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Round|Lab Grown|IGI

1.71ct J VS1 Round Lab Grown Diamond

ID • J/VS1 • IGI LG451057246

Shape and cutting style on the report: Round brilliant

Certificate IGI LG451057246

Diamond specifications and retailer prices

From $1,763 CAD
$1,260 USD
As of October 29, 2026
Save $5,227 CAD (75%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $6,991 CAD at MOH London · As of October 29, 2026
View at MOH London

About this 1.71ct lab-grown round diamond

This 1.71ct lab-grown round sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG451057246 or 451057246. Listed at 13 retailers as of October 29, 2026, with prices from $1,763 to $6,991, a $5,227 spread on the same certified stone. MOH London lists it at $6,991. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.71
Carat
J
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG451057246
Dimensions7.64 × 7.66 × 4.69 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Top View
7.64 mm7.66 mm1.71 ctJ / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG451057246
Side View
Table 59.5%Crown 35.2°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.3%

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: Oct 29
Current: $6,991 CAD|Low: $1,680 CAD|High: $7,037 CAD|Avg: $3,482 CAD|+0.5%
MOH London
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
Retailer 15
October 29, 2026
Retailer 9$1,763 CAD
Retailer 12$2,099 CAD
Retailer 3$2,284 CAD
Retailer 15$2,351 CAD
Retailer 5$2,435 CAD
Retailer 13$2,435 CAD
Retailer 11$2,673 CAD
Retailer 6$3,306 CAD
Retailer 8$3,642 CAD
Retailer 14$3,838 CAD
Retailer 10$4,305 CAD
Retailer 2$4,476 CAD
Retailer 4$4,564 CAD
Retailer 7$5,448 CAD
MOH London$6,991 CAD

26 data points across 15 retailers

13 retailers$1,763 CAD to $6,991 CAD

A
Cheapest Retailer
-
$1,763 CAD
$1,260 USD
A
Retailer 2
-
$2,099 CAD
$1,500 USD
View
B+
Retailer 3
-
$2,284 CAD
$1,632 USD
View
B+
Retailer 4
-
$2,351 CAD
$1,680 USD
View
Final sale: no returns
B+
Retailer 5
-
$2,435 CAD
$1,740 USD
View
B+
Retailer 6
-
$2,435 CAD
$1,740 USD
View
Price last confirmed 16 days ago
B+
Retailer 7
-
$2,673 CAD
$1,910 USD
View
B+
Retailer 8
-
$3,642 CAD
£2,049 GBP
View
B
Retailer 9
-
$3,838 CAD
$2,742 USD
View
B
Retailer 10
-
$4,305 CAD
$3,076 USD
View
B
Retailer 11
-
$4,476 CAD
ZAR 51,664 ZAR
View
B
Retailer 12
-
$4,564 CAD
$3,261 USD
View
Most Expensive
B
MOH London
LG451057246 · Oct 29
$6,991 CAD
£3,933 GBP
View
12 more retailers have this diamond
Prices start from $1,763 CADSave up to $5,227 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.

A
1.71ct Round
$1,763 CAD