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Emerald|Lab Grown|IGI

1.78ct D FL Emerald Lab Grown Diamond

ID • D/FL • IGI LG840634464

Shape and cutting style on the report: Emerald cut

Certificate IGI LG840634464

Diamond specifications and retailer prices

From $658 CAD
$471 USD
As of October 30, 2026
Save $5,412 CAD (89%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $6,070 CAD at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 1.78ct lab-grown emerald diamond

This 1.78ct lab-grown emerald sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG840634464 or 840634464. Listed at 20 retailers as of October 28, 2026, with prices from $658 to $6,070, a $5,412 spread on the same certified stone. Rare Carat lists it at $6,070. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.78
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle38.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840634464
Dimensions8.06 × 5.76 × 3.91 mm
L/W Ratio1.40
Culet sizeLarge
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
Top View
8.06 mm5.76 mm1.78 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840634464
Side View
Table 63.0%Crown 33.4°Girdle: MED-STKPavilion 38.9°Culet: LargeDepth 67.9%

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: $6,070 CAD|Low: $658 CAD|High: $6,070 CAD|Avg: $2,214 CAD
Rare Carat
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
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Retailer 17
Retailer 18
Retailer 19
Retailer 20
October 30, 2026
Retailer 10$658 CAD
Retailer 5$738 CAD
Retailer 6$738 CAD
Retailer 19$816 CAD
Retailer 8$1,159 CAD
Retailer 17$1,236 CAD
Retailer 14$1,248 CAD
Retailer 9$1,275 CAD
Retailer 13$1,354 CAD
Retailer 16$1,403 CAD
Retailer 3$1,978 CAD
Retailer 18$2,195 CAD
Retailer 11$2,592 CAD
Retailer 20$2,625 CAD
Retailer 4$2,666 CAD
Retailer 2$2,868 CAD
Retailer 15$3,016 CAD
Retailer 7$3,555 CAD
Retailer 12$4,793 CAD
Rare Carat$6,070 CAD

12 data points across 20 retailers

20 retailers$658 CAD to $6,070 CAD

A
Cheapest Retailer
-
$658 CAD
$471 USD
A
Retailer 2
-
$738 CAD
$528 USD
View
Final sale: no returns
A
Retailer 3
-
$738 CAD
$528 USD
View
A
Retailer 4
-
$816 CAD
$584 USD
View
A
Retailer 5
-
$1,159 CAD
$830 USD
View
A
Retailer 6
-
$1,236 CAD
$885 USD
View
A
Retailer 7
-
$1,248 CAD
€851 EUR
View
A
Retailer 8
-
$1,275 CAD
$913 USD
View
A
Retailer 9
-
$1,354 CAD
£763 GBP
View
A
Retailer 10
-
$1,403 CAD
ZAR 16,226 ZAR
View
B+
Retailer 11
-
$1,978 CAD
$1,416 USD
View
B+
Retailer 12
-
$2,195 CAD
$1,571 USD
View
B+
Retailer 13
-
$2,592 CAD
SGD 2,507 SGD
View
B
Retailer 14
-
$2,625 CAD
$1,879 USD
View
B+
Retailer 15
-
$2,666 CAD
$1,908 USD
View
B+
Retailer 16
-
$2,868 CAD
$2,053 USD
View
B+
Retailer 17
-
$3,016 CAD
£1,700 GBP
View
B+
Retailer 18
-
$3,555 CAD
$2,545 USD
View
B
Retailer 19
-
$4,793 CAD
$3,431 USD
View
Most Expensive
B
Rare Carat
PE-254688 · Oct 28
$6,070 CAD
$4,345 USD
View
19 more retailers have this diamond
Prices start from $658 CADSave up to $5,412 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
1.78ct Emerald
$658 CAD