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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 $222 USD
As of November 4, 2026
Save $1,538 USD (87%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $1,760 USD 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 $222 to $1,760, a $1,538 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
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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $508 USD|Low: $222 USD|High: $1,123 USD|Avg: $631 USD|+1.6%
Retailer 1
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Retailer 20
November 5, 2026
Retailer 19$222 USD
Retailer 18$258 USD
Retailer 4$276 USD
Retailer 5$276 USD
Retailer 13$307 USD
Retailer 10$372 USD
Retailer 15$476 USD
Retailer 16$500 USD
Retailer 1$508 USD
Retailer 3$512 USD
Retailer 8$604 USD
Retailer 12$644 USD
Retailer 14$731 USD
Retailer 6$836 USD
Retailer 20$886 USD
Retailer 11$907 USD
Retailer 2$915 USD
Retailer 9$939 USD
Retailer 17$1,106 USD
Retailer 7$1,123 USD

23 data points across 20 retailers

21 retailers$222 USD to $1,760 USD

A
Cheapest Retailer
-
$222 USD
A
Retailer 2
-
$258 USD
View
A
Retailer 3
-
$276 USD
View
Retailer 4
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$276 USD
View
Price last confirmed 11 days ago
A
Retailer 5
-
$307 USD
View
B+
Retailer 6
-
$372 USD
View
A
Retailer 7
-
$476 USD
View
Retailer 8
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$500 USD
View
Price last confirmed 7 days ago
A
Retailer 9
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$508 USD
View
A
Retailer 10
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$512 USD
View
B+
Retailer 11
-
$604 USD
View
B+
Retailer 12
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$644 USD
View
B+
Retailer 13
-
$731 USD
View
B+
Retailer 14
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$836 USD
View
B+
Retailer 15
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$886 USD
View
B+
Retailer 16
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$907 USD
View
Retailer 17
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$915 USD
View
Price last confirmed 18 days ago
B
Retailer 18
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$939 USD
View
Retailer 19
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$1,106 USD
View
Price last confirmed 10 days ago
B
Retailer 20
-
$1,123 USD
View
Most Expensive
B
Brilliant Earth
22455593A · Nov 4
$1,760 USD
View
20 more retailers have this diamond
Prices start from $222 USDSave up to $1,538 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
$222 USD