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Cushion|Lab Grown|IGI

15.10ct F VVS2 Cushion Lab Grown Diamond

ID • F/VVS2 • IGI LG837620798

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG837620798

Diamond specifications and retailer prices

From $5,021 AUD
£2,777 GBP
As of November 2, 2026
Save $33,772 AUD (87%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $38,793 AUD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 15.1ct lab-grown cushion diamond

This 15.1ct lab-grown cushion sits in the over five carat band, graded F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG837620798 or 837620798. Listed at 10 retailers as of October 31, 2026, with prices from $5,021 to $38,793, a $33,772 spread on the same certified stone. Brilliant Earth lists it at $38,793. 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

15.10
Carat
F
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle37.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837620798
Dimensions18.04 × 12.69 × 8.38 mm
L/W Ratio1.42
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
18.04 mm12.69 mm15.10 ctF / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837620798
Side View
Table 65.0%Crown 33.8°Girdle: MED-STKPavilion 37.6°Culet: NoneDepth 66.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $38,793 AUD|Low: $5,021 AUD|High: $44,146 AUD|Avg: $11,579 AUD|-12.1%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 4$5,021 AUD
Retailer 8$6,342 AUD
Retailer 3$6,571 AUD
Retailer 9$7,362 AUD
Retailer 5$8,118 AUD
Retailer 2$9,689 AUD
Retailer 7$9,774 AUD
Retailer 10$9,873 AUD
Retailer 11$10,100 AUD
Retailer 6$11,730 AUD
Brilliant Earth$38,793 AUD

33 data points across 11 retailers

10 retailers$5,021 AUD to $38,793 AUD

A
Cheapest Retailer
-
$5,021 AUD
£2,777 GBP
A
Retailer 2
-
$6,342 AUD
$4,455 USD
View
A
Retailer 3
-
$7,362 AUD
HK$40,400 HKD
View
A
Retailer 4
-
$8,118 AUD
£4,490 GBP
View
A
Retailer 5
-
$9,689 AUD
$6,806 USD
View
A
Retailer 6
-
$9,774 AUD
€6,539 EUR
View
A
Retailer 7
-
$9,873 AUD
$6,935 USD
View
Retailer 8
-
$10,100 AUD
ZAR 114,615 ZAR
View
Price last confirmed 23 days ago
B+
Retailer 9
-
$11,730 AUD
View
Most Expensive
B
Brilliant Earth
21573853A · Oct 31
$38,793 AUD
$27,250 USD
View
9 more retailers have this diamond
Prices start from $5,021 AUDSave up to $33,772 AUD

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
15.10ct Cushion
$5,021 AUD