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Radiant|Lab Grown|IGI

1.71ct D VS2 Radiant Lab Grown Diamond

ID • D/VS2 • IGI LG655457550

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

Certificate IGI LG655457550

Diamond specifications and retailer prices

From $1,005 AUD
£556 GBP
As of October 29, 2026
3 retailers carry this diamond
Most expensive: $1,715 AUD at Rare Carat · As of August 31, 2026
View at Rare Carat

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 D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG655457550 or 655457550. Listed at 3 retailers as of October 29, 2026. 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 angle39.9°
Pavilion angle35.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG655457550
Dimensions8.39 × 5.88 × 4.01 mm
L/W Ratio1.43
Culet sizePointed
Top View
8.39 mm5.88 mm1.71 ctD / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG655457550
Side View
Table 65.0%Crown 39.9°Girdle: Slightly ThickPavilion 35.4°Culet: NoneDepth 68.2%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 29
Current: $1,715 AUD|Low: $233 AUD|High: $3,658 AUD|Avg: $1,280 AUD|-11.3%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
August 27, 2026
Retailer 9$233 AUD
Retailer 5$488 AUD
Retailer 4$531 AUD
Retailer 8$626 AUD
Retailer 10$710 AUD
Retailer 7$1,040 AUD
Retailer 11$1,063 AUD
Rare Carat$1,715 AUD
Retailer 2$2,483 AUD
Retailer 3$2,804 AUD
Retailer 6$3,658 AUD

53 data points across 11 retailers

3 retailers

B+
Cheapest Retailer
-
$1,005 AUD
£556 GBP
Retailer 2
-
$1,040 AUD
View
Price last confirmed 71 days ago
Most Expensive
Rare Carat
818182 · Aug 31
$1,715 AUD
$1,205 USD
View
Price last confirmed 59 days ago
2 more retailers have this diamond
Prices start from $1,005 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.

B+
1.71ct Radiant
$1,005 AUD