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Emerald|Lab Grown|IGI

1.40ct F SI1 Emerald Lab Grown Diamond

ID • F/SI1 • IGI LG589388949

Shape and cutting style on the report: Emerald cut

Certificate IGI LG589388949

Diamond specifications and retailer prices

From $173 USD
As of October 27, 2026
Save $1,487 USD (90%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $1,660 USD at Do Amore Diamonds · As of October 27, 2026
View at Do Amore 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 F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG589388949 or 589388949. Listed at 8 retailers as of October 27, 2026, with prices from $173 to $1,660, a $1,487 spread on the same certified stone. Do Amore Diamonds lists it at $1,660. 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
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG589388949
Dimensions7.63 × 5.24 × 3.51 mm
L/W Ratio1.46
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.63 mm5.24 mm1.40 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG589388949
Side View
Table 62.0%Crown 36.1°Girdle: MediumPavilion 40°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 27
Current: $1,660 USD|Low: $134 USD|High: $1,660 USD|Avg: $642 USD|+3.8%
Do Amore Diamonds
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
October 25, 2026
Retailer 9$173 USD
Retailer 12$194 USD
Retailer 13$200 USD
Retailer 10$382 USD
Retailer 3$393 USD
Retailer 5$513 USD
Retailer 6$550 USD
Retailer 8$728 USD
Retailer 14$738 USD
Retailer 7$745 USD
Retailer 11$760 USD
Retailer 4$920 USD
Retailer 2$1,107 USD
Do Amore Diamonds$1,660 USD

16 data points across 14 retailers

8 retailers$173 USD to $1,660 USD

A
Cheapest Retailer
-
$173 USD
A
Retailer 2
-
$200 USD
View
B+
Retailer 3
-
$382 USD
View
B+
Retailer 4
-
$728 USD
View
Retailer 5
-
$745 USD
View
Price last confirmed 10 days ago
B
Retailer 6
-
$760 USD
View
B
Retailer 7
-
$1,107 USD
£872 GBP
View
Most Expensive
B
Do Amore Diamonds
27-9B42D7F84 · Oct 27
$1,660 USD
View
7 more retailers have this diamond
Prices start from $173 USDSave up to $1,487 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
$173 USD