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Emerald|Lab Grown|IGI

1.01ct J SI1 Emerald Lab Grown Diamond

ID • J/SI1 • IGI LG407945667

Shape and cutting style on the report: Emerald cut

Certificate IGI LG407945667

Diamond specifications and retailer prices

From $700 USD
As of October 29, 2026
Save $2,908 USD (81%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $3,608 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 SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG407945667 or 407945667. Listed at 10 retailers as of October 29, 2026, with prices from $700 to $3,608, a $2,908 spread on the same certified stone. MOH London lists it at $3,608. 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
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle25.7°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG407945667
Dimensions6.83 × 4.68 × 3.24 mm
L/W Ratio1.46
Culet sizeLong
Cert comments
This Laboratory grown diamond was created by chemical vapor deposition process (CVD) Type IIa
Top View
6.83 mm4.68 mm1.01 ctJ / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG407945667
Side View
Table 61.5%Crown 25.7°Girdle: MED-STKPavilion 40.8°Culet: LNGDepth 69.2%

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 29
Current: $3,608 USD|Low: $700 USD|High: $3,632 USD|Avg: $1,621 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
October 18, 2026
Retailer 5$700 USD
Retailer 4$912 USD
Retailer 10$992 USD
Retailer 6$1,058 USD
Retailer 9$1,058 USD
Retailer 11$1,235 USD
Retailer 3$1,546 USD
Retailer 7$1,697 USD
Retailer 2$2,354 USD
Retailer 8$2,975 USD
MOH London$3,608 USD

13 data points across 11 retailers

10 retailers$700 USD to $3,608 USD

A
Cheapest Retailer
-
$700 USD
B+
Retailer 2
-
$912 USD
View
B+
Retailer 3
-
$992 USD
View
B+
Retailer 4
-
$1,058 USD
View
Retailer 5
-
$1,058 USD
View
Price last confirmed 18 days ago
B
Retailer 6
-
$1,235 USD
View
B
Retailer 7
-
$1,697 USD
View
B
Retailer 8
-
$2,354 USD
View
C
Retailer 9
-
$2,975 USD
View
Most Expensive
B
MOH London
LG407945667 · Oct 29
$3,608 USD
£2,841 GBP
View
9 more retailers have this diamond
Prices start from $700 USDSave up to $2,908 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
$700 USD