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Oval|Lab Grown|IGI

1.81ct G SI1 Oval Lab Grown Diamond

ID • G/SI1 • IGI LG487172867

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG487172867

Diamond specifications and retailer prices

From $1,662 CAD
$1,190 USD
As of October 30, 2026
Save $3,403 CAD (67%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $5,643 CAD at NZ Jewellers · As of October 31, 2026
View at NZ Jewellers

About this 1.81ct lab-grown oval diamond

This 1.81ct lab-grown oval sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG487172867 or 487172867. Listed at 14 retailers as of October 30, 2026, with a 205% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

1.81
Carat
G
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG487172867
Dimensions9.44 × 6.95 × 4.18 mm
L/W Ratio1.36
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
9.44 mm6.95 mm1.81 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG487172867
Side View
Table 61.5%Crown 34.6°Girdle: STK-THKPavilion 39.8°Culet: NoneDepth 60.1%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $5,643 CAD|Low: $1,662 CAD|High: $8,714 CAD|Avg: $3,881 CAD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 31, 2026
Retailer 6$1,662 CAD
Retailer 10$2,595 CAD
Retailer 13$2,825 CAD
Retailer 3$2,906 CAD
Retailer 4$3,012 CAD
Retailer 11$3,012 CAD
Retailer 5$3,248 CAD
Retailer 7$4,133 CAD
Retailer 2$4,140 CAD
Retailer 12$4,720 CAD
Retailer 9$5,065 CAD
NZ Jewellers$5,643 CAD
Retailer 8$8,645 CAD

43 data points across 13 retailers

14 retailers$1,662 CAD to $5,065 CAD

B+
Cheapest Retailer
-
$1,662 CAD
$1,190 USD
B
Retailer 2
-
$2,595 CAD
$1,858 USD
View
B
Retailer 3
-
$2,825 CAD
$2,022 USD
View
B
Retailer 4
-
$2,906 CAD
$2,080 USD
View
Final sale: no returns
B
Retailer 5
-
$3,012 CAD
$2,156 USD
View
Retailer 6
-
$3,012 CAD
$2,156 USD
View
Price last confirmed 18 days ago
B
Retailer 7
-
$3,248 CAD
$2,325 USD
View
B
Retailer 8
-
$4,133 CAD
£2,330 GBP
View
B
Retailer 9
-
$4,140 CAD
£2,334 GBP
View
B
Retailer 10
-
$4,720 CAD
$3,379 USD
View
B
Retailer 11
-
$5,065 CAD
$3,626 USD
View
Most Expensive
NZ Jewellers
f63556bc-fcef-455d-9283-50ff876dc9c5 · Oct 31
$5,643 CAD
$4,040 USD
View
Price under review
11 more retailers have this diamond
Prices start from $1,662 CADSave up to $3,403 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.

B+
1.81ct Oval
$1,662 CAD