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Emerald|Lab Grown|IGI

1.00ct F SI1 Emerald Lab Grown Diamond

ID • F/SI1 • IGI LG640461396

Shape and cutting style on the report: Emerald cut

Certificate IGI LG640461396

Diamond specifications and retailer prices

From $134 USD
As of November 1, 2026
Save $1,253 USD (90%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,387 USD at MOH London · As of October 26, 2026
View at MOH London

About this 1ct lab-grown emerald diamond

This 1ct lab-grown emerald sits in the classic one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG640461396 or 640461396. Listed at 19 retailers as of October 26, 2026, with prices from $134 to $1,387, a $1,253 spread on the same certified stone. MOH London lists it at $1,387. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.00
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.4°
Pavilion angle41.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG640461396
Dimensions6.66 × 4.68 × 3.19 mm
L/W Ratio1.42
Culet sizeLong
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
6.66 mm4.68 mm1.00 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG640461396
Side View
Table 66.0%Crown 38.4°Girdle: MED-STKPavilion 41.8°Culet: LNGDepth 68.2%

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: $1,387 USD|Low: $134 USD|High: $1,387 USD|Avg: $391 USD|+57.3%
MOH London
Retailer 2
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Retailer 19
November 2, 2026
Retailer 13$134 USD
Retailer 6$148 USD
Retailer 18$155 USD
Retailer 3$166 USD
Retailer 15$166 USD
Retailer 10$192 USD
Retailer 9$225 USD
Retailer 2$280 USD
Retailer 14$297 USD
Retailer 17$315 USD
Retailer 4$412 USD
Retailer 11$425 USD
Retailer 8$460 USD
Retailer 16$533 USD
Retailer 12$550 USD
Retailer 19$563 USD
Retailer 5$589 USD
Retailer 7$982 USD
MOH London$1,387 USD

37 data points across 19 retailers

19 retailers$134 USD to $1,387 USD

A
Cheapest Retailer
-
$134 USD
A
Retailer 2
-
$148 USD
View
Final sale: no returns
A
Retailer 3
-
$155 USD
View
Retailer 4
-
$166 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
$166 USD
View
A
Retailer 6
-
$192 USD
HK$1,500 HKD
View
B+
Retailer 7
-
$225 USD
View
A
Retailer 8
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$280 USD
£221 GBP
View
A
Retailer 9
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$297 USD
€283 EUR
View
A
Retailer 10
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$315 USD
£248 GBP
View
B+
Retailer 11
-
$412 USD
View
B+
Retailer 12
-
$425 USD
View
B+
Retailer 13
-
$460 USD
SGD 622 SGD
View
B+
Retailer 14
-
$533 USD
View
B+
Retailer 15
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$550 USD
View
B+
Retailer 16
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$563 USD
View
B+
Retailer 17
-
$589 USD
View
B
Retailer 18
-
$982 USD
View
Most Expensive
C
MOH London
LG640461396 · Oct 26
$1,387 USD
£1,092 GBP
View
18 more retailers have this diamond
Prices start from $134 USDSave up to $1,253 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
1.00ct Emerald
$134 USD