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Cushion|Lab Grown|IGI

1.74ct E VVS1 Cushion Lab Grown Diamond

EX • E/VVS1 • IGI LG807665887

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG807665887

Diamond specifications and retailer prices

From £475 GBP
$632 USD
As of October 23, 2026
Save £1,192 GBP (72%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £1,667 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.74ct lab-grown cushion diamond

This 1.74ct lab-grown cushion sits in the one-and-a-half to two carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG807665887 or 807665887. Listed at 10 retailers as of October 23, 2026, with prices from £475 to £1,667, a £1,192 spread on the same certified stone. Brilliant Earth lists it at £1,667. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.74
Carat
E
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle29°
OriginLab Grown
Grading LabIGI
CertificateIGI LG807665887
Dimensions8.63 × 6.22 × 3.84 mm
L/W Ratio1.39
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
8.63 mm6.22 mm1.74 ctE / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG807665887
Side View
Table 63.0%Crown 34°Girdle: STK-THKPavilion 29°Culet: NoneDepth 61.7%

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 23
Current: £1,667 GBP|Low: £241 GBP|High: £1,720 GBP|Avg: £758 GBP|-3.1%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 24, 2026
Retailer 12£241 GBP
Retailer 6£469 GBP
Retailer 8£475 GBP
Retailer 5£488 GBP
Retailer 2£537 GBP
Retailer 7£558 GBP
Retailer 4£618 GBP
Retailer 11£1,081 GBP
Retailer 9£1,105 GBP
Retailer 10£1,140 GBP
Retailer 3£1,288 GBP
Brilliant Earth£1,667 GBP

11 data points across 12 retailers

10 retailers£475 GBP to £1,667 GBP

Retailer 1
-
£469 GBP
$624 USD
Price last confirmed 6 days ago
A
Retailer 2
-
£475 GBP
$632 USD
View
A
Retailer 3
-
£488 GBP
$650 USD
View
A
Retailer 4
-
£537 GBP
ZAR 11,543 ZAR
View
Retailer 5
-
£558 GBP
View
Price last confirmed 7 days ago
Retailer 6
-
£1,081 GBP
View
Price last confirmed 24 days ago
Retailer 7
-
£1,105 GBP
$1,471 USD
View
Price last confirmed 8 days ago
B
Retailer 8
-
£1,140 GBP
$1,518 USD
View
Retailer 9
-
£1,288 GBP
$1,716 USD
View
Price last confirmed 50 days ago
Most Expensive
B
Brilliant Earth
21523625B · Oct 29
£1,667 GBP
$2,220 USD
View
9 more retailers have this diamond
Prices start from £475 GBPSave up to £1,192 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
1.74ct Cushion
£475 GBP