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Cushion|Lab Grown|IGI

6.51ct F VS1 Cushion Lab Grown Diamond

EX • F/VS1 • IGI LG743546655

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG743546655

Diamond specifications and retailer prices

From $10,902 AUD
$7,640 USD
As of October 31, 2026
Save $4,081 AUD (27%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $14,982 AUD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 6.51ct lab-grown cushion diamond

This 6.51ct lab-grown cushion sits in the over five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG743546655 or 743546655. Listed at 7 retailers as of October 29, 2026, with prices from $10,902 to $14,982, a $4,081 spread on the same certified stone. Do Amore Diamonds lists it at $14,982. 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

6.51
Carat
F
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.4°
Pavilion angle36.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG743546655
Dimensions13.11 × 9.59 × 6.43 mm
L/W Ratio1.37
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.11 mm9.59 mm6.51 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG743546655
Side View
Table 62.0%Crown 37.4°Girdle: MED-STKPavilion 36.8°Culet: NoneDepth 67.0%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 31
Current: $14,982 AUD|Low: $2,754 AUD|High: $14,982 AUD|Avg: $5,704 AUD
Do Amore Diamonds
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
Retailer 16
October 28, 2026
Retailer 2$2,754 AUD
Retailer 9$2,754 AUD
Retailer 5$2,824 AUD
Retailer 15$2,878 AUD
Retailer 7$2,914 AUD
Retailer 13$3,770 AUD
Retailer 16$3,831 AUD
Retailer 11$4,000 AUD
Retailer 4$5,274 AUD
Retailer 14$5,578 AUD
Retailer 6$6,073 AUD
Retailer 8$6,418 AUD
Retailer 10$6,951 AUD
Retailer 3$8,312 AUD
Retailer 12$10,902 AUD
Do Amore Diamonds$14,982 AUD

20 data points across 16 retailers

7 retailers$10,902 AUD to $14,982 AUD

Retailer 1
-
$2,754 AUD
$1,930 USD
Price last confirmed 7 days ago
Retailer 2
-
$2,754 AUD
$1,930 USD
View
Price last confirmed 6 days ago
Retailer 3
-
$3,770 AUD
$2,642 USD
View
Price last confirmed 8 days ago
Retailer 4
-
$4,000 AUD
View
Price last confirmed 12 days ago
Retailer 5
-
$6,951 AUD
£3,836 GBP
View
Price last confirmed 7 days ago
B
Retailer 6
-
$10,902 AUD
$7,640 USD
View
Most Expensive
B
Do Amore Diamonds
27-3531B202E · Oct 29
$14,982 AUD
$10,500 USD
View
6 more retailers have this diamond
Prices start from $10,902 AUDSave up to $4,081 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.

B
6.51ct Cushion
$10,902 AUD