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Emerald|Lab Grown|IGI

4.51ct F IF Emerald Lab Grown Diamond

ID • F/IF • IGI LG751510633

Shape and cutting style on the report: Emerald cut

Certificate IGI LG751510633

Diamond specifications and retailer prices

From €2,726 EUR
$3,046 USD
As of October 30, 2026
Save €8,290 EUR (75%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: €11,016 EUR at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 4.51ct lab-grown emerald diamond

This 4.51ct lab-grown emerald sits in the three to five carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG751510633 or 751510633. Listed at 24 retailers as of October 30, 2026, with prices from €2,726 to €11,016, a €8,290 spread on the same certified stone. Taylor and Hart lists it at €11,016. 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

4.51
Carat
F
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle34.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG751510633
Dimensions11.34 × 7.51 × 4.83 mm
L/W Ratio1.51
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.34 mm7.51 mm4.51 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG751510633
Side View
Table 67.0%Crown 34.1°Girdle: MED-STKPavilion 34.5°Culet: LargeDepth 64.3%

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: €4,188 EUR|Low: €2,618 EUR|High: €12,809 EUR|Avg: €5,507 EUR|-1.5%
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
Retailer 17
November 1, 2026
Retailer 3€2,726 EUR
Retailer 7€2,967 EUR
Retailer 4€3,163 EUR
Retailer 6€3,163 EUR
Retailer 13€3,164 EUR
Retailer 9€3,188 EUR
Retailer 5€3,953 EUR
Retailer 2€4,054 EUR
Retailer 1€4,188 EUR
Retailer 14€4,520 EUR
Retailer 12€5,039 EUR
Retailer 11€6,731 EUR
Retailer 16€6,788 EUR
Retailer 17€7,574 EUR
Retailer 15€8,028 EUR
Retailer 10€8,969 EUR
Retailer 8€10,620 EUR

39 data points across 17 retailers

24 retailers€2,726 EUR to €11,016 EUR

A
Cheapest Retailer
-
€2,726 EUR
$3,046 USD
A
Retailer 2
-
€2,967 EUR
$3,315 USD
View
A
Retailer 3
-
€3,163 EUR
$3,534 USD
View
Retailer 4
-
€3,163 EUR
$3,534 USD
View
Price last confirmed 19 days ago
A
Retailer 5
-
€3,164 EUR
$3,535 USD
View
A
Retailer 6
-
€3,188 EUR
$3,562 USD
View
A
Retailer 7
-
€3,348 EUR
$3,740 USD
View
Final sale: no returns
A
Retailer 8
-
€3,666 EUR
HK$32,000 HKD
View
B+
Retailer 9
-
€3,953 EUR
$4,416 USD
View
B+
Retailer 10
-
€4,054 EUR
$4,529 USD
View
B+
Retailer 11
-
€4,188 EUR
£3,685 GBP
View
B+
Retailer 12
-
€4,520 EUR
$5,050 USD
View
Retailer 13
-
€4,642 EUR
$5,186 USD
View
Price last confirmed 33 days ago
B+
Retailer 14
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€5,039 EUR
View
B+
Retailer 15
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€5,456 EUR
£4,800 GBP
View
B+
Retailer 16
-
€5,801 EUR
$6,481 USD
View
Retailer 17
-
€6,009 EUR
$6,713 USD
View
Price last confirmed 97 days ago
B+
Retailer 18
-
€6,731 EUR
ZAR 121,491 ZAR
View
Retailer 19
-
€6,788 EUR
A$11,667 AUD
View
Price last confirmed 10 days ago
B
Retailer 20
-
€7,574 EUR
$8,462 USD
View
B
Retailer 21
-
€8,028 EUR
£7,062 GBP
View
B
Retailer 22
-
€8,969 EUR
$10,020 USD
View
B
Retailer 23
-
€10,620 EUR
SGD 16,034 SGD
View
Most Expensive
B
Taylor and Hart
QWE3QJV · Oct 31
€11,016 EUR
$12,307 USD
View
23 more retailers have this diamond
Prices start from €2,726 EURSave up to €8,290 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
4.51ct Emerald
€2,726 EUR