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Cushion|Lab Grown|IGI

6.77ct F VS1 Cushion Lab Grown Diamond

ID • F/VS1 • IGI LG844657223

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG844657223

Diamond specifications and retailer prices

From $1,545 USD
As of November 2, 2026
Save $5,455 USD (78%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $7,000 USD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 6.77ct lab-grown cushion diamond

This 6.77ct 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 LG844657223 or 844657223. Listed at 18 retailers as of November 2, 2026, with prices from $1,545 to $7,000, a $5,455 spread on the same certified stone. Brilliant Earth lists it at $7,000. 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

6.77
Carat
F
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.3°
Pavilion angle33.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844657223
Dimensions12.56 × 9.33 × 6.39 mm
L/W Ratio1.35
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.56 mm9.33 mm6.77 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844657223
Side View
Table 65.0%Crown 39.3°Girdle: STK-VTKPavilion 33.7°Culet: NoneDepth 68.5%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 2
Current: $7,000 USD|Low: $1,545 USD|High: $12,920 USD|Avg: $3,738 USD|-45.8%
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
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Retailer 17
Retailer 18
November 2, 2026
Retailer 3$1,545 USD
Retailer 6$1,587 USD
Retailer 7$1,771 USD
Retailer 5$1,962 USD
Retailer 12$1,990 USD
Retailer 11$2,085 USD
Retailer 2$2,503 USD
Retailer 14$2,542 USD
Retailer 16$2,655 USD
Retailer 4$3,130 USD
Retailer 17$3,797 USD
Retailer 13$4,408 USD
Retailer 8$4,595 USD
Retailer 10$4,805 USD
Retailer 15$4,955 USD
Retailer 9$4,971 USD
Retailer 18$5,310 USD
Brilliant Earth$7,000 USD

18 data points across 18 retailers

18 retailers$1,545 USD to $7,000 USD

A
Cheapest Retailer
-
$1,545 USD
A
Retailer 2
-
$1,587 USD
HK$12,400 HKD
View
A
Retailer 3
-
$1,771 USD
View
B+
Retailer 4
-
$1,962 USD
View
A
Retailer 5
-
$1,990 USD
£1,567 GBP
View
A
Retailer 6
-
$2,085 USD
€1,986 EUR
View
Retailer 7
-
$2,503 USD
View
A
Retailer 8
-
$2,542 USD
A$3,911 AUD
View
A
Retailer 9
-
$2,655 USD
ZAR 42,885 ZAR
View
B+
Retailer 10
-
$3,130 USD
View
B+
Retailer 11
-
$3,797 USD
View
B+
Retailer 12
-
$4,408 USD
£3,471 GBP
View
B
Retailer 13
-
$4,595 USD
SGD 6,209 SGD
View
B
Retailer 14
-
$4,805 USD
View
B
Retailer 15
-
$4,955 USD
A$7,623 AUD
View
B
Retailer 16
-
$4,971 USD
View
Retailer 17
-
$5,310 USD
View
Price last confirmed 14 days ago
Most Expensive
B
Brilliant Earth
22154065A · Nov 2
$7,000 USD
View
17 more retailers have this diamond
Prices start from $1,545 USDSave up to $5,455 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
6.77ct Cushion
$1,545 USD