EUR
$621 USD
View
B+
Retailer 11
-
€573 EUR
£504 GBP
View
B+
Retailer 12
-
€752 EUR
A$1,293 AUD
View
B
Retailer 13
-
€994 EUR
$1,110 USD
View
B
Retailer 14
-
€1,040 EUR
$1,162 USD
View
B
Retailer 15
-
€1,083 EUR
$1,210 USD
View
B
Retailer 16
-
€1,244 EUR
$1,390 USD
View
B
Retailer 17
-
€1,255 EUR
£1,104 GBP
View
B
Retailer 18
-
€1,298 EUR
£1,142 GBP
View
B
Retailer 19
-
€1,330 EUR
$1,485 USD
View
Most Expensive
B
Brilliant Earth
17978253A · Oct 29
€1,710 EUR
$1,910 USD
View
19 more retailers have this diamond
Prices start from €260 EURSave up to €1,449 EUR

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
€260 EUR