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Cushion|Lab Grown|IGI

1.75ct E VS2 Cushion Lab Grown Diamond

ID • E/VS2 • IGI LG686508622

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG686508622

Diamond specifications and retailer prices

From £345 GBP
$460 USD
As of October 29, 2026
Save £773 GBP (69%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £1,119 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.75ct lab-grown cushion diamond

This 1.75ct 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 LG686508622 or 686508622. Listed at 12 retailers as of October 29, 2026, with prices from £345 to £1,119, a £773 spread on the same certified stone. Brilliant Earth lists it at £1,119. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.75
Carat
E
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG686508622
Dimensions7.04 × 6.91 × 4.74 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
7.04 mm6.91 mm1.75 ctE / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG686508622
Side View
Table 61.0%Crown 35°Girdle: MediumPavilion 40.5°Culet: NoneDepth 68.6%

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: Oct 29
Current: £1,119 GBP|Low: £200 GBP|High: £1,171 GBP|Avg: £592 GBP|-2.6%
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 30, 2026
Retailer 5£200 GBP
Retailer 9£293 GBP
Retailer 10£345 GBP
Retailer 6£380 GBP
Retailer 4£414 GBP
Retailer 2£479 GBP
Retailer 13£488 GBP
Retailer 11£510 GBP
Retailer 3£841 GBP
Retailer 8£890 GBP
Retailer 12£960 GBP
Retailer 7£1,005 GBP
Brilliant Earth£1,119 GBP

40 data points across 13 retailers

12 retailers£345 GBP to £1,119 GBP

Retailer 1
-
£293 GBP
Price last confirmed 13 days ago
A
Retailer 2
-
£345 GBP
$460 USD
View
A
Retailer 3
-
£380 GBP
€482 EUR
View
A
Retailer 4
-
£414 GBP
$551 USD
View
A
Retailer 5
-
£479 GBP
View
A
Retailer 6
-
£488 GBP
$650 USD
View
B+
Retailer 7
-
£510 GBP
$679 USD
View
Retailer 8
-
£841 GBP
$1,119 USD
View
Price last confirmed 11 days ago
B+
Retailer 9
-
£890 GBP
$1,185 USD
View
B
Retailer 10
-
£960 GBP
$1,278 USD
View
B
Retailer 11
-
£1,005 GBP
View
Most Expensive
B
Brilliant Earth
13283340A · Oct 29
£1,119 GBP
$1,490 USD
View
11 more retailers have this diamond
Prices start from £345 GBPSave up to £773 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
1.75ct Cushion
£345 GBP