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Emerald|Lab Grown|IGI

1.01ct J SI1 Emerald Lab Grown Diamond

ID • J/SI1 • IGI LG407997020

Shape and cutting style on the report: Emerald cut

Certificate IGI LG407997020

Diamond specifications and retailer prices

From €816 EUR
$912 USD
As of October 30, 2026
Save €2,413 EUR (75%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: €3,230 EUR 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 LG407997020 or 407997020. Listed at 9 retailers as of October 29, 2026, with prices from €816 to €3,230, a €2,413 spread on the same certified stone. MOH London lists it at €3,230. 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
SymmetryExcellent
FluorescenceNone
Crown angle23°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG407997020
Dimensions6.79 × 4.81 × 3.20 mm
L/W Ratio1.41
Culet sizeLong
Cert comments
This Laboratory grown diamond was created by chemical vapor deposition process (CVD) Type IIa
Top View
6.79 mm4.81 mm1.01 ctJ / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG407997020
Side View
Table 62.0%Crown 23°Girdle: MED-STKPavilion 39.5°Culet: LNGDepth 66.5%

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: €3,230 EUR|Low: €784 EUR|High: €3,255 EUR|Avg: €1,622 EUR|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 29, 2026
Retailer 4€816 EUR
Retailer 5€947 EUR
Retailer 7€947 EUR
Retailer 2€1,105 EUR
Retailer 8€1,384 EUR
Retailer 6€1,519 EUR
Retailer 3€2,107 EUR
MOH London€3,230 EUR

19 data points across 8 retailers

9 retailers€816 EUR to €3,230 EUR

A
Cheapest Retailer
-
€816 EUR
$912 USD
B+
Retailer 2
-
€888 EUR
$992 USD
View
B+
Retailer 3
-
€947 EUR
$1,058 USD
View
Retailer 4
-
€947 EUR
$1,058 USD
View
Price last confirmed 19 days ago
B
Retailer 5
-
€1,105 EUR
$1,235 USD
View
B
Retailer 6
-
€1,519 EUR
$1,697 USD
View
B
Retailer 7
-
€2,107 EUR
$2,354 USD
View
B
Retailer 8
-
€2,663 EUR
$2,975 USD
View
Most Expensive
B
MOH London
LG407997020 · Oct 29
€3,230 EUR
£2,841 GBP
View
8 more retailers have this diamond
Prices start from €816 EURSave up to €2,413 EUR

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
€816 EUR