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Emerald|Lab Grown|IGI

0.90ct F SI1 Emerald Lab Grown Diamond

ID • F/SI1 • IGI LG581345779

Shape and cutting style on the report: Emerald cut

Certificate IGI LG581345779

Diamond specifications and retailer prices

From $128 USD
As of October 29, 2026
Save $1,202 USD (90%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,330 USD at MOH London · As of October 25, 2026
View at MOH London

About this 0.9ct lab-grown emerald diamond

This 0.9ct lab-grown emerald sits in the just-under-one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG581345779 or 581345779. Listed at 15 retailers as of October 25, 2026, with prices from $128 to $1,330, a $1,202 spread on the same certified stone. MOH London lists it at $1,330. 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

0.90
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.3°
Pavilion angle37°
OriginLab Grown
Grading LabIGI
CertificateIGI LG581345779
Dimensions6.51 × 4.41 × 3.00 mm
L/W Ratio1.48
Girdle conditionFaceted
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
6.51 mm4.41 mm0.90 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG581345779
Side View
Table 62.0%Crown 37.3°Girdle: Slightly ThickPavilion 37°Culet: LNGDepth 68.0%

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 29
Current: $1,330 USD|Low: $123 USD|High: $1,344 USD|Avg: $391 USD|-0.9%
MOH London
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 31, 2026
Retailer 10$128 USD
Retailer 3$144 USD
Retailer 9$149 USD
Retailer 12$159 USD
Retailer 14$225 USD
Retailer 2$266 USD
Retailer 7$289 USD
Retailer 5$309 USD
Retailer 8$327 USD
Retailer 4$402 USD
Retailer 11$511 USD
Retailer 13$540 USD
Retailer 6$770 USD
MOH London$1,330 USD

43 data points across 14 retailers

15 retailers$128 USD to $1,330 USD

A
Cheapest Retailer
-
$128 USD
A
Retailer 2
-
$144 USD
View
Final sale: no returns
A
Retailer 3
-
$149 USD
View
A
Retailer 4
-
$159 USD
View
A
Retailer 5
-
$192 USD
HK$1,500 HKD
View
B+
Retailer 6
-
$225 USD
View
A
Retailer 7
-
$266 USD
£210 GBP
View
A
Retailer 8
-
$289 USD
€275 EUR
View
A
Retailer 9
-
$309 USD
View
A
Retailer 10
-
$327 USD
£258 GBP
View
B+
Retailer 11
-
$402 USD
View
B+
Retailer 12
-
$460 USD
SGD 622 SGD
View
B+
Retailer 13
-
$511 USD
View
B
Retailer 14
-
$540 USD
View
Most Expensive
B
MOH London
LG581345779 · Oct 25
$1,330 USD
£1,047 GBP
View
14 more retailers have this diamond
Prices start from $128 USDSave up to $1,202 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
0.90ct Emerald
$128 USD