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Oval|Lab Grown|IGI

1.80ct I SI1 Oval Lab Grown Diamond

ID • I/SI1 • IGI LG445036578

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG445036578

Diamond specifications and retailer prices

From $1,383 CAD
$990 USD
As of October 29, 2026
Save $5,825 CAD (81%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $7,208 CAD at MOH London · As of October 29, 2026
View at MOH London

About this 1.8ct lab-grown oval diamond

This 1.8ct lab-grown oval sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG445036578 or 445036578. Listed at 11 retailers as of October 29, 2026, with prices from $1,383 to $7,208, a $5,825 spread on the same certified stone. MOH London lists it at $7,208. 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

1.80
Carat
I
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.1°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG445036578
Dimensions9.36 × 6.87 × 4.45 mm
L/W Ratio1.36
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
9.36 mm6.87 mm1.80 ctI / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG445036578
Side View
Table 57.5%Crown 37.1°Girdle: MED-THKPavilion 40.9°Culet: NoneDepth 64.8%

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: $7,208 CAD|Low: $1,383 CAD|High: $7,267 CAD|Avg: $3,753 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 5$1,383 CAD
Retailer 4$2,164 CAD
Retailer 8$2,424 CAD
Retailer 6$2,510 CAD
Retailer 9$2,752 CAD
Retailer 3$2,783 CAD
Retailer 10$3,400 CAD
Retailer 7$3,950 CAD
Retailer 2$4,439 CAD
Retailer 11$7,189 CAD
MOH London$7,208 CAD

13 data points across 11 retailers

11 retailers$1,383 CAD to $7,208 CAD

A
Cheapest Retailer
-
$1,383 CAD
$990 USD
B+
Retailer 2
-
$2,164 CAD
$1,549 USD
View
B+
Retailer 3
-
$2,355 CAD
$1,686 USD
View
B+
Retailer 4
-
$2,424 CAD
$1,735 USD
View
Final sale: no returns
Retailer 5
-
$2,510 CAD
$1,797 USD
View
Price last confirmed 17 days ago
B+
Retailer 6
-
$2,510 CAD
$1,797 USD
View
B+
Retailer 7
-
$2,752 CAD
$1,970 USD
View
B
Retailer 8
-
$3,950 CAD
$2,828 USD
View
B
Retailer 9
-
$4,439 CAD
$3,178 USD
View
B
Retailer 10
-
$4,706 CAD
$3,369 USD
View
Most Expensive
B
MOH London
LG445036578 · Oct 29
$7,208 CAD
£4,063 GBP
View
10 more retailers have this diamond
Prices start from $1,383 CADSave up to $5,825 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
1.80ct Oval
$1,383 CAD