Emerald|Lab Grown|IGI

1.81ct J SI1 Emerald Lab Grown Diamond

ID • J/SI1 • IGI LG436046812

Shape and cutting style on the report: Emerald cut

Certificate IGI LG436046812

Diamond specifications and retailer prices

From $1,339 USD
As of October 30, 2026
Save $3,679 USD (73%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $5,018 USD at MOH London · As of October 29, 2026
View at MOH London

About this 1.81ct lab-grown emerald diamond

This 1.81ct lab-grown emerald sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG436046812 or 436046812. Listed at 11 retailers as of October 29, 2026, with prices from $1,339 to $5,018, a $3,679 spread on the same certified stone. MOH London lists it at $5,018. 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

1.81
Carat
J
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle25.3°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG436046812
Dimensions7.98 × 5.73 × 3.91 mm
L/W Ratio1.39
Culet sizeLong
Cert comments
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Top View
7.98 mm5.73 mm1.81 ctJ / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG436046812
Side View
Table 62.0%Crown 25.3°Girdle: MED-STKPavilion 41.1°Culet: LNGDepth 68.2%

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: $5,018 USD|Low: $1,286 USD|High: $5,058 USD|Avg: $2,316 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
October 29, 2026
Retailer 2$1,339 USD
Retailer 6$1,350 USD
Retailer 11$1,457 USD
Retailer 12$1,499 USD
Retailer 7$1,554 USD
Retailer 10$1,554 USD
Retailer 13$1,725 USD
Retailer 4$2,145 USD
Retailer 8$2,455 USD
Retailer 3$2,896 USD
Retailer 9$2,912 USD
Retailer 5$4,448 USD
MOH London$5,018 USD

17 data points across 13 retailers

11 retailers$1,339 USD to $5,018 USD

A
Cheapest Retailer
-
$1,339 USD
A
Retailer 2
-
$1,350 USD
View
B+
Retailer 3
-
$1,457 USD
View
B+
Retailer 4
-
$1,499 USD
View
Final sale: no returns
B+
Retailer 5
-
$1,554 USD
View
Retailer 6
-
$1,554 USD
View
Price last confirmed 17 days ago
B+
Retailer 7
-
$1,725 USD
View
B
Retailer 8
-
$2,455 USD
View
B
Retailer 9
-
$2,896 USD
View
B
Retailer 10
-
$2,912 USD
View
Most Expensive
B
MOH London
LG436046812 · Oct 29
$5,018 USD
£3,951 GBP
View
10 more retailers have this diamond
Prices start from $1,339 USDSave up to $3,679 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
1.81ct Emerald
$1,339 USD