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Cushion|Lab Grown|IGI

4.68ct F VS2 Cushion Lab Grown Diamond

EX • F/VS2 • IGI LG838612463

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG838612463

Diamond specifications and retailer prices

From £518 GBP
As of October 29, 2026
Save £3,355 GBP (87%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £5,739 GBP at Brilliant Earth · As of October 1, 2026
View at Brilliant Earth

About this 4.68ct lab-grown cushion diamond

This 4.68ct lab-grown cushion sits in the three to five carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG838612463 or 838612463. Listed at 10 retailers as of October 29, 2026, with a 648% 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

4.68
Carat
F
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.1°
Pavilion angle35.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG838612463
Dimensions11.89 × 8.60 × 5.83 mm
L/W Ratio1.38
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.89 mm8.60 mm4.68 ctF / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG838612463
Side View
Table 61.0%Crown 37.1°Girdle: MED-STKPavilion 35.5°Culet: NoneDepth 67.8%

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: £5,739 GBP|Low: £515 GBP|High: £5,739 GBP|Avg: £2,031 GBP
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 4£518 GBP
Retailer 10£534 GBP
Retailer 5£722 GBP
Retailer 2£901 GBP
Retailer 7£1,087 GBP
Retailer 8£1,741 GBP
Retailer 9£2,030 GBP
Retailer 3£2,366 GBP
Retailer 6£3,873 GBP
Brilliant Earth£5,739 GBP

17 data points across 10 retailers

10 retailers£518 GBP to £3,873 GBP

A
Cheapest Retailer
-
£518 GBP
A
Retailer 2
-
£534 GBP
$716 USD
View
Final sale: no returns
B+
Retailer 3
-
£722 GBP
$968 USD
View
A
Retailer 4
-
£901 GBP
View
A
Retailer 5
-
£1,087 GBP
$1,457 USD
View
B+
Retailer 6
-
£1,741 GBP
$2,333 USD
View
B+
Retailer 7
-
£2,030 GBP
$2,721 USD
View
B+
Retailer 8
-
£2,366 GBP
View
B
Retailer 9
-
£3,873 GBP
$5,190 USD
View
Most Expensive
Brilliant Earth
21541986A · Oct 1
£5,739 GBP
$7,690 USD
View
Price last confirmed 31 days ago
9 more retailers have this diamond
Prices start from £518 GBPSave up to £3,355 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
4.68ct Cushion
£518 GBP