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Emerald|Lab Grown|IGI

0.51ct G SI1 Emerald Lab Grown Diamond

ID • G/SI1 • IGI LG538286856

Shape and cutting style on the report: Emerald cut

Certificate IGI LG538286856

Diamond specifications and retailer prices

From $174 CAD
$124 USD
As of October 27, 2026
Save $1,159 CAD (87%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,804 CAD at MOH London · As of October 26, 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 G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG538286856 or 538286856. Listed at 15 retailers as of October 27, 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
G
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle29.3°
Pavilion angle33.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG538286856
Dimensions5.59 × 3.74 × 2.44 mm
L/W Ratio1.49
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
5.59 mm3.74 mm0.51 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG538286856
Side View
Table 63.5%Crown 29.3°Girdle: ThickPavilion 33.5°Culet: LNGDepth 65.2%

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 27
Current: $1,804 CAD|Low: $137 CAD|High: $1,824 CAD|Avg: $495 CAD|+0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 29, 2026
Retailer 6$174 CAD
Retailer 4$195 CAD
Retailer 12$202 CAD
Retailer 8$230 CAD
Retailer 11$230 CAD
Retailer 9$416 CAD
Retailer 2$448 CAD
Retailer 7$504 CAD
Retailer 3$535 CAD
Retailer 10$694 CAD
Retailer 5$733 CAD
MOH London$1,804 CAD

43 data points across 12 retailers

15 retailers$174 CAD to $1,333 CAD

A
Cheapest Retailer
-
$174 CAD
$124 USD
A
Retailer 2
-
$195 CAD
$139 USD
View
Final sale: no returns
A
Retailer 3
-
$202 CAD
$144 USD
View
A
Retailer 4
-
$230 CAD
$164 USD
View
A
Retailer 5
-
$230 CAD
$164 USD
View
B+
Retailer 6
-
$416 CAD
$297 USD
View
B+
Retailer 7
-
$430 CAD
HK$2,400 HKD
View
B
Retailer 8
-
$448 CAD
£252 GBP
View
B
Retailer 9
-
$504 CAD
$360 USD
View
B
Retailer 10
-
$535 CAD
$382 USD
View
B
Retailer 11
-
$694 CAD
$496 USD
View
B
Retailer 12
-
$733 CAD
$524 USD
View
B
Retailer 13
-
$773 CAD
$552 USD
View
B
Retailer 14
-
$1,333 CAD
$952 USD
View
Most Expensive
B
MOH London
LG538286856 · Oct 26
$1,804 CAD
£1,015 GBP
View
Price under review
14 more retailers have this diamond
Prices start from $174 CADSave up to $1,159 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
$174 CAD