CaratHunter
Plans
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 $2,205 AUD
$1,545 USD
As of November 3, 2026
Save $7,784 AUD (78%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $9,988 AUD 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 $2,205 to $9,988, a $7,784 spread on the same certified stone. Brilliant Earth lists it at $9,988. 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
Colour
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

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 3
Current: $9,988 AUD|Low: $2,205 AUD|High: $18,436 AUD|Avg: $5,305 AUD|-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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
November 3, 2026
Retailer 3$2,205 AUD
Retailer 6$2,265 AUD
Retailer 7$2,527 AUD
Retailer 5$2,800 AUD
Retailer 11$2,840 AUD
Retailer 13$2,976 AUD
Retailer 12$3,572 AUD
Retailer 15$3,627 AUD
Retailer 2$3,791 AUD
Retailer 4$4,466 AUD
Retailer 17$5,418 AUD
Retailer 14$6,290 AUD
Retailer 8$6,556 AUD
Retailer 10$6,857 AUD
Retailer 16$7,070 AUD
Retailer 9$7,093 AUD
Retailer 18$7,577 AUD
Brilliant Earth$9,988 AUD

19 data points across 18 retailers

18 retailers$2,205 AUD to $9,988 AUD

A
Cheapest Retailer
-
$2,205 AUD
$1,545 USD
A
Retailer 2
-
$2,265 AUD
HK$12,400 HKD
View
A
Retailer 3
-
$2,527 AUD
$1,771 USD
View
B+
Retailer 4
-
$2,800 AUD
$1,962 USD
View
A
Retailer 5
-
$2,840 AUD
£1,567 GBP
View
A
Retailer 6
-
$2,976 AUD
€1,986 EUR
View
A
Retailer 7
-
$3,572 AUD
$2,503 USD
View
A
Retailer 8
-
$3,627 AUD
View
A
Retailer 9
-
$3,791 AUD
ZAR 42,923 ZAR
View
B+
Retailer 10
-
$4,466 AUD
$3,130 USD
View
B+
Retailer 11
-
$5,418 AUD
$3,797 USD
View
B+
Retailer 12
-
$6,290 AUD
£3,471 GBP
View
B
Retailer 13
-
$6,556 AUD
SGD 6,209 SGD
View
B
Retailer 14
-
$6,857 AUD
$4,805 USD
View
B
Retailer 15
-
$7,070 AUD
View
B
Retailer 16
-
$7,093 AUD
$4,971 USD
View
Retailer 17
-
$7,577 AUD
$5,310 USD
View
Price last confirmed 15 days ago
Most Expensive
B
Brilliant Earth
22154065A · Nov 2
$9,988 AUD
$7,000 USD
View
17 more retailers have this diamond
Prices start from $2,205 AUDSave up to $7,784 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
6.77ct Cushion
$2,205 AUD