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Emerald|Lab Grown|IGI

0.51ct E SI1 Emerald Lab Grown Diamond

ID • E/SI1 • IGI LG530296077

Shape and cutting style on the report: Emerald cut

Certificate IGI LG530296077

Diamond specifications and retailer prices

From $173 CAD
As of November 6, 2026
Save $1,156 CAD (87%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,793 CAD at MOH London · As of November 5, 2026
View at MOH London

About this 0.51ct lab-grown emerald diamond

This 0.51ct lab-grown emerald sits in the half to three-quarter carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG530296077 or 530296077. Listed at 15 retailers as of November 4, 2026, with a 668% 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

0.51
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle23.4°
Pavilion angle32°
OriginLab Grown
Grading LabIGI
CertificateIGI LG530296077
Dimensions5.81 × 3.72 × 2.31 mm
L/W Ratio1.56
Culet sizeLong
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
5.81 mm3.72 mm0.51 ctE / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG530296077
Side View
Table 68.5%Crown 23.4°Girdle: MED-STKPavilion 32°Culet: LNGDepth 62.1%

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: Nov 6
Current: $1,793 CAD|Low: $102 CAD|High: $1,818 CAD|Avg: $547 CAD|-0.4%
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
Retailer 14
Retailer 15
November 6, 2026
Retailer 7$102 CAD
Retailer 10$173 CAD
Retailer 6$194 CAD
Retailer 15$201 CAD
Retailer 11$229 CAD
Retailer 14$229 CAD
Retailer 12$412 CAD
Retailer 2$443 CAD
Retailer 8$447 CAD
Retailer 3$534 CAD
Retailer 13$691 CAD
Retailer 9$730 CAD
Retailer 4$771 CAD
Retailer 5$1,330 CAD
MOH London$1,793 CAD

45 data points across 15 retailers

15 retailers$173 CAD to $1,330 CAD

A
Cheapest Retailer
-
$173 CAD
A
Retailer 2
-
$194 CAD
View
Final sale: no returns
A
Retailer 3
-
$201 CAD
View
A
Retailer 4
-
$229 CAD
View
Retailer 5
-
$229 CAD
View
Price last confirmed 12 days ago
B+
Retailer 6
-
$412 CAD
View
B
Retailer 7
-
$443 CAD
View
B+
Retailer 8
-
$447 CAD
View
B+
Retailer 9
-
$464 CAD
View
B
Retailer 10
-
$534 CAD
View
B
Retailer 11
-
$691 CAD
View
B
Retailer 12
-
$730 CAD
View
B
Retailer 13
-
$771 CAD
View
B
Retailer 14
-
$1,330 CAD
View
Most Expensive
MOH London
LG530296077 · Nov 5
$1,793 CAD
£1,011 GBP
View
Price under review
14 more retailers have this diamond
Prices start from $173 CADSave up to $1,156 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 Emerald
$173 CAD