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Emerald|Lab Grown|IGI

1.00ct J SI1 Emerald Lab Grown Diamond

VG • J/SI1 • IGI LG407981485

Shape and cutting style on the report: Emerald cut

Certificate IGI LG407981485

Diamond specifications and retailer prices

From €519 EUR
$580 USD
As of October 30, 2026
Save €2,679 EUR (84%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €3,198 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 1ct lab-grown emerald diamond

This 1ct lab-grown emerald sits in the classic one-carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG407981485 or 407981485. Listed at 10 retailers as of October 29, 2026, with prices from €519 to €3,198, a €2,679 spread on the same certified stone. MOH London lists it at €3,198. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.00
Carat
J
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle27.8°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG407981485
Dimensions6.50 × 4.75 × 3.37 mm
L/W Ratio1.37
Culet sizeLong
Cert comments
This Laboratory grown diamond was created by chemical vapor deposition process (CVD) Type IIa
Top View
6.50 mm4.75 mm1.00 ctJ / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG407981485
Side View
Table 59.5%Crown 27.8°Girdle: MED-STKPavilion 39.3°Culet: LNGDepth 70.9%

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: €3,198 EUR|Low: €519 EUR|High: €3,219 EUR|Avg: €1,413 EUR|-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 30, 2026
Retailer 2€519 EUR
Retailer 5€808 EUR
Retailer 10€880 EUR
Retailer 6€938 EUR
Retailer 9€938 EUR
Retailer 11€1,096 EUR
Retailer 3€1,372 EUR
Retailer 7€1,506 EUR
Retailer 4€2,086 EUR
Retailer 8€2,637 EUR
MOH London€3,198 EUR

16 data points across 11 retailers

10 retailers€519 EUR to €3,198 EUR

A
Cheapest Retailer
-
€519 EUR
$580 USD
B+
Retailer 2
-
€808 EUR
$903 USD
View
B+
Retailer 3
-
€880 EUR
$983 USD
View
B
Retailer 4
-
€938 EUR
$1,048 USD
View
Retailer 5
-
€938 EUR
$1,048 USD
View
Price last confirmed 18 days ago
B
Retailer 6
-
€1,096 EUR
$1,225 USD
View
B
Retailer 7
-
€1,506 EUR
$1,682 USD
View
C
Retailer 8
-
€2,086 EUR
$2,331 USD
View
C
Retailer 9
-
€2,637 EUR
$2,946 USD
View
Most Expensive
C
MOH London
LG407981485 · Oct 29
€3,198 EUR
£2,813 GBP
View
9 more retailers have this diamond
Prices start from €519 EURSave up to €2,679 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
1.00ct Emerald
€519 EUR