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Emerald|Lab Grown|IGI

1.51ct F VS1 Emerald Lab Grown Diamond

ID • F/VS1 • IGI LG818682031

Shape and cutting style on the report: Emerald cut

Certificate IGI LG818682031

Diamond specifications and retailer prices

From $308 AUD
As of November 4, 2026
Save $2,201 AUD (88%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $2,509 AUD at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.51ct lab-grown emerald diamond

This 1.51ct lab-grown emerald sits in the one-and-a-half to two carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG818682031 or 818682031. Listed at 21 retailers as of November 4, 2026, with prices from $308 to $2,509, a $2,201 spread on the same certified stone. Brilliant Earth lists it at $2,509. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.3°
Pavilion angle42.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818682031
Dimensions8.22 × 5.45 × 3.59 mm
L/W Ratio1.51
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.22 mm5.45 mm1.51 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818682031
Side View
Table 63.0%Crown 32.3°Girdle: Slightly ThickPavilion 42.8°Culet: LargeDepth 65.9%

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: Nov 4
Current: $2,509 AUD|Low: $299 AUD|High: $2,637 AUD|Avg: $961 AUD|-4.9%
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
November 5, 2026
Retailer 11$308 AUD
Retailer 10$344 AUD
Retailer 7$358 AUD
Retailer 3$382 AUD
Retailer 4$382 AUD
Retailer 19$654 AUD
Retailer 16$659 AUD
Retailer 2$701 AUD
Retailer 6$727 AUD
Retailer 17$851 AUD
Retailer 21$891 AUD
Retailer 15$1,019 AUD
Retailer 8$1,166 AUD
Retailer 20$1,172 AUD
Retailer 5$1,227 AUD
Retailer 12$1,243 AUD
Retailer 18$1,290 AUD
Retailer 9$1,303 AUD
Retailer 13$1,525 AUD
Retailer 14$1,555 AUD
Brilliant Earth$2,509 AUD

33 data points across 21 retailers

21 retailers$308 AUD to $2,509 AUD

A
Cheapest Retailer
-
$308 AUD
A
Retailer 2
-
$344 AUD
View
Final sale: no returns
A
Retailer 3
-
$358 AUD
View
Retailer 4
-
$382 AUD
View
Price last confirmed 11 days ago
A
Retailer 5
-
$382 AUD
View
A
Retailer 6
-
$654 AUD
View
A
Retailer 7
-
$659 AUD
View
A
Retailer 8
-
$701 AUD
View
A
Retailer 9
-
$727 AUD
View
A
Retailer 10
-
$851 AUD
View
Retailer 11
-
$891 AUD
View
Price last confirmed 9 days ago
B+
Retailer 12
-
$1,019 AUD
View
B+
Retailer 13
-
$1,166 AUD
View
Retailer 14
-
$1,172 AUD
View
Price last confirmed 7 days ago
B+
Retailer 15
-
$1,227 AUD
View
B+
Retailer 16
-
$1,243 AUD
View
B+
Retailer 17
-
$1,290 AUD
View
B+
Retailer 18
-
$1,303 AUD
View
B
Retailer 19
-
$1,525 AUD
View
B
Retailer 20
-
$1,555 AUD
View
Most Expensive
B
Brilliant Earth
21494241A · Nov 4
$2,509 AUD
$1,760 USD
View
20 more retailers have this diamond
Prices start from $308 AUDSave up to $2,201 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
1.51ct Emerald
$308 AUD