Heart|Lab Grown|IGI

1.21ct E VS2 Heart Lab Grown Diamond

VG • E/VS2 • IGI LG849654552

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG849654552

Diamond specifications and retailer prices

From £219 GBP
$292 USD
As of October 30, 2026
Save £543 GBP (71%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £762 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 1.21ct lab-grown heart diamond

This 1.21ct lab-grown heart sits in the classic one-carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG849654552 or 849654552. Listed at 6 retailers as of October 29, 2026, with prices from £219 to £762, a £543 spread on the same certified stone. MOH London lists it at £762. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.21
Carat
E
Colour
VS2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle39°
OriginLab Grown
Grading LabIGI
CertificateIGI LG849654552
Dimensions6.95 × 7.38 × 4.15 mm
L/W Ratio1.06
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.95 mm7.38 mm1.21 ctE / VS2
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG849654552
Side View
Table 64.0%Crown 33.8°Girdle: MED-STKPavilion 39°Culet: NoneDepth 56.2%

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: £762 GBP|Low: £219 GBP|High: £762 GBP|Avg: £391 GBP
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 30, 2026
Retailer 6£219 GBP
Retailer 3£277 GBP
Retailer 2£290 GBP
Retailer 4£324 GBP
Retailer 5£562 GBP
MOH London£762 GBP

3 data points across 6 retailers

6 retailers£219 GBP to £762 GBP

B+
Cheapest Retailer
-
£219 GBP
$292 USD
A
Retailer 2
-
£277 GBP
€351 EUR
View
A
Retailer 3
-
£290 GBP
View
B+
Retailer 4
-
£324 GBP
$431 USD
View
B
Retailer 5
-
£562 GBP
$749 USD
View
Most Expensive
B
MOH London
LG849654552 · Oct 29
£762 GBP
View
5 more retailers have this diamond
Prices start from £219 GBPSave up to £543 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
1.21ct Heart
£219 GBP