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Cushion|Lab Grown|IGI

12.09ct F VVS2 Cushion Lab Grown Diamond

EX • F/VVS2 • IGI LG827602378

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG827602378

Diamond specifications and retailer prices

From $3,845 AUD
£2,122 GBP
As of November 2, 2026
Save $12,835 AUD (77%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $16,681 AUD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 12.09ct lab-grown cushion diamond

This 12.09ct 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 LG827602378 or 827602378. Listed at 14 retailers as of October 31, 2026, with prices from $3,845 to $16,681, a $12,835 spread on the same certified stone. Taylor and Hart lists it at $16,681. 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

12.09
Carat
F
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle30.1°
Pavilion angle38.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG827602378
Dimensions17.34 × 11.15 × 7.48 mm
L/W Ratio1.56
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.34 mm11.15 mm12.09 ctF / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG827602378
Side View
Table 62.0%Crown 30.1°Girdle: MED-STKPavilion 38.8°Culet: NoneDepth 67.1%

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 2
Current: $3,845 AUD|Low: $3,844 AUD|High: $14,242 AUD|Avg: $7,623 AUD|-1.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 1$3,845 AUD
Retailer 11$4,623 AUD
Retailer 2$4,789 AUD
Retailer 8$4,794 AUD
Retailer 4$6,416 AUD
Retailer 9$6,842 AUD
Retailer 7$7,413 AUD
Retailer 3$8,263 AUD
Retailer 5$8,871 AUD
Retailer 10$12,027 AUD
Retailer 6$14,049 AUD

41 data points across 11 retailers

14 retailers$3,845 AUD to $16,681 AUD

A
Cheapest Retailer
-
$3,845 AUD
£2,122 GBP
A
Retailer 2
-
$4,623 AUD
$3,240 USD
View
Final sale: no returns
Retailer 3
-
$4,789 AUD
$3,356 USD
View
Price last confirmed 21 days ago
A
Retailer 4
-
$4,794 AUD
$3,360 USD
View
A
Retailer 5
-
$6,416 AUD
£3,541 GBP
View
A
Retailer 6
-
$6,842 AUD
$4,795 USD
View
A
Retailer 7
-
$7,413 AUD
ZAR 83,923 ZAR
View
B+
Retailer 8
-
$8,263 AUD
£4,560 GBP
View
B+
Retailer 9
-
$8,871 AUD
View
B
Retailer 10
-
$9,275 AUD
$6,500 USD
View
B+
Retailer 11
-
$12,027 AUD
$8,429 USD
View
B
Retailer 12
-
$14,049 AUD
View
B
Retailer 13
-
$14,631 AUD
$10,254 USD
View
Most Expensive
B
Taylor and Hart
TJ3DFME · Oct 31
$16,681 AUD
$11,690 USD
View
13 more retailers have this diamond
Prices start from $3,845 AUDSave up to $12,835 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
12.09ct Cushion
$3,845 AUD