Emerald|Lab Grown|IGI

0.42ct D IF Emerald Lab Grown Diamond

EX • D/IF • IGI LG816634840

Shape and cutting style on the report: Emerald cut

Certificate IGI LG816634840

Diamond specifications and retailer prices

From $237 CAD
$169 USD
As of October 29, 2026
Save $1,146 CAD (83%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,383 CAD at MOH London · As of October 29, 2026
View at MOH London

About this 0.42ct lab-grown emerald diamond

This 0.42ct lab-grown emerald sits in the sub-half-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG816634840 or 816634840. Listed at 19 retailers as of October 29, 2026, with prices from $237 to $1,383, a $1,146 spread on the same certified stone. MOH London lists it at $1,383. Flawless clarity in sub-one-carat stones is rarely visible to the naked eye over VS1, so you are paying a meaningful premium for grade rather than appearance.

The 4Cs

0.42
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.2°
Pavilion angle34°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816634840
Dimensions5.18 × 3.59 × 2.35 mm
L/W Ratio1.44
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.18 mm3.59 mm0.42 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816634840
Side View
Table 68.0%Crown 31.2°Girdle: MED-STKPavilion 34°Culet: LargeDepth 65.5%

Caratlytics Score

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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 29
Current: $1,383 CAD|Low: $267 CAD|High: $1,392 CAD|Avg: $636 CAD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 9$267 CAD
Retailer 8$465 CAD
Retailer 3$494 CAD
Retailer 2$524 CAD
Retailer 4$531 CAD
Retailer 10$577 CAD
Retailer 7$588 CAD
Retailer 6$765 CAD
Retailer 5$771 CAD
MOH London$1,383 CAD

43 data points across 10 retailers

19 retailers$237 CAD to $1,383 CAD

A
Cheapest Retailer
-
$237 CAD
$169 USD
A
Retailer 2
-
$267 CAD
$191 USD
View
Final sale: no returns
Retailer 3
-
$290 CAD
$207 USD
View
Price last confirmed 35 days ago
A
Retailer 4
-
$294 CAD
$210 USD
View
A
Retailer 5
-
$294 CAD
$210 USD
View
A
Retailer 6
-
$420 CAD
$300 USD
View
A
Retailer 7
-
$465 CAD
$332 USD
View
A
Retailer 8
-
$494 CAD
€336 EUR
View
B+
Retailer 9
-
$524 CAD
£295 GBP
View
A
Retailer 10
-
$531 CAD
ZAR 6,134 ZAR
View
B+
Retailer 11
-
$577 CAD
$412 USD
View
B+
Retailer 12
-
$588 CAD
$420 USD
View
B+
Retailer 13
-
$765 CAD
A$841 AUD
View
B+
Retailer 14
-
$771 CAD
A$847 AUD
View
B
Retailer 15
-
$945 CAD
$675 USD
View
B
Retailer 16
-
$952 CAD
View
B
Retailer 17
-
$1,022 CAD
$730 USD
View
B
Retailer 18
-
$1,125 CAD
$804 USD
View
Most Expensive
B
MOH London
LG816634840 · Oct 29
$1,383 CAD
£778 GBP
View
18 more retailers have this diamond
Prices start from $237 CADSave up to $1,146 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
0.42ct Emerald
$237 CAD