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Cushion|Lab Grown|IGI

1.71ct D VS2 Cushion Lab Grown Diamond

EX • D/VS2 • IGI LG779654939

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

Certificate IGI LG779654939

Diamond specifications and retailer prices

From $541 AUD
$379 USD
As of November 1, 2026
Save $3,768 AUD (87%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $4,309 AUD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 1.71ct lab-grown cushion diamond

This 1.71ct lab-grown cushion sits in the one-and-a-half to two carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG779654939 or 779654939. Listed at 13 retailers as of November 1, 2026, with prices from $541 to $4,309, a $3,768 spread on the same certified stone. Do Amore Diamonds lists it at $4,309. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.71
Carat
D
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.9°
Pavilion angle38.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG779654939
Dimensions6.79 × 6.69 × 4.49 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.79 mm6.69 mm1.71 ctD / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG779654939
Side View
Table 69.0%Crown 36.9°Girdle: STK-VTKPavilion 38.8°Culet: NoneDepth 67.1%

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: Nov 1
Current: $4,309 AUD|Low: $541 AUD|High: $4,309 AUD|Avg: $2,049 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
November 2, 2026
Retailer 3$541 AUD
Retailer 9$601 AUD
Retailer 8$763 AUD
Retailer 11$1,084 AUD
Retailer 2$1,189 AUD
Retailer 7$1,741 AUD
Retailer 12$2,227 AUD
Retailer 10$2,359 AUD
Retailer 4$2,588 AUD
Retailer 5$2,944 AUD
Retailer 6$3,367 AUD
Do Amore Diamonds$4,309 AUD

46 data points across 12 retailers

13 retailers$541 AUD to $4,309 AUD

A
Cheapest Retailer
-
$541 AUD
$379 USD
Final sale: no returns
Retailer 2
-
$601 AUD
$421 USD
View
Price last confirmed 8 days ago
A
Retailer 3
-
$758 AUD
$531 USD
View
A
Retailer 4
-
$763 AUD
$535 USD
View
B+
Retailer 5
-
$1,084 AUD
$760 USD
View
B+
Retailer 6
-
$1,189 AUD
£656 GBP
View
Retailer 7
-
$1,741 AUD
$1,220 USD
View
Price last confirmed 12 days ago
B
Retailer 8
-
$2,227 AUD
$1,561 USD
View
B
Retailer 9
-
$2,359 AUD
$1,653 USD
View
B
Retailer 10
-
$2,588 AUD
£1,428 GBP
View
B
Retailer 11
-
$2,944 AUD
$2,063 USD
View
B
Retailer 12
-
$3,367 AUD
$2,360 USD
View
Most Expensive
B
Do Amore Diamonds
27-343AF0B44 · Nov 2
$4,309 AUD
$3,020 USD
View
12 more retailers have this diamond
Prices start from $541 AUDSave up to $3,768 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
1.71ct Cushion
$541 AUD