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Radiant|Lab Grown|IGI

3.72ct G VS1 Radiant Lab Grown Diamond

ID • G/VS1 • IGI LG591326945

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

Certificate IGI LG591326945

Diamond specifications and retailer prices

From $497 USD
As of November 1, 2026
Save $3,793 USD (88%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $4,290 USD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 3.72ct lab-grown radiant diamond

This 3.72ct lab-grown radiant sits in the three to five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG591326945 or 591326945. Listed at 17 retailers as of November 1, 2026, with prices from $497 to $4,290, a $3,793 spread on the same certified stone. Brilliant Earth lists it at $4,290. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.72
Carat
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.5°
Pavilion angle35.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG591326945
Dimensions10.74 × 7.66 × 5.23 mm
L/W Ratio1.40
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
10.74 mm7.66 mm3.72 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG591326945
Side View
Table 65.0%Crown 44.5°Girdle: MediumPavilion 35.6°Culet: NoneDepth 68.3%

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: Nov 1
Current: $4,290 USD|Low: $483 USD|High: $4,450 USD|Avg: $1,394 USD|-3.6%
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
November 3, 2026
Retailer 6$497 USD
Retailer 7$536 USD
Retailer 12$695 USD
Retailer 9$863 USD
Retailer 3$864 USD
Retailer 2$909 USD
Retailer 15$951 USD
Retailer 10$1,162 USD
Retailer 8$1,198 USD
Retailer 14$1,328 USD
Retailer 13$1,478 USD
Retailer 5$1,801 USD
Retailer 11$2,031 USD
Retailer 4$2,058 USD
Brilliant Earth$4,290 USD

41 data points across 15 retailers

17 retailers$497 USD to $4,290 USD

Retailer 1
-
$484 USD
Price last confirmed 36 days ago
A
Retailer 2
-
$497 USD
View
Final sale: no returns
Retailer 3
-
$529 USD
View
Price last confirmed 36 days ago
A
Retailer 4
-
$695 USD
View
A
Retailer 5
-
$863 USD
€822 EUR
View
B+
Retailer 6
-
$864 USD
View
A
Retailer 7
-
$909 USD
£716 GBP
View
A
Retailer 8
-
$951 USD
View
A
Retailer 9
-
$1,162 USD
A$1,787 AUD
View
A
Retailer 10
-
$1,198 USD
ZAR 19,356 ZAR
View
A
Retailer 11
-
$1,328 USD
View
B+
Retailer 12
-
$1,478 USD
View
B+
Retailer 13
-
$1,718 USD
£1,353 GBP
View
B+
Retailer 14
-
$1,801 USD
View
B+
Retailer 15
-
$2,031 USD
£1,599 GBP
View
B+
Retailer 16
-
$2,058 USD
View
Most Expensive
B
Brilliant Earth
7716587A · Nov 2
$4,290 USD
View
16 more retailers have this diamond
Prices start from $497 USDSave up to $3,793 USD

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
$497 USD