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Heart|Lab Grown|IGI

1.25ct E VS1 Heart Lab Grown Diamond

ID • E/VS1 • IGI LG802614399

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG802614399

Diamond specifications and retailer prices

From £246 GBP
$330 USD
As of October 30, 2026
Save £570 GBP (70%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £816 GBP at MOH London · As of October 26, 2026
View at MOH London

About this 1.25ct lab-grown heart diamond

This 1.25ct lab-grown heart sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG802614399 or 802614399. Listed at 6 retailers as of October 26, 2026, with prices from £246 to £816, a £570 spread on the same certified stone. MOH London lists it at £816. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.25
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle37.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG802614399
Dimensions7.48 × 6.59 × 4.12 mm
L/W Ratio1.14
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.48 mm6.59 mm1.25 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG802614399
Side View
Table 61.0%Crown 36°Girdle: STK-THKPavilion 37.8°Culet: NoneDepth 55.1%

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: £816 GBP|Low: £246 GBP|High: £883 GBP|Avg: £450 GBP|-7.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 30, 2026
Retailer 6£246 GBP
Retailer 2£317 GBP
Retailer 3£342 GBP
Retailer 4£359 GBP
Retailer 5£601 GBP
MOH London£816 GBP

32 data points across 6 retailers

6 retailers£246 GBP to £816 GBP

B+
Cheapest Retailer
-
£246 GBP
$330 USD
A
Retailer 2
-
£317 GBP
View
B+
Retailer 3
-
£342 GBP
$458 USD
View
B+
Retailer 4
-
£359 GBP
$481 USD
View
B
Retailer 5
-
£601 GBP
$805 USD
View
Most Expensive
B
MOH London
LG802614399 · Oct 26
£816 GBP
View
5 more retailers have this diamond
Prices start from £246 GBPSave up to £570 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
1.25ct Heart
£246 GBP