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Oval|Lab Grown|IGI

0.51ct H VS1 Oval Lab Grown Diamond

ID • H/VS1 • IGI LG826679903

Shape and cutting style on the report: Oval modified brilliant

Certificate IGI LG826679903

Diamond specifications and retailer prices

From $200 CAD
$143 USD
As of October 30, 2026
Save $1,666 CAD (89%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,866 CAD at MOH London · As of October 29, 2026
View at MOH London

About this 0.51ct lab-grown oval diamond

This 0.51ct lab-grown oval sits in the half to three-quarter carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG826679903 or 826679903. Listed at 17 retailers as of October 29, 2026, with prices from $200 to $1,866, a $1,666 spread on the same certified stone. MOH London lists it at $1,866. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.51
Carat
H
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle34.1°
Pavilion angle30.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG826679903
Dimensions6.07 × 4.37 × 2.55 mm
L/W Ratio1.39
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II Faint Blue
Top View
6.07 mm4.37 mm0.51 ctH / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG826679903
Side View
Table 64.0%Crown 34.1°Girdle: THK-VTKPavilion 30.8°Culet: NoneDepth 58.4%

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 30
Current: $1,866 CAD|Low: $200 CAD|High: $1,866 CAD|Avg: $889 CAD|+21.7%
MOH London
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 30, 2026
Retailer 9$200 CAD
Retailer 8$251 CAD
Retailer 12$322 CAD
Retailer 13$408 CAD
Retailer 2$425 CAD
Retailer 11$518 CAD
Retailer 4$616 CAD
Retailer 3$681 CAD
Retailer 10$684 CAD
Retailer 7$794 CAD
Retailer 5$1,234 CAD
Retailer 6$1,350 CAD
MOH London$1,866 CAD

29 data points across 13 retailers

17 retailers$200 CAD to $1,866 CAD

A
Cheapest Retailer
-
$200 CAD
$143 USD
Final sale: no returns
A
Retailer 2
-
$251 CAD
HK$1,400 HKD
View
Retailer 3
-
$309 CAD
$221 USD
View
Price last confirmed 7 days ago
A
Retailer 4
-
$322 CAD
$230 USD
View
A
Retailer 5
-
$358 CAD
$256 USD
View
A
Retailer 6
-
$382 CAD
$273 USD
View
A
Retailer 7
-
$382 CAD
$273 USD
View
A
Retailer 8
-
$408 CAD
$292 USD
View
A
Retailer 9
-
$425 CAD
$304 USD
View
A
Retailer 10
-
$518 CAD
$370 USD
View
B+
Retailer 11
-
$681 CAD
ZAR 7,863 ZAR
View
B+
Retailer 12
-
$684 CAD
$489 USD
View
B+
Retailer 13
-
$794 CAD
$567 USD
View
B
Retailer 14
-
$1,230 CAD
$879 USD
View
B
Retailer 15
-
$1,234 CAD
$882 USD
View
B
Retailer 16
-
$1,350 CAD
$964 USD
View
Most Expensive
B
MOH London
LG826679903 · Oct 29
$1,866 CAD
£1,050 GBP
View
16 more retailers have this diamond
Prices start from $200 CADSave up to $1,666 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
0.51ct Oval
$200 CAD