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Cushion|Lab Grown|IGI

11.03ct E VS1 Cushion Lab Grown Diamond

ID • E/VS1 • IGI LG680570173

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG680570173

Diamond specifications and retailer prices

From €2,112 EUR
£1,858 GBP
As of October 30, 2026
Save €14,393 EUR (87%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €16,505 EUR at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 11.03ct lab-grown cushion diamond

This 11.03ct lab-grown cushion sits in the over five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG680570173 or 680570173. Listed at 18 retailers as of October 30, 2026, with prices from €2,112 to €16,505, a €14,393 spread on the same certified stone. Brilliant Earth lists it at €16,505. 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

11.03
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.7°
Pavilion angle33.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG680570173
Dimensions13.63 × 12.59 × 7.76 mm
L/W Ratio1.08
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.63 mm12.59 mm11.03 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG680570173
Side View
Table 60.0%Crown 39.7°Girdle: THK-VTKPavilion 33.7°Culet: NoneDepth 61.6%

Caratlytics Score

How it works →
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: €16,505 EUR|Low: €2,105 EUR|High: €22,610 EUR|Avg: €5,561 EUR|-27.0%
Brilliant Earth
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
October 31, 2026
Retailer 8€2,112 EUR
Retailer 3€2,622 EUR
Retailer 7€2,675 EUR
Retailer 5€2,766 EUR
Retailer 6€3,006 EUR
Retailer 2€3,540 EUR
Retailer 9€4,059 EUR
Retailer 11€4,085 EUR
Retailer 10€4,709 EUR
Retailer 13€5,867 EUR
Retailer 12€7,000 EUR
Retailer 4€7,351 EUR
Retailer 14€7,642 EUR
Retailer 15€8,397 EUR
Brilliant Earth€16,505 EUR

37 data points across 15 retailers

18 retailers€2,112 EUR to €16,505 EUR

A
Cheapest Retailer
-
€2,112 EUR
£1,858 GBP
A
Retailer 2
-
€2,675 EUR
$2,988 USD
View
Final sale: no returns
A
Retailer 3
-
€2,766 EUR
$3,090 USD
View
A
Retailer 4
-
€3,006 EUR
$3,358 USD
View
A
Retailer 5
-
€3,540 EUR
£3,114 GBP
View
A
Retailer 6
-
€4,059 EUR
ZAR 73,255 ZAR
View
Retailer 7
-
€4,085 EUR
$4,564 USD
View
Price last confirmed 8 days ago
A
Retailer 8
-
€4,709 EUR
View
A
Retailer 9
-
€4,979 EUR
£4,380 GBP
View
Retailer 10
-
€5,447 EUR
$6,085 USD
View
Price last confirmed 9 days ago
Retailer 11
-
€5,867 EUR
$6,555 USD
View
Price last confirmed 12 days ago
B+
Retailer 12
-
€7,000 EUR
$7,821 USD
View
B+
Retailer 13
-
€7,351 EUR
$8,212 USD
View
B+
Retailer 14
-
€7,642 EUR
$8,538 USD
View
Retailer 15
-
€8,397 EUR
A$14,432 AUD
View
Price last confirmed 22 days ago
B
Retailer 16
-
€9,147 EUR
$10,219 USD
View
B
Retailer 17
-
€9,623 EUR
$10,751 USD
View
Most Expensive
B
Brilliant Earth
16242769A · Oct 30
€16,505 EUR
$18,440 USD
View
17 more retailers have this diamond
Prices start from €2,112 EURSave up to €14,393 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
11.03ct Cushion
€2,112 EUR