Radiant|Lab Grown|IGI

15.40ct G VVS2 Radiant Lab Grown Diamond

ID • G/VVS2 • IGI LG713512551

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

Certificate IGI LG713512551

Diamond specifications and retailer prices

From $3,218 USD
As of October 30, 2026
Save $18,922 USD (85%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $22,140 USD at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 15.4ct lab-grown radiant diamond

This 15.4ct lab-grown radiant sits in the over five carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG713512551 or 713512551. Listed at 13 retailers as of October 30, 2026, with prices from $3,218 to $22,140, a $18,922 spread on the same certified stone. Do Amore Diamonds lists it at $22,140. 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

15.40
Carat
G
Color
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.5°
Pavilion angle31°
OriginLab Grown
Grading LabIGI
CertificateIGI LG713512551
Dimensions18.37 × 12.27 × 7.56 mm
L/W Ratio1.50
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
18.37 mm12.27 mm15.40 ctG / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG713512551
Side View
Table 67.0%Crown 44.5°Girdle: MED-STKPavilion 31°Culet: NoneDepth 61.6%

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 30
Current: $22,140 USD|Low: $2,573 USD|High: $22,140 USD|Avg: $7,129 USD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 31, 2026
Retailer 7$3,218 USD
Retailer 10$3,501 USD
Retailer 3$3,604 USD
Retailer 8$3,732 USD
Retailer 5$3,735 USD
Retailer 9$5,148 USD
Retailer 2$5,512 USD
Retailer 4$6,376 USD
Retailer 6$6,535 USD
Retailer 11$10,211 USD
Do Amore Diamonds$22,140 USD

42 data points across 11 retailers

13 retailers$3,218 USD to $22,140 USD

A
Cheapest Retailer
-
$3,218 USD
A
Retailer 2
-
$3,501 USD
View
A
Retailer 3
-
$3,604 USD
View
Final sale: no returns
A
Retailer 4
-
$3,732 USD
View
Retailer 5
-
$3,732 USD
View
Price last confirmed 18 days ago
A
Retailer 6
-
$3,735 USD
View
A
Retailer 7
-
$5,148 USD
View
B+
Retailer 8
-
$5,512 USD
£4,340 GBP
View
B+
Retailer 9
-
$6,376 USD
ZAR 103,011 ZAR
View
Retailer 10
-
$6,535 USD
View
Price last confirmed 9 days ago
B
Retailer 11
-
$10,211 USD
View
B
Retailer 12
-
$12,851 USD
View
Most Expensive
B
Do Amore Diamonds
27-E2920F9AC · Oct 30
$22,140 USD
View
12 more retailers have this diamond
Prices start from $3,218 USDSave up to $18,922 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
15.40ct Radiant
$3,218 USD