Asscher|Lab Grown|IGI

3.99ct E IF Asscher Lab Grown Diamond

ID • E/IF • IGI LG806606379

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG806606379

Diamond specifications and retailer prices

From €2,720 EUR
$3,039 USD
As of October 30, 2026
Save €8,269 EUR (75%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: €10,989 EUR at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 3.99ct lab-grown asscher diamond

This 3.99ct lab-grown asscher sits in the three to five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG806606379 or 806606379. Listed at 24 retailers as of October 30, 2026, with prices from €2,720 to €10,989, a €8,269 spread on the same certified stone. Taylor and Hart lists it at €10,989. 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

3.99
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG806606379
Dimensions8.72 × 8.59 × 5.65 mm
L/W Ratio1.02
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.72 mm8.59 mm3.99 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG806606379
Side View
Table 67.0%Crown 33.5°Girdle: STK-THKPavilion 40.1°Culet: NoneDepth 65.8%

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: €7,232 EUR|Low: €2,666 EUR|High: €11,726 EUR|Avg: €5,884 EUR|-4.8%
Retailer 1
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Retailer 21
Taylor and Hart
October 31, 2026
Retailer 10€2,720 EUR
Retailer 5€3,046 EUR
Retailer 18€3,156 EUR
Retailer 21€3,163 EUR
Retailer 14€3,221 EUR
Retailer 8€3,298 EUR
Retailer 15€3,882 EUR
Retailer 2€3,943 EUR
Retailer 12€4,230 EUR
Retailer 11€4,608 EUR
Retailer 19€5,052 EUR
Retailer 3€5,230 EUR
Retailer 7€5,443 EUR
Retailer 4€6,337 EUR
Retailer 1€7,232 EUR
Retailer 13€7,292 EUR
Retailer 17€7,327 EUR
Retailer 9€7,927 EUR
Retailer 20€8,041 EUR
Retailer 16€9,148 EUR
Retailer 6€9,178 EUR
Taylor and Hart€10,989 EUR

29 data points across 22 retailers

24 retailers€2,720 EUR to €10,989 EUR

A
Cheapest Retailer
-
€2,720 EUR
$3,039 USD
A
Retailer 2
-
€3,046 EUR
$3,403 USD
View
Final sale: no returns
A
Retailer 3
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€3,156 EUR
$3,526 USD
View
A
Retailer 4
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€3,163 EUR
$3,534 USD
View
Retailer 5
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€3,221 EUR
$3,598 USD
View
Price last confirmed 19 days ago
A
Retailer 6
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€3,298 EUR
$3,685 USD
View
Retailer 7
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€3,556 EUR
$3,973 USD
View
Price last confirmed 34 days ago
A
Retailer 8
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€3,882 EUR
$4,337 USD
View
A
Retailer 9
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€3,943 EUR
$4,405 USD
View
A
Retailer 10
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€4,134 EUR
$4,618 USD
View
A
Retailer 11
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€4,230 EUR
£3,721 GBP
View
A
Retailer 12
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€4,608 EUR
$5,148 USD
View
A
Retailer 13
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€5,052 EUR
View
A
Retailer 14
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€5,230 EUR
$5,843 USD
View
A
Retailer 15
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€5,443 EUR
£4,788 GBP
View
B+
Retailer 16
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€6,337 EUR
$7,080 USD
View
B+
Retailer 17
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€7,232 EUR
A$12,430 AUD
View
Retailer 18
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€7,292 EUR
A$12,534 AUD
View
Price last confirmed 9 days ago
B+
Retailer 19
-
€7,327 EUR
ZAR 132,240 ZAR
View
B+
Retailer 20
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€7,927 EUR
$8,856 USD
View
B+
Retailer 21
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€8,041 EUR
£7,074 GBP
View
B+
Retailer 22
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€9,148 EUR
$10,220 USD
View
B+
Retailer 23
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€9,178 EUR
$10,254 USD
View
Most Expensive
B
Taylor and Hart
PFMJ0B6 · Oct 31
€10,989 EUR
$12,277 USD
View
23 more retailers have this diamond
Prices start from €2,720 EURSave up to €8,269 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
3.99ct Asscher
€2,720 EUR