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Oval|Lab Grown|IGI

0.51ct D SI1 Oval Lab Grown Diamond

ID • D/SI1 • IGI LG833698580

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG833698580

Diamond specifications and retailer prices

From $179 CAD
HK$1,000 HKD
As of October 30, 2026
Save $907 CAD (84%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $1,086 CAD at MOH London · As of October 25, 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 D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG833698580 or 833698580. Listed at 9 retailers as of October 25, 2026, with prices from $179 to $1,086, a $907 spread on the same certified stone. MOH London lists it at $1,086. 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

0.51
Carat
D
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle40°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG833698580
Dimensions6.36 × 4.45 × 2.79 mm
L/W Ratio1.43
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.36 mm4.45 mm0.51 ctD / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG833698580
Side View
Table 61.0%Crown 40°Girdle: MED-STKPavilion 39.2°Culet: NoneDepth 62.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $1,086 CAD|Low: $132 CAD|High: $1,097 CAD|Avg: $366 CAD|+0.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 25, 2026
Retailer 10$133 CAD
Retailer 3$179 CAD
Retailer 6$245 CAD
Retailer 2$252 CAD
Retailer 7$282 CAD
Retailer 5$314 CAD
Retailer 8$316 CAD
Retailer 9$377 CAD
Retailer 4$392 CAD
Retailer 11$427 CAD
MOH London$1,086 CAD

31 data points across 11 retailers

9 retailers$179 CAD to $1,086 CAD

A
Cheapest Retailer
-
$179 CAD
HK$1,000 HKD
Retailer 2
-
$245 CAD
$175 USD
View
Price last confirmed 11 days ago
A
Retailer 3
-
$252 CAD
£142 GBP
View
B+
Retailer 4
-
$314 CAD
$224 USD
View
Retailer 5
-
$316 CAD
$226 USD
View
Price last confirmed 12 days ago
Retailer 6
-
$377 CAD
£212 GBP
View
Price last confirmed 7 days ago
B+
Retailer 7
-
$392 CAD
$280 USD
View
B+
Retailer 8
-
$427 CAD
SGD 412 SGD
View
Most Expensive
B
MOH London
LG833698580 · Oct 25
$1,086 CAD
£611 GBP
View
8 more retailers have this diamond
Prices start from $179 CADSave up to $907 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
$179 CAD