Radiant|Lab Grown|IGI

1.30ct D IF Radiant Lab Grown Diamond

ID • D/IF • IGI LG813655847

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

Certificate IGI LG813655847

Diamond specifications and retailer prices

From €251 EUR
As of November 4, 2026
Save €868 EUR (78%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €1,149 EUR at Novita Diamonds · As of October 1, 2026
View at Novita Diamonds

About this 1.3ct lab-grown radiant diamond

This 1.3ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG813655847 or 813655847. Listed at 16 retailers as of November 2, 2026, with a 346% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.30
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.4°
Pavilion angle37.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG813655847
Dimensions8.23 × 5.15 × 3.51 mm
L/W Ratio1.60
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.23 mm5.15 mm1.30 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG813655847
Side View
Table 68.0%Crown 45.4°Girdle: Slightly ThickPavilion 37.9°Culet: NoneDepth 68.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: €525 EUR|Low: €251 EUR|High: €1,155 EUR|Avg: €664 EUR|-2.2%
Retailer 1
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
November 5, 2026
Retailer 14€251 EUR
Retailer 12€260 EUR
Retailer 4€377 EUR
Retailer 7€422 EUR
Retailer 2€444 EUR
Retailer 3€484 EUR
Retailer 1€525 EUR
Retailer 5€573 EUR
Retailer 13€683 EUR
Retailer 6€775 EUR
Retailer 10€855 EUR
Retailer 11€897 EUR
Retailer 9€939 EUR
Retailer 8€975 EUR
Retailer 15€1,119 EUR

21 data points across 15 retailers

16 retailers€251 EUR to €1,119 EUR

A
Cheapest Retailer
-
€251 EUR
Final sale: no returns
A
Retailer 2
-
€260 EUR
View
A
Retailer 3
-
€377 EUR
View
A
Retailer 4
-
€422 EUR
View
A
Retailer 5
-
€444 EUR
View
A
Retailer 6
-
€484 EUR
View
A
Retailer 7
-
€525 EUR
View
A
Retailer 8
-
€573 EUR
View
A
Retailer 9
-
€683 EUR
View
B+
Retailer 10
-
€775 EUR
View
B+
Retailer 11
-
€855 EUR
View
B+
Retailer 12
-
€897 EUR
View
B+
Retailer 13
-
€939 EUR
View
B+
Retailer 14
-
€975 EUR
View
B+
Retailer 15
-
€1,119 EUR
View
Most Expensive
Novita Diamonds
cert_813655847 · Oct 1
€1,149 EUR
A$1,991 AUD
View
Price last confirmed 35 days ago
15 more retailers have this diamond
Prices start from €251 EURSave up to €868 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
1.30ct Radiant
€251 EUR