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Cushion|Lab Grown|IGI

1.30ct E VVS1 Cushion Lab Grown Diamond

EX • E/VVS1 • IGI LG768661575

Shape and cutting style on the report: Cushion mixed cut

Certificate IGI LG768661575

Diamond specifications and retailer prices

From £185 GBP
$248 USD
As of October 30, 2026
Save £1,405 GBP (88%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £1,590 GBP at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.3ct lab-grown cushion diamond

This 1.3ct lab-grown cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG768661575 or 768661575. Listed at 13 retailers as of October 30, 2026, with prices from £185 to £1,590, a £1,405 spread on the same certified stone. Do Amore Diamonds lists it at £1,590. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.30
Carat
E
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle35°
OriginLab Grown
Grading LabIGI
CertificateIGI LG768661575
Dimensions7.72 × 5.48 × 3.60 mm
L/W Ratio1.41
Girdle conditionFaceted
Culet sizePointed
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
7.72 mm5.48 mm1.30 ctE / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG768661575
Side View
Table 61.0%Crown 34.1°Girdle: THN-STKPavilion 35°Culet: NoneDepth 65.7%

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 30
Current: £1,590 GBP|Low: £115 GBP|High: £1,590 GBP|Avg: £605 GBP|+20.3%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
October 31, 2026
Retailer 4£185 GBP
Retailer 14£205 GBP
Retailer 12£349 GBP
Retailer 5£355 GBP
Retailer 15£370 GBP
Retailer 8£389 GBP
Retailer 2£429 GBP
Retailer 7£476 GBP
Retailer 9£552 GBP
Retailer 6£756 GBP
Retailer 3£855 GBP
Retailer 11£881 GBP
Retailer 10£908 GBP
Retailer 13£941 GBP
Do Amore Diamonds£1,590 GBP

32 data points across 15 retailers

13 retailers£185 GBP to £1,590 GBP

A
Cheapest Retailer
-
£185 GBP
$248 USD
Final sale: no returns
A
Retailer 2
-
£205 GBP
$275 USD
View
A
Retailer 3
-
£349 GBP
$468 USD
View
A
Retailer 4
-
£370 GBP
$496 USD
View
A
Retailer 5
-
£389 GBP
ZAR 8,411 ZAR
View
A
Retailer 6
-
£429 GBP
View
B+
Retailer 7
-
£552 GBP
A$1,137 AUD
View
Retailer 8
-
£756 GBP
$1,012 USD
View
Price last confirmed 52 days ago
B
Retailer 9
-
£855 GBP
$1,145 USD
View
B
Retailer 10
-
£881 GBP
$1,180 USD
View
B
Retailer 11
-
£908 GBP
View
B
Retailer 12
-
£941 GBP
$1,261 USD
View
Most Expensive
B
Do Amore Diamonds
27-F99C2406A · Oct 31
£1,590 GBP
$2,130 USD
View
12 more retailers have this diamond
Prices start from £185 GBPSave up to £1,405 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
1.30ct Cushion
£185 GBP