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Cushion|Lab Grown|IGI

15.05ct F VS1 Cushion Lab Grown Diamond

ID • F/VS1 • IGI LG807658774

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG807658774

Diamond specifications and retailer prices

From €3,171 EUR
£2,789 GBP
As of November 1, 2026
Save €12,231 EUR (79%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €15,402 EUR at With Clarity · As of November 2, 2026
View at With Clarity

About this 15.05ct lab-grown cushion diamond

This 15.05ct 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 LG807658774 or 807658774. Listed at 15 retailers as of November 1, 2026, with prices from €3,171 to €15,402, a €12,231 spread on the same certified stone. With Clarity lists it at €15,402. 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

15.05
Carat
F
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle34.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG807658774
Dimensions18.62 × 12.38 × 8.05 mm
L/W Ratio1.50
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
18.62 mm12.38 mm15.05 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG807658774
Side View
Table 65.0%Crown 34.8°Girdle: MED-THKPavilion 34.5°Culet: NoneDepth 65.0%

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 1
Current: €3,171 EUR|Low: €3,170 EUR|High: €21,151 EUR|Avg: €8,719 EUR|-1.2%
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
November 1, 2026
Retailer 1€3,171 EUR
Retailer 9€3,854 EUR
Retailer 14€4,652 EUR
Retailer 13€4,823 EUR
Retailer 10€4,825 EUR
Retailer 7€5,170 EUR
Retailer 8€6,068 EUR
Retailer 12€6,181 EUR
Retailer 11€10,429 EUR
Retailer 4€10,961 EUR
Retailer 3€13,225 EUR
Retailer 5€13,734 EUR
Retailer 2€13,964 EUR
Retailer 6€21,151 EUR

40 data points across 14 retailers

15 retailers€3,171 EUR to €15,402 EUR

A
Cheapest Retailer
-
€3,171 EUR
£2,789 GBP
A
Retailer 2
-
€3,854 EUR
$4,306 USD
View
Final sale: no returns
A
Retailer 3
-
€4,652 EUR
HK$40,600 HKD
View
A
Retailer 4
-
€4,823 EUR
$5,388 USD
View
A
Retailer 5
-
€4,825 EUR
$5,390 USD
View
A
Retailer 6
-
€5,170 EUR
£4,548 GBP
View
B+
Retailer 7
-
€5,970 EUR
$6,670 USD
View
B+
Retailer 8
-
€6,068 EUR
View
Retailer 9
-
€6,181 EUR
$6,905 USD
View
Price last confirmed 11 days ago
B
Retailer 10
-
€10,429 EUR
$11,651 USD
View
B
Retailer 11
-
€10,961 EUR
$12,246 USD
View
B
Retailer 12
-
€13,225 EUR
$14,775 USD
View
B
Retailer 13
-
€13,734 EUR
$15,344 USD
View
B
Retailer 14
-
€13,964 EUR
$15,601 USD
View
Most Expensive
B
With Clarity
807658774 · Nov 2
€15,402 EUR
$17,207 USD
View
14 more retailers have this diamond
Prices start from €3,171 EURSave up to €12,231 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
15.05ct Cushion
€3,171 EUR