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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 $216 USD
As of November 1, 2026
Save $1,544 USD (88%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $1,760 USD at Brilliant Earth · As of October 31, 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 October 31, 2026, with prices from $216 to $1,760, a $1,544 spread on the same certified stone. Brilliant Earth lists it at $1,760. 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
Color
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 1
Current: $1,760 USD|Low: $210 USD|High: $1,850 USD|Avg: $669 USD|-4.9%
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
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Retailer 21
November 2, 2026
Retailer 10$216 USD
Retailer 9$241 USD
Retailer 6$251 USD
Retailer 3$268 USD
Retailer 21$268 USD
Retailer 18$459 USD
Retailer 13$463 USD
Retailer 2$497 USD
Retailer 5$510 USD
Retailer 16$597 USD
Retailer 20$626 USD
Retailer 15$707 USD
Retailer 7$818 USD
Retailer 19$822 USD
Retailer 4$861 USD
Retailer 11$872 USD
Retailer 17$905 USD
Retailer 8$914 USD
Retailer 14$1,091 USD
Retailer 12$1,091 USD
Brilliant Earth$1,760 USD

31 data points across 21 retailers

21 retailers$216 USD to $1,760 USD

A
Cheapest Retailer
-
$216 USD
A
Retailer 2
-
$241 USD
View
Final sale: no returns
A
Retailer 3
-
$251 USD
View
Retailer 4
-
$268 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
$268 USD
View
A
Retailer 6
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$459 USD
View
A
Retailer 7
-
$463 USD
ZAR 7,474 ZAR
View
A
Retailer 8
-
$497 USD
£391 GBP
View
A
Retailer 9
-
$510 USD
View
A
Retailer 10
-
$597 USD
View
A
Retailer 11
-
$626 USD
A$963 AUD
View
B+
Retailer 12
-
$707 USD
View
B+
Retailer 13
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$818 USD
View
B+
Retailer 14
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$822 USD
A$1,265 AUD
View
B+
Retailer 15
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$861 USD
View
B+
Retailer 16
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$872 USD
SGD 1,179 SGD
View
B+
Retailer 17
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$905 USD
View
B+
Retailer 18
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$914 USD
View
Retailer 19
-
$1,091 USD
£859 GBP
View
Price last confirmed 14 days ago
B
Retailer 20
-
$1,091 USD
View
Most Expensive
B
Brilliant Earth
21494241A · Oct 31
$1,760 USD
View
20 more retailers have this diamond
Prices start from $216 USDSave up to $1,544 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
1.51ct Emerald
$216 USD