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Cushion|Lab Grown|IGI

15.05ct G VVS2 Cushion Lab Grown Diamond

ID • G/VVS2 • IGI LG785604246

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG785604246

Diamond specifications and retailer prices

From £2,290 GBP
As of October 30, 2026
Save £9,176 GBP (80%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £11,466 GBP at Adiamor · As of October 31, 2026
View at Adiamor

About this 15.05ct lab-grown cushion diamond

This 15.05ct lab-grown cushion sits in the over five carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG785604246 or 785604246. Listed at 16 retailers as of October 30, 2026, with prices from £2,290 to £11,466, a £9,176 spread on the same certified stone. Adiamor lists it at £11,466. 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
G
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.9°
Pavilion angle35.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG785604246
Dimensions16.85 × 12.92 × 8.13 mm
L/W Ratio1.30
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.85 mm12.92 mm15.05 ctG / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG785604246
Side View
Table 66.0%Crown 31.9°Girdle: VTK-ETKPavilion 35.4°Culet: NoneDepth 62.9%

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: £11,466 GBP|Low: £2,282 GBP|High: £11,466 GBP|Avg: £4,807 GBP
Adiamor
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
Retailer 16
October 31, 2026
Retailer 9£2,290 GBP
Retailer 8£2,744 GBP
Retailer 5£2,843 GBP
Retailer 12£2,844 GBP
Retailer 6£3,118 GBP
Retailer 3£3,315 GBP
Retailer 16£3,580 GBP
Retailer 2£3,754 GBP
Retailer 13£4,081 GBP
Retailer 10£4,400 GBP
Retailer 11£4,571 GBP
Retailer 15£5,053 GBP
Retailer 14£5,300 GBP
Retailer 4£7,886 GBP
Retailer 7£9,956 GBP
Adiamor£11,466 GBP

37 data points across 16 retailers

16 retailers£2,290 GBP to £11,466 GBP

A
Cheapest Retailer
-
£2,290 GBP
A
Retailer 2
-
£2,744 GBP
$3,676 USD
View
Final sale: no returns
Retailer 3
-
£2,843 GBP
$3,809 USD
View
Price last confirmed 18 days ago
A
Retailer 4
-
£2,844 GBP
$3,810 USD
View
A
Retailer 5
-
£3,118 GBP
$4,178 USD
View
A
Retailer 6
-
£3,315 GBP
HK$34,700 HKD
View
A
Retailer 7
-
£3,580 GBP
$4,797 USD
View
A
Retailer 8
-
£3,754 GBP
View
A
Retailer 9
-
£4,081 GBP
$5,468 USD
View
A
Retailer 10
-
£4,400 GBP
ZAR 95,236 ZAR
View
A
Retailer 11
-
£4,571 GBP
€5,833 EUR
View
Retailer 12
-
£5,053 GBP
$6,770 USD
View
Price last confirmed 12 days ago
Retailer 13
-
£5,300 GBP
A$10,926 AUD
View
Price last confirmed 9 days ago
B+
Retailer 14
-
£7,886 GBP
$10,567 USD
View
B
Retailer 15
-
£9,956 GBP
$13,340 USD
View
Most Expensive
B
Adiamor
D-78498394 · Oct 31
£11,466 GBP
$15,363 USD
View
15 more retailers have this diamond
Prices start from £2,290 GBPSave up to £9,176 GBP

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
£2,290 GBP