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Cushion|Lab Grown|IGI

1.71ct D VS2 Cushion Lab Grown Diamond

ID • D/VS2 • IGI LG546222578

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG546222578

Diamond specifications and retailer prices

From $370 AUD
$259 USD
As of November 1, 2026
Save $2,085 AUD (85%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $2,454 AUD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

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 LG546222578 or 546222578. Listed at 15 retailers as of November 1, 2026, with prices from $370 to $2,454, a $2,085 spread on the same certified stone. Brilliant Earth lists it at $2,454. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle29.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG546222578
Dimensions7.77 × 6.21 × 4.00 mm
L/W Ratio1.25
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.77 mm6.21 mm1.71 ctD / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG546222578
Side View
Table 64.5%Crown 36.5°Girdle: STK-VTKPavilion 29.7°Culet: NoneDepth 64.4%

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 1
Current: $2,454 AUD|Low: $370 AUD|High: $2,611 AUD|Avg: $1,183 AUD|-5.5%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 3$370 AUD
Retailer 7$554 AUD
Retailer 5$658 AUD
Retailer 2$770 AUD
Retailer 11$889 AUD
Retailer 6$1,015 AUD
Retailer 8$1,571 AUD
Retailer 9$1,609 AUD
Retailer 4$1,649 AUD
Retailer 10$1,734 AUD
Brilliant Earth$2,454 AUD

45 data points across 11 retailers

15 retailers$370 AUD to $2,454 AUD

A
Cheapest Retailer
-
$370 AUD
$259 USD
Final sale: no returns
B+
Retailer 2
-
$554 AUD
$388 USD
View
A
Retailer 3
-
$658 AUD
€439 EUR
View
A
Retailer 4
-
$770 AUD
£425 GBP
View
A
Retailer 5
-
$848 AUD
$594 USD
View
A
Retailer 6
-
$889 AUD
$623 USD
View
A
Retailer 7
-
$906 AUD
$635 USD
View
A
Retailer 8
-
$1,015 AUD
$711 USD
View
B+
Retailer 9
-
$1,397 AUD
$979 USD
View
B+
Retailer 10
-
$1,571 AUD
View
B
Retailer 11
-
$1,609 AUD
£888 GBP
View
B+
Retailer 12
-
$1,649 AUD
£910 GBP
View
Retailer 13
-
$1,734 AUD
$1,215 USD
View
Price last confirmed 35 days ago
B
Retailer 14
-
$1,851 AUD
$1,297 USD
View
Most Expensive
B
Brilliant Earth
10789475A · Nov 2
$2,454 AUD
$1,720 USD
View
14 more retailers have this diamond
Prices start from $370 AUDSave up to $2,085 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
$370 AUD