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Cushion|Lab Grown|IGI

3.10ct E IF Cushion Lab Grown Diamond

ID • E/IF • IGI LG811674439

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG811674439

Diamond specifications and retailer prices

From €1,599 EUR
$1,786 USD
As of October 29, 2026
Save €4,220 EUR (73%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €5,819 EUR at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 3.1ct lab-grown cushion diamond

This 3.1ct lab-grown cushion 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 LG811674439 or 811674439. Listed at 16 retailers as of October 29, 2026, with prices from €1,599 to €5,819, a €4,220 spread on the same certified stone. Taylor and Hart lists it at €5,819. 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

3.10
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.5°
Pavilion angle35°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811674439
Dimensions11.05 × 7.34 × 4.58 mm
L/W Ratio1.51
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.05 mm7.34 mm3.10 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811674439
Side View
Table 54.0%Crown 41.5°Girdle: MED-STKPavilion 35°Culet: NoneDepth 62.4%

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 29
Current: €1,829 EUR|Low: €1,599 EUR|High: €6,263 EUR|Avg: €3,436 EUR|-1.0%
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
Taylor and Hart
October 30, 2026
Retailer 2€1,599 EUR
Retailer 3€1,657 EUR
Retailer 14€1,808 EUR
Retailer 1€1,829 EUR
Retailer 5€1,907 EUR
Retailer 8€2,347 EUR
Retailer 11€2,368 EUR
Retailer 4€2,924 EUR
Retailer 12€3,747 EUR
Retailer 9€3,847 EUR
Retailer 6€3,997 EUR
Retailer 15€4,464 EUR
Retailer 10€4,737 EUR
Retailer 13€5,054 EUR
Retailer 7€5,539 EUR
Taylor and Hart€5,819 EUR

42 data points across 16 retailers

16 retailers€1,599 EUR to €5,819 EUR

A
Cheapest Retailer
-
€1,599 EUR
$1,786 USD
Final sale: no returns
Retailer 2
-
€1,657 EUR
$1,851 USD
View
Price last confirmed 18 days ago
A
Retailer 3
-
€1,808 EUR
$2,020 USD
View
A
Retailer 4
-
€1,829 EUR
£1,609 GBP
View
A
Retailer 5
-
€1,907 EUR
$2,130 USD
View
A
Retailer 6
-
€2,347 EUR
£2,064 GBP
View
A
Retailer 7
-
€2,368 EUR
$2,645 USD
View
A
Retailer 8
-
€2,924 EUR
$3,267 USD
View
Retailer 9
-
€3,747 EUR
A$6,440 AUD
View
Price last confirmed 8 days ago
A
Retailer 10
-
€3,847 EUR
ZAR 69,424 ZAR
View
B+
Retailer 11
-
€3,997 EUR
£3,516 GBP
View
B+
Retailer 12
-
€4,464 EUR
$4,987 USD
View
B+
Retailer 13
-
€4,737 EUR
£4,167 GBP
View
B+
Retailer 14
-
€5,054 EUR
$5,646 USD
View
B+
Retailer 15
-
€5,539 EUR
SGD 8,363 SGD
View
Most Expensive
B+
Taylor and Hart
4F0QWPP · Oct 30
€5,819 EUR
$6,500 USD
View
15 more retailers have this diamond
Prices start from €1,599 EURSave up to €4,220 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
3.10ct Cushion
€1,599 EUR