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Emerald|Lab Grown|IGI

1.51ct F FL Emerald Lab Grown Diamond

ID • F/FL • IGI LG800681308

Shape and cutting style on the report: Emerald cut

Certificate IGI LG800681308

Diamond specifications and retailer prices

From $393 USD
As of November 1, 2026
Save $2,907 USD (88%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $3,300 USD at Brilliant Earth · As of November 2, 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 FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG800681308 or 800681308. Listed at 20 retailers as of November 1, 2026, with prices from $393 to $3,300, a $2,907 spread on the same certified stone. Brilliant Earth lists it at $3,300. 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
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.8°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800681308
Dimensions7.69 × 5.33 × 3.63 mm
L/W Ratio1.44
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
7.69 mm5.33 mm1.51 ctF / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800681308
Side View
Table 60.0%Crown 32.8°Girdle: Slightly ThickPavilion 41.2°Culet: LargeDepth 68.1%

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: $3,300 USD|Low: $377 USD|High: $3,400 USD|Avg: $1,139 USD|-2.9%
Brilliant Earth
Retailer 2
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Retailer 7
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Retailer 12
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Retailer 17
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Retailer 19
Retailer 20
November 2, 2026
Retailer 19$393 USD
Retailer 3$440 USD
Retailer 20$440 USD
Retailer 5$487 USD
Retailer 8$487 USD
Retailer 6$730 USD
Retailer 17$770 USD
Retailer 7$773 USD
Retailer 18$775 USD
Retailer 14$799 USD
Retailer 13$840 USD
Retailer 10$1,037 USD
Retailer 2$1,222 USD
Retailer 11$1,539 USD
Retailer 4$1,565 USD
Retailer 12$1,602 USD
Retailer 9$1,645 USD
Retailer 16$1,705 USD
Retailer 15$1,902 USD
Brilliant Earth$3,300 USD

38 data points across 20 retailers

20 retailers$393 USD to $3,300 USD

A
Cheapest Retailer
-
$393 USD
A
Retailer 2
-
$440 USD
View
Final sale: no returns
A
Retailer 3
-
$440 USD
View
Retailer 4
-
$487 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$487 USD
View
A
Retailer 6
-
$730 USD
View
A
Retailer 7
-
$770 USD
€733 EUR
View
A
Retailer 8
-
$773 USD
View
B+
Retailer 9
-
$775 USD
View
A
Retailer 10
-
$799 USD
£629 GBP
View
A
Retailer 11
-
$840 USD
ZAR 13,567 ZAR
View
B+
Retailer 12
-
$1,037 USD
View
B+
Retailer 13
-
$1,222 USD
View
B
Retailer 14
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$1,565 USD
View
B
Retailer 15
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$1,570 USD
View
B
Retailer 16
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$1,602 USD
View
Retailer 17
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$1,645 USD
View
Price last confirmed 36 days ago
B
Retailer 18
-
$1,705 USD
View
B
Retailer 19
-
$1,902 USD
£1,498 GBP
View
Most Expensive
B
Brilliant Earth
21370912A · Nov 2
$3,300 USD
View
19 more retailers have this diamond
Prices start from $393 USDSave up to $2,907 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
$393 USD