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Oval|Lab Grown|IGI

1.71ct I SI2 Oval Lab Grown Diamond

ID • I/SI2 • IGI LG447002191

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG447002191

Diamond specifications and retailer prices

From $1,327 CAD
$950 USD
As of October 29, 2026
Save $5,278 CAD (80%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $6,605 CAD at MOH London · As of October 27, 2026
View at MOH London

About this 1.71ct lab-grown oval diamond

This 1.71ct lab-grown oval sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG447002191 or 447002191. Listed at 10 retailers as of October 27, 2026, with prices from $1,327 to $6,605, a $5,278 spread on the same certified stone. MOH London lists it at $6,605. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.71
Carat
I
Color
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle35.3°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG447002191
Dimensions9.28 × 6.68 × 4.17 mm
L/W Ratio1.39
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
9.28 mm6.68 mm1.71 ctI / SI2
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG447002191
Side View
Table 57.0%Crown 35.3°Girdle: STK-THKPavilion 40.2°Culet: NoneDepth 62.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $6,605 CAD|Low: $1,327 CAD|High: $6,683 CAD|Avg: $3,420 CAD|+0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 25, 2026
Retailer 2$1,327 CAD
Retailer 4$1,981 CAD
Retailer 6$2,851 CAD
Retailer 3$3,249 CAD
Retailer 5$3,826 CAD
Retailer 7$4,594 CAD
MOH London$6,605 CAD

11 data points across 7 retailers

10 retailers$1,327 CAD to $6,605 CAD

A
Cheapest Retailer
-
$1,327 CAD
$950 USD
B+
Retailer 2
-
$1,770 CAD
$1,267 USD
View
B+
Retailer 3
-
$1,925 CAD
$1,378 USD
View
B+
Retailer 4
-
$1,981 CAD
$1,418 USD
View
Final sale: no returns
Retailer 5
-
$2,053 CAD
$1,470 USD
View
Price last confirmed 17 days ago
B+
Retailer 6
-
$2,053 CAD
$1,470 USD
View
B
Retailer 7
-
$3,249 CAD
$2,326 USD
View
B
Retailer 8
-
$3,826 CAD
$2,739 USD
View
B
Retailer 9
-
$3,847 CAD
$2,754 USD
View
Most Expensive
B
MOH London
LG447002191 · Oct 27
$6,605 CAD
£3,723 GBP
View
9 more retailers have this diamond
Prices start from $1,327 CADSave up to $5,278 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 Oval
$1,327 CAD