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Heart|Lab Grown|IGI

0.40ct D VS1 Heart Lab Grown Diamond

ID • D/VS1 • IGI LG790614558

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG790614558

Diamond specifications and retailer prices

From £71 GBP
$95 USD
As of October 30, 2026
Save £374 GBP (84%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £818 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 0.4ct lab-grown heart diamond

This 0.4ct lab-grown heart sits in the sub-half-carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG790614558 or 790614558. Listed at 14 retailers as of October 30, 2026, with a 528% 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

0.40
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle38.4°
Pavilion angle39.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG790614558
Dimensions4.60 × 5.01 × 3.03 mm
L/W Ratio1.09
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
4.60 mm5.01 mm0.40 ctD / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG790614558
Side View
Table 57.0%Crown 38.4°Girdle: MED-STKPavilion 39.1°Culet: NoneDepth 60.5%

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: £818 GBP|Low: £56 GBP|High: £824 GBP|Avg: £231 GBP|+0.5%
MOH London
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
October 31, 2026
Retailer 11£71 GBP
Retailer 4£80 GBP
Retailer 14£83 GBP
Retailer 3£94 GBP
Retailer 12£94 GBP
Retailer 10£133 GBP
Retailer 9£176 GBP
Retailer 7£178 GBP
Retailer 2£192 GBP
Retailer 8£250 GBP
Retailer 5£258 GBP
Retailer 13£313 GBP
Retailer 6£445 GBP
MOH London£818 GBP

44 data points across 14 retailers

14 retailers£71 GBP to £445 GBP

A
Cheapest Retailer
-
£71 GBP
$95 USD
A
Retailer 2
-
£80 GBP
$107 USD
View
Final sale: no returns
A
Retailer 3
-
£83 GBP
$111 USD
View
A
Retailer 4
-
£94 GBP
$126 USD
View
A
Retailer 5
-
£94 GBP
$126 USD
View
A
Retailer 6
-
£133 GBP
$178 USD
View
B+
Retailer 7
-
£176 GBP
ZAR 3,812 ZAR
View
B+
Retailer 8
-
£178 GBP
€227 EUR
View
B+
Retailer 9
-
£192 GBP
View
B
Retailer 10
-
£250 GBP
View
B
Retailer 11
-
£258 GBP
$346 USD
View
B
Retailer 12
-
£313 GBP
$420 USD
View
B
Retailer 13
-
£445 GBP
$596 USD
View
Most Expensive
MOH London
LG790614558 · Oct 29
£818 GBP
View
Price under review
13 more retailers have this diamond
Prices start from £71 GBPSave up to £374 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
0.40ct Heart
£71 GBP