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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 $359 AUD
$252 USD
As of October 30, 2026
Save $3,400 AUD (90%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $3,758 AUD at Brilliant Earth · As of October 30, 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 $359 to $3,758, a $3,400 spread on the same certified stone. Brilliant Earth lists it at $3,758. 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
Colour
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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $3,758 AUD|Low: $350 AUD|High: $4,285 AUD|Avg: $1,159 AUD|-12.3%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 17
Retailer 18
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Retailer 21
October 31, 2026
Retailer 3$359 AUD
Retailer 10$400 AUD
Retailer 21$417 AUD
Retailer 7$446 AUD
Retailer 9$446 AUD
Retailer 14$492 AUD
Retailer 17$676 AUD
Retailer 13$738 AUD
Retailer 8$746 AUD
Retailer 15$766 AUD
Retailer 4$809 AUD
Retailer 2$842 AUD
Retailer 16$1,084 AUD
Retailer 20$1,368 AUD
Retailer 5$1,432 AUD
Retailer 12$1,440 AUD
Retailer 6$1,506 AUD
Retailer 18$1,788 AUD
Retailer 11$1,937 AUD
Retailer 19$3,011 AUD
Brilliant Earth$3,758 AUD

39 data points across 21 retailers

23 retailers$359 AUD to $3,758 AUD

A
Cheapest Retailer
-
$359 AUD
$252 USD
A
Retailer 2
-
$400 AUD
$281 USD
View
Final sale: no returns
A
Retailer 3
-
$417 AUD
$293 USD
View
A
Retailer 4
-
$446 AUD
$313 USD
View
A
Retailer 5
-
$446 AUD
$313 USD
View
A
Retailer 6
-
$492 AUD
HK$2,700 HKD
View
A
Retailer 7
-
$676 AUD
$475 USD
View
A
Retailer 8
-
$738 AUD
€494 EUR
View
A
Retailer 9
-
$746 AUD
$524 USD
View
A
Retailer 10
-
$766 AUD
ZAR 8,687 ZAR
View
A
Retailer 11
-
$809 AUD
$568 USD
View
A
Retailer 12
-
$842 AUD
£466 GBP
View
A
Retailer 13
-
$1,084 AUD
View
B+
Retailer 14
-
$1,260 AUD
$885 USD
View
B+
Retailer 15
-
$1,368 AUD
$961 USD
View
B+
Retailer 16
-
$1,432 AUD
$1,006 USD
View
B+
Retailer 17
-
$1,440 AUD
SGD 1,367 SGD
View
B+
Retailer 18
-
$1,506 AUD
$1,058 USD
View
Retailer 19
-
$1,757 AUD
£972 GBP
View
Price last confirmed 20 days ago
B+
Retailer 20
-
$1,788 AUD
£989 GBP
View
B
Retailer 21
-
$1,937 AUD
$1,361 USD
View
B
Retailer 22
-
$3,011 AUD
$2,115 USD
View
Most Expensive
B
Brilliant Earth
19055975A · Oct 30
$3,758 AUD
$2,640 USD
View
22 more retailers have this diamond
Prices start from $359 AUDSave up to $3,400 AUD

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
$359 AUD