CaratHunter
Plans
Cushion|Lab Grown|IGI

0.78ct D VVS1 Cushion Lab Grown Diamond

ID • D/VVS1 • IGI LG650406640

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG650406640

Diamond specifications and retailer prices

From £182 GBP
$244 USD
As of October 29, 2026
Save £1,130 GBP (86%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £1,617 GBP at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 0.78ct lab-grown cushion diamond

This 0.78ct lab-grown cushion sits in the just-under-one-carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG650406640 or 650406640. Listed at 23 retailers as of October 29, 2026, with a 621% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.78
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle33.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG650406640
Dimensions6.66 × 4.87 × 3.05 mm
L/W Ratio1.37
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.66 mm4.87 mm0.78 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG650406640
Side View
Table 60.0%Crown 34.9°Girdle: MED-STKPavilion 33.5°Culet: NoneDepth 62.6%

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: £1,617 GBP|Low: £175 GBP|High: £1,617 GBP|Avg: £548 GBP|+4.3%
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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
October 31, 2026
Retailer 6£182 GBP
Retailer 21£188 GBP
Retailer 4£212 GBP
Retailer 8£273 GBP
Retailer 10£311 GBP
Retailer 15£369 GBP
Retailer 17£417 GBP
Retailer 13£438 GBP
Retailer 18£461 GBP
Retailer 9£475 GBP
Retailer 7£481 GBP
Retailer 19£485 GBP
Retailer 2£508 GBP
Retailer 16£586 GBP
Retailer 3£661 GBP
Retailer 12£694 GBP
Retailer 5£780 GBP
Retailer 14£868 GBP
Retailer 20£925 GBP
Retailer 11£951 GBP
Do Amore Diamonds£1,617 GBP

27 data points across 21 retailers

23 retailers£182 GBP to £1,312 GBP

A
Cheapest Retailer
-
£182 GBP
$244 USD
A
Retailer 2
-
£212 GBP
$285 USD
View
A
Retailer 3
-
£273 GBP
$367 USD
View
B+
Retailer 4
-
£311 GBP
$418 USD
View
B+
Retailer 5
-
£369 GBP
€472 EUR
View
B+
Retailer 6
-
£417 GBP
ZAR 9,035 ZAR
View
B+
Retailer 7
-
£438 GBP
View
B+
Retailer 8
-
£461 GBP
View
Retailer 9
-
£475 GBP
$638 USD
View
Price last confirmed 8 days ago
B+
Retailer 10
-
£481 GBP
$645 USD
View
B+
Retailer 11
-
£485 GBP
A$1,001 AUD
View
B+
Retailer 12
-
£508 GBP
A$1,048 AUD
View
B+
Retailer 13
-
£510 GBP
$685 USD
View
B+
Retailer 14
-
£586 GBP
A$1,209 AUD
View
B
Retailer 15
-
£661 GBP
CA$1,232 CAD
View
B
Retailer 16
-
£694 GBP
$931 USD
View
B
Retailer 17
-
£780 GBP
$1,047 USD
View
B
Retailer 18
-
£868 GBP
$1,165 USD
View
B
Retailer 19
-
£868 GBP
$1,165 USD
View
B
Retailer 20
-
£925 GBP
View
B
Retailer 21
-
£951 GBP
$1,276 USD
View
B
Retailer 22
-
£1,312 GBP
$1,760 USD
View
Most Expensive
Do Amore Diamonds
27-6345F6FAE · Oct 29
£1,617 GBP
$2,170 USD
View
Price under review
22 more retailers have this diamond
Prices start from £182 GBPSave up to £1,130 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
0.78ct Cushion
£182 GBP