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Radiant|Lab Grown|IGI

3.72ct D SI1 Radiant Lab Grown Diamond

ID • D/SI1 • IGI LG835634491

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

Certificate IGI LG835634491

Diamond specifications and retailer prices

From €619 EUR
HK$5,400 HKD
As of October 31, 2026
Save €2,474 EUR (80%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €3,093 EUR at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 3.72ct lab-grown radiant diamond

This 3.72ct lab-grown radiant sits in the three to five carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG835634491 or 835634491. Listed at 16 retailers as of October 28, 2026, with prices from €619 to €3,093, a €2,474 spread on the same certified stone. Rare Carat lists it at €3,093. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

3.72
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.7°
Pavilion angle33.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG835634491
Dimensions10.53 × 7.80 × 5.10 mm
L/W Ratio1.35
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.53 mm7.80 mm3.72 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG835634491
Side View
Table 66.0%Crown 42.7°Girdle: MediumPavilion 33.7°Culet: NoneDepth 65.4%

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 31
Current: €3,093 EUR|Low: €500 EUR|High: €3,137 EUR|Avg: €1,362 EUR|-1.4%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 31, 2026
Retailer 3€507 EUR
Retailer 4€619 EUR
Retailer 10€649 EUR
Retailer 8€768 EUR
Retailer 2€818 EUR
Retailer 9€871 EUR
Retailer 6€928 EUR
Retailer 5€1,303 EUR
Retailer 11€1,746 EUR
Retailer 12€1,775 EUR
Retailer 7€2,344 EUR
Rare Carat€3,093 EUR

37 data points across 12 retailers

16 retailers€619 EUR to €3,093 EUR

Retailer 1
-
€452 EUR
$505 USD
Price last confirmed 15 days ago
Retailer 2
-
€507 EUR
$566 USD
View
Price last confirmed 34 days ago
Retailer 3
-
€553 EUR
$618 USD
View
Price last confirmed 33 days ago
Retailer 4
-
€561 EUR
$627 USD
View
Price last confirmed 21 days ago
A
Retailer 5
-
€619 EUR
HK$5,400 HKD
View
A
Retailer 6
-
€649 EUR
$725 USD
View
Retailer 7
-
€768 EUR
£676 GBP
View
Price last confirmed 12 days ago
A
Retailer 8
-
€818 EUR
View
B+
Retailer 9
-
€871 EUR
$973 USD
View
A
Retailer 10
-
€928 EUR
£817 GBP
View
B+
Retailer 11
-
€1,303 EUR
$1,456 USD
View
Retailer 12
-
€1,475 EUR
$1,648 USD
View
Price last confirmed 15 days ago
B+
Retailer 13
-
€1,746 EUR
$1,951 USD
View
B+
Retailer 14
-
€1,775 EUR
SGD 2,680 SGD
View
B
Retailer 15
-
€2,344 EUR
£2,062 GBP
View
Most Expensive
B
Rare Carat
160228-C · Oct 28
€3,093 EUR
$3,455 USD
View
15 more retailers have this diamond
Prices start from €619 EURSave up to €2,474 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
3.72ct Radiant
€619 EUR