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Emerald|Lab Grown|IGI

0.86ct J SI1 Emerald Lab Grown Diamond

ID • J/SI1 • IGI LG526288899

Shape and cutting style on the report: Emerald cut

Certificate IGI LG526288899

Diamond specifications and retailer prices

From $190 USD
As of October 29, 2026
Save $920 USD (83%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,110 USD at MOH London · As of October 29, 2026
View at MOH London

About this 0.86ct lab-grown emerald diamond

This 0.86ct lab-grown emerald sits in the just-under-one-carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG526288899 or 526288899. Listed at 11 retailers as of October 29, 2026, with prices from $190 to $1,110, a $920 spread on the same certified stone. MOH London lists it at $1,110. 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

0.86
Carat
J
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle23.5°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG526288899
Dimensions6.59 × 4.38 × 3.00 mm
L/W Ratio1.50
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
6.59 mm4.38 mm0.86 ctJ / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG526288899
Side View
Table 66.5%Crown 23.5°Girdle: MediumPavilion 39.5°Culet: LNGDepth 68.5%

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: $1,110 USD|Low: $183 USD|High: $1,118 USD|Avg: $515 USD|+0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 29, 2026
Retailer 5$190 USD
Retailer 11$221 USD
Retailer 7$236 USD
Retailer 10$236 USD
Retailer 8$413 USD
Retailer 12$468 USD
Retailer 3$486 USD
Retailer 6$590 USD
Retailer 4$735 USD
Retailer 9$759 USD
Retailer 2$762 USD
MOH London$1,110 USD

16 data points across 12 retailers

11 retailers$190 USD to $1,110 USD

A
Cheapest Retailer
-
$190 USD
A
Retailer 2
-
$221 USD
View
A
Retailer 3
-
$236 USD
View
A
Retailer 4
-
$236 USD
View
A
Retailer 5
-
$413 USD
View
B+
Retailer 6
-
$468 USD
View
B+
Retailer 7
-
$486 USD
HK$3,800 HKD
View
B+
Retailer 8
-
$590 USD
View
B
Retailer 9
-
$759 USD
View
B
Retailer 10
-
$762 USD
View
Most Expensive
B
MOH London
LG526288899 · Oct 29
$1,110 USD
£874 GBP
View
10 more retailers have this diamond
Prices start from $190 USDSave up to $920 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
0.86ct Emerald
$190 USD