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Cushion|Lab Grown|IGI

6.51ct F VS1 Cushion Lab Grown Diamond

ID • F/VS1 • IGI LG610312110

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG610312110

Diamond specifications and retailer prices

From $2,219 AUD
$1,555 USD
As of November 2, 2026
Save $12,878 AUD (85%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $15,097 AUD at Do Amore Diamonds · As of November 2, 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 LG610312110 or 610312110. Listed at 13 retailers as of November 2, 2026, with prices from $2,219 to $15,097, a $12,878 spread on the same certified stone. Do Amore Diamonds lists it at $15,097. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle38.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG610312110
Dimensions10.87 × 10.78 × 7.08 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
10.87 mm10.78 mm6.51 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG610312110
Side View
Table 63.0%Crown 35.3°Girdle: MED-STKPavilion 38.9°Culet: NoneDepth 65.7%

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 2
Current: $15,097 AUD|Low: $1,337 AUD|High: $15,097 AUD|Avg: $4,867 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
November 2, 2026
Retailer 6$1,337 AUD
Retailer 11$1,972 AUD
Retailer 10$2,219 AUD
Retailer 2$2,291 AUD
Retailer 7$3,068 AUD
Retailer 14$3,129 AUD
Retailer 5$3,233 AUD
Retailer 9$4,032 AUD
Retailer 13$4,419 AUD
Retailer 3$5,263 AUD
Retailer 12$5,656 AUD
Retailer 8$6,991 AUD
Retailer 4$7,718 AUD
Do Amore Diamonds$15,097 AUD

39 data points across 14 retailers

13 retailers$2,219 AUD to $15,097 AUD

Retailer 1
-
$1,972 AUD
$1,382 USD
Price last confirmed 21 days ago
A
Retailer 2
-
$2,219 AUD
$1,555 USD
View
A
Retailer 3
-
$2,291 AUD
£1,264 GBP
View
A
Retailer 4
-
$3,068 AUD
£1,693 GBP
View
A
Retailer 5
-
$3,129 AUD
$2,193 USD
View
A
Retailer 6
-
$3,233 AUD
$2,266 USD
View
B+
Retailer 7
-
$4,032 AUD
View
B+
Retailer 8
-
$4,419 AUD
CA$4,301 CAD
View
B+
Retailer 9
-
$5,263 AUD
£2,904 GBP
View
B+
Retailer 10
-
$5,656 AUD
$3,964 USD
View
B+
Retailer 11
-
$6,991 AUD
£3,858 GBP
View
B
Retailer 12
-
$7,718 AUD
$5,409 USD
View
Most Expensive
B
Do Amore Diamonds
27-D7BDF13C1 · Nov 2
$15,097 AUD
$10,580 USD
View
12 more retailers have this diamond
Prices start from $2,219 AUDSave up to $12,878 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
6.51ct Cushion
$2,219 AUD