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Emerald|Lab Grown|IGI

0.90ct F SI1 Emerald Lab Grown Diamond

ID • F/SI1 • IGI LG571301663

Shape and cutting style on the report: Emerald cut

Certificate IGI LG571301663

Diamond specifications and retailer prices

From $132 USD
As of October 30, 2026
Save $1,094 USD (89%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $1,226 USD at MOH London · As of October 29, 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 LG571301663 or 571301663. Listed at 16 retailers as of October 29, 2026, with prices from $132 to $1,226, a $1,094 spread on the same certified stone. MOH London lists it at $1,226. 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 angle36.3°
Pavilion angle37.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG571301663
Dimensions6.30 × 4.42 × 3.03 mm
L/W Ratio1.43
Culet sizeLong
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
6.30 mm4.42 mm0.90 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG571301663
Side View
Table 66.0%Crown 36.3°Girdle: STK-THKPavilion 37.2°Culet: LNGDepth 68.6%

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: $1,226 USD|Low: $118 USD|High: $1,233 USD|Avg: $346 USD|-0.5%
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
Retailer 15
October 30, 2026
Retailer 6$118 USD
Retailer 3$132 USD
Retailer 4$137 USD
Retailer 7$154 USD
Retailer 12$155 USD
Retailer 9$276 USD
Retailer 14$284 USD
Retailer 8$298 USD
Retailer 10$300 USD
Retailer 11$360 USD
Retailer 5$390 USD
Retailer 13$425 USD
Retailer 15$469 USD
Retailer 2$480 USD
MOH London$1,226 USD

38 data points across 15 retailers

16 retailers$132 USD to $1,226 USD

Retailer 1
-
$118 USD
Price last confirmed 38 days ago
A
Retailer 2
-
$132 USD
View
Final sale: no returns
Retailer 3
-
$137 USD
View
Price last confirmed 38 days ago
Retailer 4
-
$154 USD
View
Price last confirmed 36 days ago
A
Retailer 5
-
$155 USD
View
A
Retailer 6
-
$276 USD
€263 EUR
View
A
Retailer 7
-
$284 USD
View
A
Retailer 8
-
$298 USD
£235 GBP
View
A
Retailer 9
-
$300 USD
£237 GBP
View
B+
Retailer 10
-
$360 USD
View
B+
Retailer 11
-
$390 USD
View
B+
Retailer 12
-
$425 USD
View
B+
Retailer 13
-
$445 USD
£350 GBP
View
Retailer 14
-
$469 USD
View
Price last confirmed 31 days ago
B+
Retailer 15
-
$480 USD
View
Most Expensive
B
MOH London
LG571301663 · Oct 29
$1,226 USD
£965 GBP
View
15 more retailers have this diamond
Prices start from $132 USDSave up to $1,094 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
$132 USD