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Heart|Lab Grown|IGI

1.46ct E VS2 Heart Lab Grown Diamond

ID • E/VS2 • IGI LG712591378

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG712591378

Diamond specifications and retailer prices

From £152 GBP
$204 USD
As of October 30, 2026
Save £496 GBP (76%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £889 GBP at MOH London · As of October 21, 2026
View at MOH London

About this 1.46ct lab-grown heart diamond

This 1.46ct lab-grown heart sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG712591378 or 712591378. Listed at 15 retailers as of October 29, 2026, with a 325% 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

1.46
Carat
E
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG712591378
Dimensions7.10 × 7.93 × 7.10 mm
L/W Ratio1.12
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.10 mm7.93 mm1.46 ctE / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG712591378
Side View
Table 61.0%Crown 35.6°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 59.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: £889 GBP|Low: £121 GBP|High: £895 GBP|Avg: £420 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
October 30, 2026
Retailer 6£152 GBP
Retailer 11£170 GBP
Retailer 7£189 GBP
Retailer 9£189 GBP
Retailer 8£255 GBP
Retailer 2£348 GBP
Retailer 10£434 GBP
Retailer 12£452 GBP
Retailer 5£610 GBP
Retailer 4£619 GBP
Retailer 3£648 GBP
MOH London£889 GBP

45 data points across 12 retailers

15 retailers£152 GBP to £648 GBP

A
Cheapest Retailer
-
£152 GBP
$204 USD
A
Retailer 2
-
£170 GBP
$228 USD
View
Final sale: no returns
A
Retailer 3
-
£177 GBP
$237 USD
View
Retailer 4
-
£187 GBP
$250 USD
View
Price last confirmed 35 days ago
A
Retailer 5
-
£189 GBP
$253 USD
View
A
Retailer 6
-
£189 GBP
$253 USD
View
B+
Retailer 7
-
£255 GBP
$342 USD
View
A
Retailer 8
-
£348 GBP
View
B+
Retailer 9
-
£434 GBP
$582 USD
View
B+
Retailer 10
-
£452 GBP
$605 USD
View
B+
Retailer 11
-
£608 GBP
$815 USD
View
B+
Retailer 12
-
£610 GBP
$817 USD
View
Retailer 13
-
£619 GBP
A$1,276 AUD
View
Price last confirmed 164 days ago
B
Retailer 14
-
£648 GBP
$868 USD
View
Most Expensive
MOH London
LG712591378 · Oct 21
£889 GBP
View
Price last confirmed 9 days ago
14 more retailers have this diamond
Prices start from £152 GBPSave up to £496 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
1.46ct Heart
£152 GBP