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Cushion|Lab Grown|IGI

3.07ct G VS1 Cushion Lab Grown Diamond

ID • G/VS1 • IGI LG526268706

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG526268706

Diamond specifications and retailer prices

From £476 GBP
$638 USD
As of November 3, 2026
Save £3,111 GBP (87%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £3,587 GBP at Brilliant Earth · As of November 3, 2026
View at Brilliant Earth

About this 3.07ct lab-grown cushion diamond

This 3.07ct lab-grown cushion sits in the three to five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG526268706 or 526268706. Listed at 15 retailers as of November 3, 2026, with prices from £476 to £3,587, a £3,111 spread on the same certified stone. Brilliant Earth lists it at £3,587. 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

3.07
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle33.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG526268706
Dimensions8.45 × 7.98 × 5.11 mm
L/W Ratio1.06
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
8.45 mm7.98 mm3.07 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG526268706
Side View
Table 64.0%Crown 34.7°Girdle: STK-VTKPavilion 33.7°Culet: NoneDepth 64.0%

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: Nov 3
Current: £3,587 GBP|Low: £450 GBP|High: £3,699 GBP|Avg: £1,276 GBP
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
November 3, 2026
Retailer 4£476 GBP
Retailer 11£527 GBP
Retailer 10£608 GBP
Retailer 3£733 GBP
Retailer 12£811 GBP
Retailer 2£823 GBP
Retailer 13£831 GBP
Retailer 9£1,113 GBP
Retailer 8£1,145 GBP
Retailer 14£1,534 GBP
Retailer 6£1,708 GBP
Retailer 5£1,771 GBP
Retailer 7£2,289 GBP
Brilliant Earth£3,587 GBP

42 data points across 14 retailers

15 retailers£476 GBP to £3,587 GBP

A
Cheapest Retailer
-
£476 GBP
$638 USD
Final sale: no returns
Retailer 2
-
£527 GBP
$707 USD
View
Price last confirmed 18 days ago
A
Retailer 3
-
£608 GBP
$815 USD
View
A
Retailer 4
-
£733 GBP
$983 USD
View
A
Retailer 5
-
£811 GBP
$1,088 USD
View
A
Retailer 6
-
£823 GBP
View
A
Retailer 7
-
£831 GBP
$1,115 USD
View
A
Retailer 8
-
£1,113 GBP
A$2,297 AUD
View
A
Retailer 9
-
£1,145 GBP
ZAR 24,797 ZAR
View
B+
Retailer 10
-
£1,534 GBP
View
B+
Retailer 11
-
£1,708 GBP
$2,291 USD
View
B+
Retailer 12
-
£1,771 GBP
$2,375 USD
View
B
Retailer 13
-
£1,966 GBP
HK$20,600 HKD
View
B
Retailer 14
-
£2,289 GBP
View
Most Expensive
B
Brilliant Earth
17972418A · Nov 3
£3,587 GBP
$4,810 USD
View
14 more retailers have this diamond
Prices start from £476 GBPSave up to £3,111 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
3.07ct Cushion
£476 GBP