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Oval|Lab Grown|IGI

1.71ct I SI2 Oval Lab Grown Diamond

ID • I/SI2 • IGI LG445037391

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG445037391

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)
10 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 LG445037391 or 445037391. Listed at 10 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 angle36.5°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG445037391
Dimensions9.29 × 6.72 × 4.20 mm
L/W Ratio1.38
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
9.29 mm6.72 mm1.71 ctI / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG445037391
Side View
Table 58.5%Crown 36.5°Girdle: STK-THKPavilion 40.7°Culet: NoneDepth 62.5%

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: $1,330 CAD|High: $6,696 CAD|Avg: $3,082 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 21, 2026
Retailer 4$1,330 CAD
Retailer 2$1,773 CAD
Retailer 8$1,929 CAD
Retailer 9$1,985 CAD
Retailer 5$2,057 CAD
Retailer 11$2,857 CAD
Retailer 6$3,255 CAD
Retailer 10$3,834 CAD
Retailer 7$3,854 CAD
Retailer 3$4,603 CAD
MOH London$6,644 CAD

13 data points across 11 retailers

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

A
Cheapest Retailer
-
$1,330 CAD
$950 USD
A
Retailer 2
-
$1,773 CAD
$1,267 USD
View
B+
Retailer 3
-
$1,929 CAD
$1,378 USD
View
B+
Retailer 4
-
$1,985 CAD
$1,418 USD
View
Final sale: no returns
Retailer 5
-
$2,057 CAD
$1,470 USD
View
Price last confirmed 17 days ago
B+
Retailer 6
-
$2,057 CAD
$1,470 USD
View
B
Retailer 7
-
$3,255 CAD
$2,326 USD
View
B
Retailer 8
-
$3,834 CAD
$2,739 USD
View
B
Retailer 9
-
$3,854 CAD
$2,754 USD
View
Most Expensive
B
MOH London
LG445037391 · Oct 29
$6,644 CAD
£3,738 GBP
View
9 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