Emerald|Lab Grown|IGI

4.23ct D FL Emerald Lab Grown Diamond

EX • D/FL • IGI LG799676746

Shape and cutting style on the report: Emerald cut

Certificate IGI LG799676746

Diamond specifications and retailer prices

From €4,296 EUR
$4,799 USD
As of October 30, 2026
Save €13,559 EUR (76%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: €17,855 EUR at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 4.23ct lab-grown emerald diamond

This 4.23ct lab-grown emerald sits in the three to five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG799676746 or 799676746. Listed at 23 retailers as of October 30, 2026, with prices from €4,296 to €17,855, a €13,559 spread on the same certified stone. Taylor and Hart lists it at €17,855. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

4.23
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.7°
Pavilion angle38.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799676746
Dimensions11.14 × 7.68 × 4.94 mm
L/W Ratio1.45
Culet sizeLarge
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
11.14 mm7.68 mm4.23 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799676746
Side View
Table 64.0%Crown 31.7°Girdle: MediumPavilion 38.4°Culet: LargeDepth 64.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: €12,818 EUR|Low: €4,124 EUR|High: €19,952 EUR|Avg: €8,453 EUR|-35.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
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Retailer 11
Retailer 12
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Retailer 17
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Retailer 21
Taylor and Hart
October 30, 2026
Retailer 20€4,296 EUR
Retailer 21€4,502 EUR
Retailer 6€4,671 EUR
Retailer 7€4,811 EUR
Retailer 3€4,983 EUR
Retailer 14€4,983 EUR
Retailer 19€5,008 EUR
Retailer 5€5,698 EUR
Retailer 8€5,935 EUR
Retailer 13€6,227 EUR
Retailer 12€6,346 EUR
Retailer 18€6,364 EUR
Retailer 9€7,039 EUR
Retailer 4€7,703 EUR
Retailer 16€8,152 EUR
Retailer 17€10,373 EUR
Retailer 15€10,606 EUR
Retailer 2€12,578 EUR
Retailer 1€12,818 EUR
Retailer 10€13,852 EUR
Retailer 11€17,185 EUR
Taylor and Hart€17,855 EUR

41 data points across 22 retailers

23 retailers€4,296 EUR to €17,855 EUR

A
Cheapest Retailer
-
€4,296 EUR
$4,799 USD
A
Retailer 2
-
€4,502 EUR
$5,030 USD
View
A
Retailer 3
-
€4,671 EUR
$5,218 USD
View
A
Retailer 4
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€4,811 EUR
$5,375 USD
View
Final sale: no returns
A
Retailer 5
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€4,983 EUR
$5,567 USD
View
Retailer 6
-
€4,983 EUR
$5,567 USD
View
Price last confirmed 15 days ago
A
Retailer 7
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€5,008 EUR
$5,595 USD
View
A
Retailer 8
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€5,698 EUR
$6,366 USD
View
A
Retailer 9
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€5,935 EUR
HK$51,800 HKD
View
A
Retailer 10
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€6,227 EUR
$6,957 USD
View
A
Retailer 11
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€6,346 EUR
£5,582 GBP
View
A
Retailer 12
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€6,364 EUR
$7,110 USD
View
B+
Retailer 13
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€7,039 EUR
£6,192 GBP
View
B+
Retailer 14
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€7,703 EUR
$8,606 USD
View
B+
Retailer 15
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€8,152 EUR
View
B+
Retailer 16
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€10,373 EUR
£9,125 GBP
View
B+
Retailer 17
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€10,606 EUR
ZAR 191,415 ZAR
View
B
Retailer 18
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€11,920 EUR
$13,317 USD
View
B
Retailer 19
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€12,578 EUR
$14,052 USD
View
B+
Retailer 20
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€12,818 EUR
$14,320 USD
View
B
Retailer 21
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€13,852 EUR
$15,475 USD
View
B
Retailer 22
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€17,185 EUR
SGD 25,945 SGD
View
Most Expensive
B
Taylor and Hart
T2HCUKQ · Oct 30
€17,855 EUR
$19,947 USD
View
22 more retailers have this diamond
Prices start from €4,296 EURSave up to €13,559 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
4.23ct Emerald
€4,296 EUR