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 $988 CAD
£556 GBP
As of October 29, 2026
3 retailers carry this diamond
Most expensive: $1,686 CAD 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
Color
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

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $1,686 CAD|Low: $230 CAD|High: $3,597 CAD|Avg: $1,259 CAD|-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$230 CAD
Retailer 5$480 CAD
Retailer 4$522 CAD
Retailer 8$616 CAD
Retailer 10$698 CAD
Retailer 7$1,023 CAD
Retailer 11$1,046 CAD
Rare Carat$1,686 CAD
Retailer 2$2,442 CAD
Retailer 3$2,757 CAD
Retailer 6$3,597 CAD

53 data points across 11 retailers

3 retailers

B+
Cheapest Retailer
-
$988 CAD
£556 GBP
B+
Retailer 2
-
$1,023 CAD
A$1,124 AUD
View
Price last confirmed 71 days ago
Most Expensive
B
Rare Carat
818182 · Aug 31
$1,686 CAD
$1,205 USD
View
Price last confirmed 59 days ago
2 more retailers have this diamond
Prices start from $988 CAD

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
$988 CAD