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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 $792 CAD
$566 USD
As of October 27, 2026
Save $4,043 CAD (84%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $4,836 CAD 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 17 retailers as of October 27, 2026, with prices from $792 to $4,836, a $4,043 spread on the same certified stone. Rare Carat lists it at $4,836. 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
Color
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

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 27
Current: $4,836 CAD|Low: $782 CAD|High: $4,906 CAD|Avg: $2,134 CAD|-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 27, 2026
Retailer 3$792 CAD
Retailer 4$967 CAD
Retailer 10$1,015 CAD
Retailer 6$1,201 CAD
Retailer 7$1,276 CAD
Retailer 9$1,362 CAD
Retailer 2$1,451 CAD
Retailer 8$2,263 CAD
Retailer 11$2,731 CAD
Retailer 12$2,776 CAD
Retailer 5$3,665 CAD
Rare Carat$4,836 CAD

36 data points across 12 retailers

17 retailers$792 CAD to $4,836 CAD

Retailer 1
-
$707 CAD
$505 USD
Price last confirmed 13 days ago
Retailer 2
-
$792 CAD
$566 USD
View
Price last confirmed 32 days ago
A
Retailer 3
-
$792 CAD
$566 USD
View
Final sale: no returns
Retailer 4
-
$865 CAD
$618 USD
View
Price last confirmed 31 days ago
Retailer 5
-
$878 CAD
$627 USD
View
Price last confirmed 19 days ago
A
Retailer 6
-
$967 CAD
HK$5,400 HKD
View
A
Retailer 7
-
$1,015 CAD
$725 USD
View
Retailer 8
-
$1,201 CAD
£676 GBP
View
Price last confirmed 11 days ago
A
Retailer 9
-
$1,276 CAD
€868 EUR
View
B+
Retailer 10
-
$1,362 CAD
$973 USD
View
A
Retailer 11
-
$1,451 CAD
£817 GBP
View
B+
Retailer 12
-
$2,263 CAD
$1,617 USD
View
Retailer 13
-
$2,307 CAD
$1,648 USD
View
Price last confirmed 13 days ago
B+
Retailer 14
-
$2,731 CAD
$1,951 USD
View
B+
Retailer 15
-
$2,776 CAD
SGD 2,680 SGD
View
B
Retailer 16
-
$3,665 CAD
£2,062 GBP
View
Most Expensive
B
Rare Carat
160228-C · Oct 28
$4,836 CAD
$3,455 USD
View
16 more retailers have this diamond
Prices start from $792 CADSave up to $4,043 CAD

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
$792 CAD