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Radiant|Lab Grown|IGI

1.71ct E VVS1 Radiant Lab Grown Diamond

ID • E/VVS1 • IGI LG711518420

Shape and cutting style on the report: Cut cornered square modified brilliant

Certificate IGI LG711518420

Diamond specifications and retailer prices

From $484 AUD
$340 USD
As of November 1, 2026
Save $3,360 AUD (87%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $3,844 AUD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 1.71ct lab-grown radiant diamond

This 1.71ct lab-grown radiant sits in the one-and-a-half to two carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG711518420 or 711518420. Listed at 10 retailers as of November 1, 2026, with prices from $484 to $3,844, a $3,360 spread on the same certified stone. Do Amore Diamonds lists it at $3,844. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.71
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.8°
Pavilion angle33.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG711518420
Dimensions6.78 × 6.69 × 4.46 mm
L/W Ratio1.01
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.78 mm6.69 mm1.71 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG711518420
Side View
Table 62.0%Crown 36.8°Girdle: MediumPavilion 33.1°Culet: NoneDepth 66.7%

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 1
Current: $3,844 AUD|Low: $359 AUD|High: $3,844 AUD|Avg: $1,691 AUD|+25.0%
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 12$484 AUD
Retailer 5$720 AUD
Retailer 3$753 AUD
Retailer 8$762 AUD
Retailer 11$876 AUD
Retailer 2$1,023 AUD
Retailer 6$1,140 AUD
Retailer 13$2,060 AUD
Retailer 10$2,134 AUD
Retailer 9$2,167 AUD
Retailer 4$2,344 AUD
Retailer 7$2,377 AUD
Retailer 14$3,431 AUD
Do Amore Diamonds$3,844 AUD

18 data points across 14 retailers

10 retailers$484 AUD to $3,844 AUD

A
Cheapest Retailer
-
$484 AUD
$340 USD
Final sale: no returns
A
Retailer 2
-
$762 AUD
$535 USD
View
A
Retailer 3
-
$876 AUD
$615 USD
View
B+
Retailer 4
-
$1,023 AUD
ZAR 11,606 ZAR
View
B
Retailer 5
-
$2,060 AUD
$1,447 USD
View
B
Retailer 6
-
$2,134 AUD
$1,499 USD
View
B
Retailer 7
-
$2,167 AUD
$1,522 USD
View
Retailer 8
-
$2,344 AUD
$1,647 USD
View
Price last confirmed 53 days ago
B
Retailer 9
-
$2,377 AUD
£1,315 GBP
View
Most Expensive
B
Do Amore Diamonds
27-C2BFEA78A · Nov 2
$3,844 AUD
$2,700 USD
View
9 more retailers have this diamond
Prices start from $484 AUDSave up to $3,360 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 Radiant
$484 AUD