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Oval|Lab Grown|IGI

1.71ct I SI2 Oval Lab Grown Diamond

ID • I/SI2 • IGI LG447000609

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG447000609

Diamond specifications and retailer prices

From $1,330 CAD
$950 USD
As of October 29, 2026
Save $5,315 CAD (80%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $6,644 CAD at MOH London · As of October 29, 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 LG447000609 or 447000609. Listed at 9 retailers as of October 29, 2026, with prices from $1,330 to $6,644, a $5,315 spread on the same certified stone. MOH London lists it at $6,644. 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
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle37.1°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG447000609
Dimensions9.04 × 6.78 × 4.32 mm
L/W Ratio1.33
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
9.04 mm6.78 mm1.71 ctI / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG447000609
Side View
Table 57.5%Crown 37.1°Girdle: STK-THKPavilion 40.4°Culet: NoneDepth 63.7%

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: Oct 29
Current: $6,644 CAD|Low: $1,323 CAD|High: $6,696 CAD|Avg: $3,033 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
October 29, 2026
Retailer 11$1,323 CAD
Retailer 4$1,330 CAD
Retailer 2$1,773 CAD
Retailer 8$1,929 CAD
Retailer 5$2,057 CAD
Retailer 10$2,857 CAD
Retailer 6$3,255 CAD
Retailer 9$3,834 CAD
Retailer 7$3,854 CAD
Retailer 3$4,603 CAD
MOH London$6,644 CAD

15 data points across 11 retailers

9 retailers$1,330 CAD to $6,644 CAD

A
Cheapest Retailer
-
$1,330 CAD
$950 USD
B+
Retailer 2
-
$1,773 CAD
$1,267 USD
View
B+
Retailer 3
-
$1,929 CAD
$1,378 USD
View
Retailer 4
-
$2,057 CAD
$1,470 USD
View
Price last confirmed 17 days ago
B+
Retailer 5
-
$2,057 CAD
$1,470 USD
View
B
Retailer 6
-
$3,255 CAD
$2,326 USD
View
B
Retailer 7
-
$3,834 CAD
$2,739 USD
View
B
Retailer 8
-
$3,854 CAD
$2,754 USD
View
Most Expensive
B
MOH London
LG447000609 · Oct 29
$6,644 CAD
£3,738 GBP
View
8 more retailers have this diamond
Prices start from $1,330 CADSave up to $5,315 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
$1,330 CAD