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Emerald|Lab Grown|IGI

1.00ct I SI1 Emerald Lab Grown Diamond

ID • I/SI1 • IGI LG436045928

Shape and cutting style on the report: Emerald cut

Certificate IGI LG436045928

Diamond specifications and retailer prices

From €519 EUR
$580 USD
As of October 30, 2026
Save €3,000 EUR (85%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €3,519 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 I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG436045928 or 436045928. Listed at 11 retailers as of October 29, 2026, with prices from €519 to €3,519, a €3,000 spread on the same certified stone. MOH London lists it at €3,519. 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

1.00
Carat
I
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle28.4°
Pavilion angle38.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG436045928
Dimensions6.59 × 4.81 × 3.23 mm
L/W Ratio1.37
Culet sizeLong
Cert comments
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Top View
6.59 mm4.81 mm1.00 ctI / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG436045928
Side View
Table 66.0%Crown 28.4°Girdle: MED-STKPavilion 38.8°Culet: LNGDepth 67.2%

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 30
Current: €3,519 EUR|Low: €519 EUR|High: €3,547 EUR|Avg: €1,541 EUR|+0.6%
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
Retailer 14
October 30, 2026
Retailer 2€519 EUR
Retailer 8€890 EUR
Retailer 13€968 EUR
Retailer 14€996 EUR
Retailer 9€1,032 EUR
Retailer 12€1,032 EUR
Retailer 6€1,148 EUR
Retailer 3€1,190 EUR
Retailer 4€1,486 EUR
Retailer 10€1,649 EUR
Retailer 11€1,934 EUR
Retailer 7€2,224 EUR
Retailer 5€2,956 EUR
MOH London€3,519 EUR

19 data points across 14 retailers

11 retailers€519 EUR to €3,519 EUR

A
Cheapest Retailer
-
€519 EUR
$580 USD
B+
Retailer 2
-
€890 EUR
$994 USD
View
B+
Retailer 3
-
€968 EUR
$1,081 USD
View
B+
Retailer 4
-
€996 EUR
$1,113 USD
View
Final sale: no returns
Retailer 5
-
€1,032 EUR
$1,153 USD
View
Price last confirmed 19 days ago
B+
Retailer 6
-
€1,032 EUR
$1,153 USD
View
B+
Retailer 7
-
€1,190 EUR
$1,330 USD
View
B
Retailer 8
-
€1,649 EUR
$1,842 USD
View
B
Retailer 9
-
€1,934 EUR
$2,161 USD
View
B
Retailer 10
-
€2,224 EUR
$2,485 USD
View
Most Expensive
B
MOH London
LG436045928 · Oct 29
€3,519 EUR
£3,096 GBP
View
10 more retailers have this diamond
Prices start from €519 EURSave up to €3,000 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