Emerald|Lab Grown|IGI

1.45ct D FL Emerald Lab Grown Diamond

ID • D/FL • IGI LG840633312

Shape and cutting style on the report: Emerald cut

Certificate IGI LG840633312

Diamond specifications and retailer prices

From $317 USD
As of October 30, 2026
Save $2,743 USD (90%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $4,110 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.45ct lab-grown emerald diamond

This 1.45ct lab-grown emerald sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG840633312 or 840633312. Listed at 21 retailers as of October 28, 2026, with a 865% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.45
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle42.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840633312
Dimensions7.39 × 5.39 × 3.72 mm
L/W Ratio1.37
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
7.39 mm5.39 mm1.45 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840633312
Side View
Table 65.0%Crown 36.3°Girdle: MediumPavilion 42.6°Culet: LargeDepth 69.0%

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 30
Current: $4,110 USD|Low: $317 USD|High: $4,110 USD|Avg: $1,155 USD
Brilliant Earth
Retailer 2
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Retailer 21
October 30, 2026
Retailer 9$317 USD
Retailer 16$360 USD
Retailer 4$368 USD
Retailer 10$393 USD
Retailer 11$393 USD
Retailer 3$595 USD
Retailer 8$639 USD
Retailer 5$648 USD
Retailer 15$676 USD
Retailer 13$697 USD
Retailer 2$701 USD
Retailer 7$1,083 USD
Retailer 21$1,153 USD
Retailer 17$1,172 USD
Retailer 6$1,264 USD
Retailer 12$1,310 USD
Retailer 18$1,378 USD
Retailer 20$1,584 USD
Retailer 14$2,825 USD
Retailer 19$3,060 USD
Brilliant Earth$4,110 USD

23 data points across 21 retailers

21 retailers$317 USD to $3,060 USD

A
Cheapest Retailer
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$317 USD
A
Retailer 2
-
$360 USD
View
Final sale: no returns
A
Retailer 3
-
$368 USD
View
A
Retailer 4
-
$393 USD
View
A
Retailer 5
-
$393 USD
View
A
Retailer 6
-
$595 USD
View
A
Retailer 7
-
$639 USD
View
A
Retailer 8
-
$648 USD
View
A
Retailer 9
-
$676 USD
ZAR 10,914 ZAR
View
A
Retailer 10
-
$697 USD
€664 EUR
View
A
Retailer 11
-
$701 USD
£552 GBP
View
B+
Retailer 12
-
$1,083 USD
View
B+
Retailer 13
-
$1,153 USD
View
B+
Retailer 14
-
$1,172 USD
View
B+
Retailer 15
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$1,264 USD
View
B+
Retailer 16
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$1,310 USD
View
B+
Retailer 17
-
$1,378 USD
SGD 1,862 SGD
View
B
Retailer 18
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$1,584 USD
£1,247 GBP
View
B
Retailer 19
-
$2,825 USD
View
B
Retailer 20
-
$3,060 USD
View
Most Expensive
Brilliant Earth
21729234A · Oct 29
$4,110 USD
View
Price under review
20 more retailers have this diamond
Prices start from $317 USDSave up to $2,743 USD

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
1.45ct Emerald
$317 USD