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Radiant|Lab Grown|IGI

0.71ct E SI1 Radiant Lab Grown Diamond

GD • E/SI1 • IGI LG520299947

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

Certificate IGI LG520299947

Diamond specifications and retailer prices

From €118 EUR
$131 USD
As of October 30, 2026
Save €1,014 EUR (90%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €1,132 EUR at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 0.71ct lab-grown radiant diamond

This 0.71ct lab-grown radiant sits in the half to three-quarter carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a standard cut grade and certified by IGI LG520299947 or 520299947. Listed at 17 retailers as of October 29, 2026, with prices from €118 to €1,132, a €1,014 spread on the same certified stone. Do Amore Diamonds lists it at €1,132. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.71
Carat
E
Colour
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle47.8°
Pavilion angle34.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG520299947
Dimensions6.35 × 4.32 × 2.97 mm
L/W Ratio1.47
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
6.35 mm4.32 mm0.71 ctE / SI1
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG520299947
Side View
Table 64.5%Crown 47.8°Girdle: Slightly ThickPavilion 34.5°Culet: NoneDepth 68.8%

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: €278 EUR|Low: €132 EUR|High: €763 EUR|Avg: €379 EUR|+4.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 9€132 EUR
Retailer 4€211 EUR
Retailer 7€277 EUR
Retailer 1€278 EUR
Retailer 2€323 EUR
Retailer 8€333 EUR
Retailer 5€458 EUR
Retailer 6€497 EUR
Retailer 10€575 EUR
Retailer 3€759 EUR

39 data points across 10 retailers

17 retailers€118 EUR to €1,132 EUR

A
Cheapest Retailer
-
€118 EUR
$131 USD
B+
Retailer 2
-
€132 EUR
$147 USD
View
Final sale: no returns
B+
Retailer 3
-
€137 EUR
$152 USD
View
B+
Retailer 4
-
€146 EUR
$163 USD
View
B+
Retailer 5
-
€146 EUR
$163 USD
View
Retailer 6
-
€211 EUR
$235 USD
View
Price last confirmed 11 days ago
B+
Retailer 7
-
€277 EUR
$308 USD
View
B+
Retailer 8
-
€278 EUR
£243 GBP
View
B+
Retailer 9
-
€333 EUR
$371 USD
View
B+
Retailer 10
-
€458 EUR
$510 USD
View
B
Retailer 11
-
€497 EUR
$553 USD
View
B
Retailer 12
-
€519 EUR
$578 USD
View
B
Retailer 13
-
€553 EUR
£485 GBP
View
B
Retailer 14
-
€676 EUR
$752 USD
View
B
Retailer 15
-
€759 EUR
£665 GBP
View
C
Retailer 16
-
€879 EUR
$978 USD
View
Most Expensive
C
Do Amore Diamonds
27-A06538D53 · Oct 29
€1,132 EUR
$1,260 USD
View
16 more retailers have this diamond
Prices start from €118 EURSave up to €1,014 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
0.71ct Radiant
€118 EUR