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Cushion|Lab Grown|IGI

3.05ct D VVS2 Cushion Lab Grown Diamond

ID • D/VVS2 • IGI LG783631937

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG783631937

Diamond specifications and retailer prices

From £985 GBP
$1,320 USD
As of October 29, 2026
Save £2,589 GBP (72%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £5,881 GBP at Brilliant Earth · As of October 10, 2026
View at Brilliant Earth

About this 3.05ct lab-grown cushion diamond

This 3.05ct lab-grown cushion sits in the three to five carat band, graded D colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG783631937 or 783631937. Listed at 16 retailers as of October 29, 2026, with a 263% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

3.05
Carat
D
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG783631937
Dimensions9.88 × 8.03 × 5.07 mm
L/W Ratio1.23
Girdle conditionFaceted
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.88 mm8.03 mm3.05 ctD / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG783631937
Side View
Table 50.0%Crown 34.8°Girdle: STK-THKPavilion 38.7°Culet: LargeDepth 63.1%

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 29
Current: £5,881 GBP|Low: £985 GBP|High: £6,060 GBP|Avg: £2,335 GBP|-3.0%
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
October 30, 2026
Retailer 3£985 GBP
Retailer 5£1,020 GBP
Retailer 11£1,138 GBP
Retailer 4£1,264 GBP
Retailer 12£1,459 GBP
Retailer 2£1,477 GBP
Retailer 7£1,808 GBP
Retailer 10£2,303 GBP
Retailer 8£2,370 GBP
Retailer 6£2,468 GBP
Retailer 14£2,929 GBP
Retailer 13£3,222 GBP
Retailer 9£3,297 GBP
Brilliant Earth£5,881 GBP

42 data points across 14 retailers

16 retailers£985 GBP to £3,575 GBP

A
Cheapest Retailer
-
£985 GBP
$1,320 USD
Final sale: no returns
Retailer 2
-
£1,020 GBP
$1,367 USD
View
Price last confirmed 13 days ago
A
Retailer 3
-
£1,138 GBP
$1,525 USD
View
A
Retailer 4
-
£1,264 GBP
$1,693 USD
View
A
Retailer 5
-
£1,356 GBP
$1,817 USD
View
A
Retailer 6
-
£1,459 GBP
$1,955 USD
View
A
Retailer 7
-
£1,477 GBP
View
B+
Retailer 8
-
£1,808 GBP
€2,307 EUR
View
Retailer 9
-
£2,303 GBP
A$4,747 AUD
View
Price last confirmed 8 days ago
B+
Retailer 10
-
£2,370 GBP
ZAR 51,296 ZAR
View
Retailer 11
-
£2,468 GBP
View
Price last confirmed 11 days ago
B
Retailer 12
-
£2,929 GBP
$3,924 USD
View
B
Retailer 13
-
£3,222 GBP
$4,317 USD
View
B
Retailer 14
-
£3,297 GBP
View
B
Retailer 15
-
£3,575 GBP
$4,790 USD
View
Most Expensive
Brilliant Earth
21038390A · Oct 10
£5,881 GBP
$7,880 USD
View
Price last confirmed 20 days ago
15 more retailers have this diamond
Prices start from £985 GBPSave up to £2,589 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
3.05ct Cushion
£985 GBP