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Emerald|Lab Grown|IGI

1.51ct F VS1 Emerald Lab Grown Diamond

EX • F/VS1 • IGI LG843688817

Shape and cutting style on the report: Emerald cut

Certificate IGI LG843688817

Diamond specifications and retailer prices

From $316 AUD
As of November 4, 2026
Save $2,192 AUD (87%) 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 LG843688817 or 843688817. Listed at 21 retailers as of November 4, 2026, with prices from $316 to $2,509, a $2,192 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.8°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843688817
Dimensions7.80 × 5.52 × 3.75 mm
L/W Ratio1.41
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.80 mm5.52 mm1.51 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843688817
Side View
Table 66.0%Crown 31.8°Girdle: MediumPavilion 40.7°Culet: LargeDepth 67.9%

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: Nov 4
Current: $724 AUD|Low: $316 AUD|High: $1,601 AUD|Avg: $899 AUD|+1.6%
Retailer 1
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
November 5, 2026
Retailer 19$316 AUD
Retailer 18$368 AUD
Retailer 4$393 AUD
Retailer 5$393 AUD
Retailer 13$438 AUD
Retailer 10$530 AUD
Retailer 15$679 AUD
Retailer 16$713 AUD
Retailer 1$724 AUD
Retailer 3$730 AUD
Retailer 8$861 AUD
Retailer 12$918 AUD
Retailer 14$1,042 AUD
Retailer 6$1,192 AUD
Retailer 20$1,263 AUD
Retailer 11$1,293 AUD
Retailer 2$1,304 AUD
Retailer 9$1,339 AUD
Retailer 17$1,577 AUD
Retailer 7$1,601 AUD

23 data points across 20 retailers

21 retailers$316 AUD to $2,509 AUD

A
Cheapest Retailer
-
$316 AUD
A
Retailer 2
-
$368 AUD
View
A
Retailer 3
-
$393 AUD
View
Retailer 4
-
$393 AUD
View
Price last confirmed 11 days ago
A
Retailer 5
-
$438 AUD
View
B+
Retailer 6
-
$530 AUD
View
A
Retailer 7
-
$679 AUD
View
Retailer 8
-
$713 AUD
View
Price last confirmed 7 days ago
A
Retailer 9
-
$724 AUD
View
A
Retailer 10
-
$730 AUD
View
B+
Retailer 11
-
$861 AUD
View
B+
Retailer 12
-
$918 AUD
View
B+
Retailer 13
-
$1,042 AUD
View
B+
Retailer 14
-
$1,192 AUD
View
B+
Retailer 15
-
$1,263 AUD
View
B+
Retailer 16
-
$1,293 AUD
View
Retailer 17
-
$1,304 AUD
View
Price last confirmed 18 days ago
B
Retailer 18
-
$1,339 AUD
View
Retailer 19
-
$1,577 AUD
View
Price last confirmed 10 days ago
B
Retailer 20
-
$1,601 AUD
View
Most Expensive
B
Brilliant Earth
22455593A · Nov 4
$2,509 AUD
$1,760 USD
View
20 more retailers have this diamond
Prices start from $316 AUDSave up to $2,192 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
$316 AUD