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Cushion|Lab Grown|IGI

11.51ct F VS1 Cushion Lab Grown Diamond

ID • F/VS1 • IGI LG804608103

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG804608103

Diamond specifications and retailer prices

From €2,862 EUR
$3,210 USD
As of November 2, 2026
Save €6,273 EUR (69%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €9,135 EUR at With Clarity · As of November 2, 2026
View at With Clarity

About this 11.51ct lab-grown cushion diamond

This 11.51ct lab-grown cushion sits in the over five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG804608103 or 804608103. Listed at 10 retailers as of November 2, 2026, with prices from €2,862 to €9,135, a €6,273 spread on the same certified stone. With Clarity lists it at €9,135. 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

11.51
Carat
F
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle38.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804608103
Dimensions13.49 × 13.13 × 8.45 mm
L/W Ratio1.03
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.49 mm13.13 mm11.51 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804608103
Side View
Table 62.0%Crown 35.3°Girdle: STK-VTKPavilion 38.3°Culet: NoneDepth 64.4%

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: Nov 2
Current: €3,871 EUR|Low: €2,862 EUR|High: €16,141 EUR|Avg: €7,067 EUR|-44.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
With Clarity
November 2, 2026
Retailer 8€2,862 EUR
Retailer 7€2,876 EUR
Retailer 2€3,334 EUR
Retailer 5€3,808 EUR
Retailer 1€3,871 EUR
Retailer 4€5,541 EUR
Retailer 6€7,705 EUR
Retailer 3€7,822 EUR
Retailer 9€8,524 EUR
With Clarity€9,135 EUR

41 data points across 10 retailers

10 retailers€2,862 EUR to €9,135 EUR

A
Cheapest Retailer
-
€2,862 EUR
$3,210 USD
A
Retailer 2
-
€2,876 EUR
HK$25,200 HKD
View
A
Retailer 3
-
€3,334 EUR
£2,944 GBP
View
A
Retailer 4
-
€3,808 EUR
$4,271 USD
View
A
Retailer 5
-
€3,871 EUR
View
Retailer 6
-
€5,541 EUR
$6,215 USD
View
Price last confirmed 12 days ago
B
Retailer 7
-
€7,705 EUR
$8,642 USD
View
B
Retailer 8
-
€7,822 EUR
A$13,497 AUD
View
B
Retailer 9
-
€8,524 EUR
$9,560 USD
View
Most Expensive
B
With Clarity
804608103 · Nov 2
€9,135 EUR
$10,246 USD
View
9 more retailers have this diamond
Prices start from €2,862 EURSave up to €6,273 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
11.51ct Cushion
€2,862 EUR