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Emerald|Lab Grown|IGI

1.31ct D IF Emerald Lab Grown Diamond

ID • D/IF • IGI LG739586859

Shape and cutting style on the report: Emerald cut

Certificate IGI LG739586859

Diamond specifications and retailer prices

From $252 USD
As of October 30, 2026
Save $2,388 USD (90%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $2,640 USD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.31ct lab-grown emerald diamond

This 1.31ct 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 LG739586859 or 739586859. Listed at 23 retailers as of October 30, 2026, with prices from $252 to $2,640, a $2,388 spread on the same certified stone. Brilliant Earth lists it at $2,640. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.31
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.9°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG739586859
Dimensions7.63 × 5.04 × 3.36 mm
L/W Ratio1.51
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
7.63 mm5.04 mm1.31 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG739586859
Side View
Table 66.0%Crown 38.9°Girdle: MediumPavilion 38.7°Culet: LargeDepth 66.7%

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: $2,640 USD|Low: $246 USD|High: $3,010 USD|Avg: $830 USD|-12.3%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
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Retailer 11
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Retailer 19
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Retailer 21
November 1, 2026
Retailer 3$252 USD
Retailer 10$281 USD
Retailer 21$293 USD
Retailer 7$313 USD
Retailer 9$313 USD
Retailer 14$346 USD
Retailer 17$475 USD
Retailer 13$519 USD
Retailer 8$524 USD
Retailer 15$538 USD
Retailer 4$568 USD
Retailer 2$596 USD
Retailer 16$762 USD
Retailer 20$961 USD
Retailer 5$1,006 USD
Retailer 12$1,012 USD
Retailer 6$1,058 USD
Retailer 18$1,256 USD
Retailer 11$1,361 USD
Retailer 19$2,115 USD
Brilliant Earth$2,640 USD

39 data points across 21 retailers

23 retailers$252 USD to $2,640 USD

A
Cheapest Retailer
-
$252 USD
A
Retailer 2
-
$281 USD
View
Final sale: no returns
A
Retailer 3
-
$293 USD
View
A
Retailer 4
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$313 USD
View
A
Retailer 5
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$313 USD
View
A
Retailer 6
-
$346 USD
HK$2,700 HKD
View
A
Retailer 7
-
$475 USD
View
A
Retailer 8
-
$519 USD
€494 EUR
View
A
Retailer 9
-
$524 USD
View
A
Retailer 10
-
$538 USD
ZAR 8,687 ZAR
View
A
Retailer 11
-
$568 USD
View
A
Retailer 12
-
$596 USD
£469 GBP
View
A
Retailer 13
-
$762 USD
A$1,172 AUD
View
B+
Retailer 14
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$885 USD
View
B+
Retailer 15
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$961 USD
View
B+
Retailer 16
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$1,006 USD
View
B+
Retailer 17
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$1,012 USD
SGD 1,367 SGD
View
B+
Retailer 18
-
$1,058 USD
View
Retailer 19
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$1,234 USD
£972 GBP
View
Price last confirmed 20 days ago
B+
Retailer 20
-
$1,256 USD
£989 GBP
View
B
Retailer 21
-
$1,361 USD
View
B
Retailer 22
-
$2,115 USD
View
Most Expensive
B
Brilliant Earth
19055975A · Oct 31
$2,640 USD
View
22 more retailers have this diamond
Prices start from $252 USDSave up to $2,388 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
1.31ct Emerald
$252 USD