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Cushion|Lab Grown|IGI

6.09ct D VS1 Cushion Lab Grown Diamond

ID • D/VS1 • IGI LG782647037

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG782647037

Diamond specifications and retailer prices

From $1,677 USD
As of October 31, 2026
Save $9,363 USD (85%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $11,040 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 6.09ct lab-grown cushion diamond

This 6.09ct lab-grown cushion sits in the over five carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG782647037 or 782647037. Listed at 17 retailers as of October 29, 2026, with prices from $1,677 to $11,040, a $9,363 spread on the same certified stone. Brilliant Earth lists it at $11,040. 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

6.09
Carat
D
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG782647037
Dimensions10.64 × 10.47 × 7.00 mm
L/W Ratio1.02
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.64 mm10.47 mm6.09 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG782647037
Side View
Table 63.0%Crown 35.6°Girdle: MED-STKPavilion 39.3°Culet: NoneDepth 66.9%

Caratlytics Score

How it works →
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 31
Current: $11,040 USD|Low: $1,677 USD|High: $12,770 USD|Avg: $4,080 USD|-13.5%
Brilliant Earth
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
Retailer 17
Retailer 18
October 31, 2026
Retailer 4$1,677 USD
Retailer 6$1,738 USD
Retailer 17$1,785 USD
Retailer 16$1,840 USD
Retailer 7$2,146 USD
Retailer 11$2,455 USD
Retailer 5$2,739 USD
Retailer 2$2,820 USD
Retailer 14$3,227 USD
Retailer 12$3,364 USD
Retailer 8$3,527 USD
Retailer 9$4,191 USD
Retailer 3$4,685 USD
Retailer 13$4,991 USD
Retailer 18$5,089 USD
Retailer 15$5,990 USD
Retailer 10$6,114 USD
Brilliant Earth$11,040 USD

42 data points across 18 retailers

17 retailers$1,677 USD to $11,040 USD

A
Cheapest Retailer
-
$1,677 USD
Final sale: no returns
Retailer 2
-
$1,738 USD
View
Price last confirmed 20 days ago
A
Retailer 3
-
$1,785 USD
View
Retailer 4
-
$1,840 USD
£1,449 GBP
View
Price last confirmed 14 days ago
A
Retailer 5
-
$2,146 USD
View
A
Retailer 6
-
$2,455 USD
£1,933 GBP
View
A
Retailer 7
-
$2,739 USD
View
A
Retailer 8
-
$2,820 USD
€2,686 EUR
View
Retailer 9
-
$3,227 USD
A$4,964 AUD
View
Price last confirmed 9 days ago
B+
Retailer 10
-
$3,364 USD
ZAR 54,345 ZAR
View
B+
Retailer 11
-
$3,527 USD
View
B+
Retailer 12
-
$4,191 USD
£3,300 GBP
View
B+
Retailer 13
-
$4,685 USD
View
B+
Retailer 14
-
$4,991 USD
£3,930 GBP
View
B
Retailer 15
-
$5,089 USD
View
B
Retailer 16
-
$6,114 USD
View
Most Expensive
B
Brilliant Earth
18145805A · Oct 29
$11,040 USD
View
16 more retailers have this diamond
Prices start from $1,677 USDSave up to $9,363 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
6.09ct Cushion
$1,677 USD