Cushion|Lab Grown|IGI

5.85ct E VVS2 Cushion Lab Grown Diamond

EX • E/VVS2 • IGI LG838625159

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG838625159

Diamond specifications and retailer prices

From £867 GBP
$1,154 USD
As of October 29, 2026
Save £5,958 GBP (87%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £10,453 GBP at Brilliant Earth · As of October 1, 2026
View at Brilliant Earth

About this 5.85ct lab-grown cushion diamond

This 5.85ct lab-grown cushion sits in the over five carat band, graded E colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG838625159 or 838625159. Listed at 7 retailers as of October 29, 2026, with a 688% 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

5.85
Carat
E
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.2°
Pavilion angle35.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG838625159
Dimensions12.87 × 9.29 × 6.19 mm
L/W Ratio1.39
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.87 mm9.29 mm5.85 ctE / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG838625159
Side View
Table 59.0%Crown 38.2°Girdle: MED-THKPavilion 35.2°Culet: NoneDepth 66.6%

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: £10,453 GBP|Low: £867 GBP|High: £10,453 GBP|Avg: £3,815 GBP
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 29, 2026
Retailer 3£867 GBP
Retailer 5£1,169 GBP
Retailer 2£1,334 GBP
Retailer 8£1,365 GBP
Retailer 7£2,546 GBP
Retailer 6£4,370 GBP
Retailer 4£6,825 GBP
Brilliant Earth£10,453 GBP

13 data points across 8 retailers

7 retailers£867 GBP to £6,825 GBP

A
Cheapest Retailer
-
£867 GBP
$1,154 USD
Final sale: no returns
B+
Retailer 2
-
£1,169 GBP
$1,557 USD
View
A
Retailer 3
-
£1,334 GBP
$1,777 USD
View
B+
Retailer 4
-
£2,546 GBP
$3,391 USD
View
Retailer 5
-
£4,370 GBP
$5,820 USD
View
Price last confirmed 11 days ago
B
Retailer 6
-
£6,825 GBP
$9,088 USD
View
Most Expensive
Brilliant Earth
21551680A · Oct 1
£10,453 GBP
$13,920 USD
View
Price last confirmed 28 days ago
6 more retailers have this diamond
Prices start from £867 GBPSave up to £5,958 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
5.85ct Cushion
£867 GBP