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Heart|Lab Grown|IGI

1.02ct E IF Heart Lab Grown Diamond

EX • E/IF • IGI LG715595939

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG715595939

Diamond specifications and retailer prices

From £256 GBP
$343 USD
As of October 30, 2026
Save £590 GBP (70%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £846 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 1.02ct lab-grown heart diamond

This 1.02ct lab-grown heart sits in the classic one-carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG715595939 or 715595939. Listed at 8 retailers as of October 29, 2026, with prices from £256 to £846, a £590 spread on the same certified stone. MOH London lists it at £846. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.02
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle41.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG715595939
Dimensions6.39 × 6.78 × 4.17 mm
L/W Ratio1.06
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
6.39 mm6.78 mm1.02 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG715595939
Side View
Table 59.0%Crown 34.9°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 61.5%

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: £846 GBP|Low: £253 GBP|High: £1,009 GBP|Avg: £556 GBP|-14.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 31, 2026
Retailer 3£256 GBP
Retailer 4£334 GBP
Retailer 6£366 GBP
Retailer 2£392 GBP
Retailer 5£803 GBP
Retailer 7£811 GBP
MOH London£846 GBP

42 data points across 7 retailers

8 retailers£256 GBP to £846 GBP

A
Cheapest Retailer
-
£256 GBP
$343 USD
Retailer 2
-
£325 GBP
HK$3,400 HKD
View
Price last confirmed 57 days ago
A
Retailer 3
-
£334 GBP
$447 USD
View
A
Retailer 4
-
£366 GBP
$491 USD
View
A
Retailer 5
-
£392 GBP
View
B
Retailer 6
-
£803 GBP
$1,076 USD
View
Retailer 7
-
£811 GBP
A$1,672 AUD
View
Price last confirmed 22 days ago
Most Expensive
B
MOH London
LG715595939 · Oct 29
£846 GBP
View
7 more retailers have this diamond
Prices start from £256 GBPSave up to £590 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
1.02ct Heart
£256 GBP