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Emerald|Lab Grown|IGI

1.45ct D IF Emerald Lab Grown Diamond

ID • D/IF • IGI LG841678787

Shape and cutting style on the report: Emerald cut

Certificate IGI LG841678787

Diamond specifications and retailer prices

From $237 USD
As of October 27, 2026
Save $2,813 USD (92%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $3,050 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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG841678787 or 841678787. Listed at 17 retailers as of October 27, 2026, with prices from $237 to $3,050, a $2,813 spread on the same certified stone. Brilliant Earth lists it at $3,050. 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
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841678787
Dimensions7.62 × 5.41 × 3.49 mm
L/W Ratio1.41
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
7.62 mm5.41 mm1.45 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841678787
Side View
Table 65.0%Crown 34.1°Girdle: Slightly ThickPavilion 38.2°Culet: LargeDepth 64.5%

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 27
Current: $3,050 USD|Low: $233 USD|High: $3,050 USD|Avg: $1,146 USD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
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Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
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Retailer 18
October 29, 2026
Retailer 13$237 USD
Retailer 4$275 USD
Retailer 14$453 USD
Retailer 17$497 USD
Retailer 2$548 USD
Retailer 12$791 USD
Retailer 5$844 USD
Retailer 10$883 USD
Retailer 8$885 USD
Retailer 16$950 USD
Retailer 18$966 USD
Retailer 3$1,045 USD
Retailer 11$1,309 USD
Retailer 7$2,055 USD
Retailer 15$2,280 USD
Retailer 6$2,450 USD
Retailer 9$2,831 USD
Brilliant Earth$3,050 USD

19 data points across 18 retailers

17 retailers$237 USD to $3,050 USD

A
Cheapest Retailer
-
$237 USD
A
Retailer 2
-
$275 USD
View
A
Retailer 3
-
$453 USD
View
A
Retailer 4
-
$497 USD
View
A
Retailer 5
-
$548 USD
€522 EUR
View
A
Retailer 6
-
$791 USD
A$1,217 AUD
View
B+
Retailer 7
-
$844 USD
View
B+
Retailer 8
-
$885 USD
View
Price last confirmed 13 days ago
B+
Retailer 9
-
$950 USD
View
B+
Retailer 10
-
$966 USD
View
B+
Retailer 11
-
$1,045 USD
View
B+
Retailer 12
-
$1,309 USD
£1,031 GBP
View
B
Retailer 13
-
$2,055 USD
View
B
Retailer 14
-
$2,280 USD
View
B
Retailer 15
-
$2,450 USD
View
B
Retailer 16
-
$2,831 USD
A$4,356 AUD
View
Price last confirmed 21 days ago
Most Expensive
B
Brilliant Earth
22165872Y · Oct 29
$3,050 USD
View
16 more retailers have this diamond
Prices start from $237 USDSave up to $2,813 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
$237 USD