Emerald|Lab Grown|IGI

0.90ct F SI1 Emerald Lab Grown Diamond

ID • F/SI1 • IGI LG445031320

Shape and cutting style on the report: Emerald cut

Certificate IGI LG445031320

Diamond specifications and retailer prices

From $117 USD
As of October 29, 2026
Save $1,036 USD (90%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $1,153 USD at MOH London · As of October 26, 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 LG445031320 or 445031320. Listed at 8 retailers as of October 26, 2026, with prices from $117 to $1,153, a $1,036 spread on the same certified stone. MOH London lists it at $1,153. 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
FluorescenceFaint
Crown angle28.6°
Pavilion angle42.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG445031320
Dimensions6.25 × 4.45 × 3.20 mm
L/W Ratio1.40
Culet sizeLong
Top View
6.25 mm4.45 mm0.90 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI LG445031320
Side View
Table 66.5%Crown 28.6°Girdle: ThickPavilion 42.6°Culet: LNGDepth 71.9%

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: $1,153 USD|Low: $107 USD|High: $1,166 USD|Avg: $408 USD|-1.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 31, 2026
Retailer 7$117 USD
Retailer 4$136 USD
Retailer 2$155 USD
Retailer 9$274 USD
Retailer 6$284 USD
Retailer 3$467 USD
Retailer 5$510 USD
Retailer 8$527 USD
Retailer 10$550 USD
MOH London$1,153 USD

18 data points across 10 retailers

8 retailers$117 USD to $1,153 USD

A
Cheapest Retailer
-
$117 USD
A
Retailer 2
-
$136 USD
View
A
Retailer 3
-
$155 USD
View
B+
Retailer 4
-
$284 USD
View
B+
Retailer 5
-
$467 USD
View
B+
Retailer 6
-
$510 USD
View
B
Retailer 7
-
$527 USD
View
Most Expensive
B
MOH London
LG445031320 · Oct 26
$1,153 USD
£908 GBP
View
7 more retailers have this diamond
Prices start from $117 USDSave up to $1,036 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
$117 USD