CaratHunter
Plans
Heart|Lab Grown|IGI

1.43ct E VVS1 Heart Lab Grown Diamond

EX • E/VVS1 • IGI LG799689582

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG799689582

Diamond specifications and retailer prices

From £399 GBP
$535 USD
As of October 30, 2026
Save £665 GBP (62%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £1,064 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 1.43ct lab-grown heart diamond

This 1.43ct lab-grown heart 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 LG799689582 or 799689582. Listed at 8 retailers as of October 29, 2026, with prices from £399 to £1,064, a £665 spread on the same certified stone. MOH London lists it at £1,064. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.43
Carat
E
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.8°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799689582
Dimensions7.45 × 7.57 × 4.51 mm
L/W Ratio1.02
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
7.45 mm7.57 mm1.43 ctE / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799689582
Side View
Table 62.0%Crown 36.8°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 59.6%

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 30
Current: £1,064 GBP|Low: £360 GBP|High: £1,071 GBP|Avg: £618 GBP|-0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 30, 2026
Retailer 9£383 GBP
Retailer 4£399 GBP
Retailer 6£433 GBP
Retailer 7£445 GBP
Retailer 3£454 GBP
Retailer 2£467 GBP
Retailer 8£973 GBP
Retailer 5£985 GBP
MOH London£1,064 GBP

21 data points across 9 retailers

8 retailers£399 GBP to £1,064 GBP

A
Cheapest Retailer
-
£399 GBP
$535 USD
B+
Retailer 2
-
£433 GBP
$580 USD
View
B+
Retailer 3
-
£445 GBP
$596 USD
View
B+
Retailer 4
-
£454 GBP
ZAR 9,825 ZAR
View
B+
Retailer 5
-
£467 GBP
View
B
Retailer 6
-
£973 GBP
$1,304 USD
View
B
Retailer 7
-
£985 GBP
$1,320 USD
View
Most Expensive
B
MOH London
LG799689582 · Oct 29
£1,064 GBP
View
7 more retailers have this diamond
Prices start from £399 GBPSave up to £665 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 Heart
£399 GBP