Emerald|Lab Grown|IGI

1.40ct E SI1 Emerald Lab Grown Diamond

ID • E/SI1 • IGI LG719550958

Shape and cutting style on the report: Emerald cut

Certificate IGI LG719550958

Diamond specifications and retailer prices

From $160 USD
As of October 30, 2026
Save $906 USD (85%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,066 USD at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 1.4ct lab-grown emerald diamond

This 1.4ct lab-grown emerald sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG719550958 or 719550958. Listed at 15 retailers as of October 30, 2026, with prices from $160 to $1,066, a $906 spread on the same certified stone. Reve Diamonds lists it at $1,066. 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

1.40
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG719550958
Dimensions7.70 × 5.27 × 3.53 mm
L/W Ratio1.46
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.70 mm5.27 mm1.40 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG719550958
Side View
Table 65.0%Crown 35.5°Girdle: MediumPavilion 40.2°Culet: LargeDepth 67.0%

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: Oct 30
Current: $199 USD|Low: $125 USD|High: $1,066 USD|Avg: $400 USD|+59.2%
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
Reve Diamonds
October 30, 2026
Retailer 9$160 USD
Retailer 5$181 USD
Retailer 2$193 USD
Retailer 4$193 USD
Retailer 1$199 USD
Retailer 11$334 USD
Retailer 8$349 USD
Retailer 7$359 USD
Retailer 13$513 USD
Retailer 6$527 USD
Retailer 3$622 USD
Retailer 10$692 USD
Retailer 14$870 USD
Retailer 12$909 USD
Reve Diamonds$1,066 USD

46 data points across 15 retailers

15 retailers$160 USD to $1,066 USD

A
Cheapest Retailer
-
$160 USD
A
Retailer 2
-
$181 USD
View
A
Retailer 3
-
$193 USD
View
A
Retailer 4
-
$193 USD
View
A
Retailer 5
-
$199 USD
View
Final sale: no returns
A
Retailer 6
-
$334 USD
€318 EUR
View
A
Retailer 7
-
$349 USD
£275 GBP
View
B+
Retailer 8
-
$359 USD
View
B+
Retailer 9
-
$513 USD
View
B+
Retailer 10
-
$527 USD
View
B+
Retailer 11
-
$622 USD
View
B+
Retailer 12
-
$692 USD
View
B
Retailer 13
-
$870 USD
View
B
Retailer 14
-
$909 USD
£716 GBP
View
Most Expensive
B
Reve Diamonds
9276EF30C · Oct 30
$1,066 USD
View
14 more retailers have this diamond
Prices start from $160 USDSave up to $906 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
1.40ct Emerald
$160 USD