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Cushion|Lab Grown|IGI

5.15ct D VVS1 Cushion Lab Grown Diamond

ID • D/VVS1 • IGI LG784693453

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG784693453

Diamond specifications and retailer prices

From $3,645 USD
As of November 3, 2026
Save $9,843 USD (73%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $20,680 USD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 5.15ct lab-grown cushion diamond

This 5.15ct lab-grown cushion sits in the over five carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG784693453 or 784693453. Listed at 15 retailers as of October 31, 2026, with a 270% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

5.15
Carat
D
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.1°
Pavilion angle38°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784693453
Dimensions12.30 × 9.40 × 5.81 mm
L/W Ratio1.31
Girdle conditionFaceted
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.30 mm9.40 mm5.15 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784693453
Side View
Table 57.0%Crown 37.1°Girdle: STK-THKPavilion 38°Culet: LargeDepth 61.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 3
Current: $5,077 USD|Low: $3,366 USD|High: $10,489 USD|Avg: $6,448 USD|-1.5%
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
November 3, 2026
Retailer 11$3,486 USD
Retailer 4$3,645 USD
Retailer 8$3,721 USD
Retailer 10$3,996 USD
Retailer 3$4,914 USD
Retailer 1$5,077 USD
Retailer 2$5,867 USD
Retailer 9$7,817 USD
Retailer 7$7,839 USD
Retailer 13$8,802 USD
Retailer 5$9,598 USD
Retailer 6$9,754 USD
Retailer 12$10,489 USD

35 data points across 13 retailers

15 retailers$3,645 USD to $13,488 USD

Retailer 1
-
$3,486 USD
Price last confirmed 21 days ago
B+
Retailer 2
-
$3,645 USD
View
B+
Retailer 3
-
$3,721 USD
View
Final sale: no returns
B+
Retailer 4
-
$3,996 USD
View
B+
Retailer 5
-
$4,914 USD
View
B+
Retailer 6
-
$5,077 USD
£3,998 GBP
View
B
Retailer 7
-
$5,867 USD
£4,620 GBP
View
B
Retailer 8
-
$7,817 USD
ZAR 126,285 ZAR
View
B
Retailer 9
-
$7,839 USD
A$12,060 AUD
View
B
Retailer 10
-
$8,802 USD
View
B
Retailer 11
-
$9,598 USD
View
B
Retailer 12
-
$9,754 USD
£7,680 GBP
View
Retailer 13
-
$10,489 USD
A$16,137 AUD
View
Price last confirmed 29 days ago
B
Retailer 14
-
$13,488 USD
View
Most Expensive
Do Amore Diamonds
27-5A50A9C48 · Nov 2
$20,680 USD
View
Price under review
14 more retailers have this diamond
Prices start from $3,645 USDSave up to $9,843 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.

B+
5.15ct Cushion
$3,645 USD