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Emerald|Lab Grown|IGI

4.20ct D FL Emerald Lab Grown Diamond

EX • D/FL • IGI LG823694940

Shape and cutting style on the report: Emerald cut

Certificate IGI LG823694940

Diamond specifications and retailer prices

From €4,267 EUR
$4,767 USD
As of October 30, 2026
Save €13,461 EUR (76%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: €17,728 EUR at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 4.2ct lab-grown emerald diamond

This 4.2ct 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 LG823694940 or 823694940. Listed at 21 retailers as of October 30, 2026, with prices from €4,267 to €17,728, a €13,461 spread on the same certified stone. Taylor and Hart lists it at €17,728. 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

4.20
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG823694940
Dimensions11.32 × 7.43 × 4.84 mm
L/W Ratio1.52
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
11.32 mm7.43 mm4.20 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG823694940
Side View
Table 66.0%Crown 33.9°Girdle: MediumPavilion 40.3°Culet: LargeDepth 65.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: €12,728 EUR|Low: €4,472 EUR|High: €20,163 EUR|Avg: €9,588 EUR|-35.7%
Retailer 1
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
Retailer 15
Retailer 16
Taylor and Hart
October 30, 2026
Retailer 16€4,472 EUR
Retailer 4€4,778 EUR
Retailer 15€4,977 EUR
Retailer 3€5,628 EUR
Retailer 5€5,889 EUR
Retailer 9€6,301 EUR
Retailer 14€6,321 EUR
Retailer 6€6,998 EUR
Retailer 2€7,651 EUR
Retailer 11€8,095 EUR
Retailer 12€10,302 EUR
Retailer 10€10,534 EUR
Retailer 13€11,836 EUR
Retailer 1€12,728 EUR
Retailer 7€13,758 EUR
Retailer 8€17,061 EUR
Taylor and Hart€17,728 EUR

39 data points across 17 retailers

21 retailers€4,267 EUR to €17,728 EUR

A
Cheapest Retailer
-
€4,267 EUR
$4,767 USD
A
Retailer 2
-
€4,472 EUR
$4,996 USD
View
A
Retailer 3
-
€4,778 EUR
$5,338 USD
View
Final sale: no returns
A
Retailer 4
-
€4,949 EUR
$5,529 USD
View
Retailer 5
-
€4,949 EUR
$5,529 USD
View
Price last confirmed 14 days ago
A
Retailer 6
-
€4,977 EUR
$5,560 USD
View
A
Retailer 7
-
€5,628 EUR
$6,288 USD
View
A
Retailer 8
-
€5,889 EUR
HK$51,400 HKD
View
A
Retailer 9
-
€6,185 EUR
$6,910 USD
View
A
Retailer 10
-
€6,301 EUR
£5,543 GBP
View
A
Retailer 11
-
€6,321 EUR
$7,062 USD
View
B+
Retailer 12
-
€6,998 EUR
£6,156 GBP
View
B+
Retailer 13
-
€7,651 EUR
$8,548 USD
View
B+
Retailer 14
-
€8,095 EUR
View
B+
Retailer 15
-
€10,302 EUR
£9,063 GBP
View
B+
Retailer 16
-
€10,534 EUR
ZAR 190,118 ZAR
View
B+
Retailer 17
-
€11,836 EUR
$13,223 USD
View
B+
Retailer 18
-
€12,728 EUR
$14,220 USD
View
B
Retailer 19
-
€13,758 EUR
$15,370 USD
View
B
Retailer 20
-
€17,061 EUR
SGD 25,757 SGD
View
Most Expensive
B
Taylor and Hart
AQMGJ0B · Oct 30
€17,728 EUR
$19,806 USD
View
20 more retailers have this diamond
Prices start from €4,267 EURSave up to €13,461 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
4.20ct Emerald
€4,267 EUR