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Cushion|Lab Grown|IGI

1.43ct D VVS1 Cushion Lab Grown Diamond

EX • D/VVS1 • IGI LG770621335

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG770621335

Diamond specifications and retailer prices

From £188 GBP
$252 USD
As of October 30, 2026
Save £1,424 GBP (88%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £1,612 GBP at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.43ct lab-grown cushion diamond

This 1.43ct lab-grown cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG770621335 or 770621335. Listed at 12 retailers as of October 30, 2026, with prices from £188 to £1,612, a £1,424 spread on the same certified stone. Do Amore Diamonds lists it at £1,612. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.43
Carat
D
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle35.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770621335
Dimensions6.24 × 6.19 × 4.20 mm
L/W Ratio1.01
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
6.24 mm6.19 mm1.43 ctD / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG770621335
Side View
Table 64.0%Crown 35.4°Girdle: MED-VTKPavilion 35.3°Culet: NoneDepth 67.9%

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: £1,612 GBP|Low: £132 GBP|High: £1,769 GBP|Avg: £709 GBP|+3.8%
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
October 31, 2026
Retailer 11£188 GBP
Retailer 3£258 GBP
Retailer 9£281 GBP
Retailer 2£368 GBP
Retailer 12£395 GBP
Retailer 7£559 GBP
Retailer 10£581 GBP
Retailer 8£697 GBP
Retailer 6£925 GBP
Retailer 4£1,008 GBP
Retailer 5£1,306 GBP
Do Amore Diamonds£1,612 GBP

32 data points across 12 retailers

12 retailers£188 GBP to £1,612 GBP

A
Cheapest Retailer
-
£188 GBP
$252 USD
Final sale: no returns
A
Retailer 2
-
£258 GBP
$346 USD
View
B+
Retailer 3
-
£281 GBP
$377 USD
View
A
Retailer 4
-
£368 GBP
€470 EUR
View
A
Retailer 5
-
£395 GBP
$529 USD
View
B+
Retailer 6
-
£559 GBP
A$1,152 AUD
View
B+
Retailer 7
-
£581 GBP
$779 USD
View
B+
Retailer 8
-
£697 GBP
$934 USD
View
B+
Retailer 9
-
£925 GBP
View
Retailer 10
-
£1,008 GBP
$1,350 USD
View
Price last confirmed 24 days ago
B
Retailer 11
-
£1,306 GBP
$1,750 USD
View
Most Expensive
B
Do Amore Diamonds
27-282B50D5E · Oct 31
£1,612 GBP
$2,160 USD
View
11 more retailers have this diamond
Prices start from £188 GBPSave up to £1,424 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
1.43ct Cushion
£188 GBP