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Emerald|Lab Grown|IGI

1.01ct J SI2 Emerald Lab Grown Diamond

ID • J/SI2 • IGI LG407997021

Shape and cutting style on the report: Emerald cut

Certificate IGI LG407997021

Diamond specifications and retailer prices

From $790 USD
As of October 30, 2026
Save $2,664 USD (77%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $3,454 USD at MOH London · As of October 29, 2026
View at MOH London

About this 1.01ct lab-grown emerald diamond

This 1.01ct lab-grown emerald sits in the classic one-carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG407997021 or 407997021. Listed at 8 retailers as of October 29, 2026, with prices from $790 to $3,454, a $2,664 spread on the same certified stone. MOH London lists it at $3,454. 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

1.01
Carat
J
Color
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle28.5°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG407997021
Dimensions6.82 × 4.60 × 3.20 mm
L/W Ratio1.48
Culet sizeLong
Cert comments
This Laboratory grown diamond was created by chemical vapor deposition process (CVD) Type IIa
Top View
6.82 mm4.60 mm1.01 ctJ / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG407997021
Side View
Table 67.5%Crown 28.5°Girdle: STK-THKPavilion 40°Culet: LNGDepth 69.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $3,454 USD|Low: $759 USD|High: $3,477 USD|Avg: $1,745 USD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 29, 2026
Retailer 3$790 USD
Retailer 4$917 USD
Retailer 6$917 USD
Retailer 7$1,415 USD
Retailer 5$1,479 USD
Retailer 8$2,052 USD
Retailer 2$2,180 USD
MOH London$3,454 USD

11 data points across 8 retailers

8 retailers$790 USD to $3,454 USD

A
Cheapest Retailer
-
$790 USD
B+
Retailer 2
-
$860 USD
View
B+
Retailer 3
-
$917 USD
View
Retailer 4
-
$917 USD
View
Price last confirmed 17 days ago
B
Retailer 5
-
$1,479 USD
View
B
Retailer 6
-
$2,180 USD
View
C
Retailer 7
-
$2,577 USD
View
Most Expensive
B
MOH London
LG407997021 · Oct 29
$3,454 USD
£2,720 GBP
View
7 more retailers have this diamond
Prices start from $790 USDSave up to $2,664 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
1.01ct Emerald
$790 USD