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Cushion|Lab Grown|IGI

1.85ct E VS2 Cushion Lab Grown Diamond

EX • E/VS2 • IGI LG678573936

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG678573936

Diamond specifications and retailer prices

From £364 GBP
$485 USD
As of October 29, 2026
Save £1,025 GBP (74%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £1,389 GBP at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 1.85ct lab-grown cushion diamond

This 1.85ct lab-grown cushion sits in the one-and-a-half to two carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG678573936 or 678573936. Listed at 12 retailers as of October 28, 2026, with prices from £364 to £1,389, a £1,025 spread on the same certified stone. Brilliant Earth lists it at £1,389. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.85
Carat
E
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG678573936
Dimensions7.14 × 7.00 × 4.69 mm
L/W Ratio1.02
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.14 mm7.00 mm1.85 ctE / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG678573936
Side View
Table 61.0%Crown 36.2°Girdle: MED-STKPavilion 38.7°Culet: NoneDepth 67.0%

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: £1,389 GBP|Low: £248 GBP|High: £1,479 GBP|Avg: £675 GBP|-1.6%
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
October 29, 2026
Retailer 9£308 GBP
Retailer 10£364 GBP
Retailer 6£398 GBP
Retailer 4£432 GBP
Retailer 2£461 GBP
Retailer 11£525 GBP
Retailer 13£538 GBP
Retailer 5£767 GBP
Retailer 8£871 GBP
Retailer 3£881 GBP
Retailer 12£1,009 GBP
Retailer 7£1,053 GBP
Brilliant Earth£1,389 GBP

40 data points across 13 retailers

12 retailers£364 GBP to £1,389 GBP

A
Retailer 1
-
£308 GBP
Price last confirmed 12 days ago
A
Retailer 2
-
£364 GBP
$485 USD
View
A
Retailer 3
-
£398 GBP
€505 EUR
View
A
Retailer 4
-
£432 GBP
$575 USD
View
A
Retailer 5
-
£461 GBP
View
A
Retailer 6
-
£525 GBP
$699 USD
View
A
Retailer 7
-
£538 GBP
$717 USD
View
B+
Retailer 8
-
£871 GBP
$1,160 USD
View
B
Retailer 9
-
£881 GBP
$1,174 USD
View
Price last confirmed 11 days ago
B
Retailer 10
-
£1,009 GBP
$1,344 USD
View
B
Retailer 11
-
£1,053 GBP
View
Most Expensive
B
Brilliant Earth
13063220A · Oct 28
£1,389 GBP
$1,850 USD
View
11 more retailers have this diamond
Prices start from £364 GBPSave up to £1,025 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
1.85ct Cushion
£364 GBP