Heart|Lab Grown|IGI

1.21ct E VS2 Heart Lab Grown Diamond

ID • E/VS2 • IGI LG836629038

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG836629038

Diamond specifications and retailer prices

From £135 GBP
$180 USD
As of October 30, 2026
Save £651 GBP (83%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £786 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 top-tier cut grade and certified by IGI LG836629038 or 836629038. Listed at 14 retailers as of October 29, 2026, with prices from £135 to £786, a £651 spread on the same certified stone. MOH London lists it at £786. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
E
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.7°
Pavilion angle43°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836629038
Dimensions7.01 × 6.89 × 4.35 mm
L/W Ratio1.02
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.01 mm6.89 mm1.21 ctE / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836629038
Side View
Table 62.0%Crown 32.7°Girdle: MED-THKPavilion 43°Culet: NoneDepth 63.1%

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: £786 GBP|Low: £135 GBP|High: £888 GBP|Avg: £382 GBP|-10.4%
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 30, 2026
Retailer 13£135 GBP
Retailer 14£150 GBP
Retailer 11£156 GBP
Retailer 7£167 GBP
Retailer 5£169 GBP
Retailer 10£225 GBP
Retailer 2£301 GBP
Retailer 12£325 GBP
Retailer 8£337 GBP
Retailer 9£538 GBP
Retailer 6£574 GBP
Retailer 4£578 GBP
Retailer 3£616 GBP
MOH London£786 GBP

42 data points across 14 retailers

14 retailers£135 GBP to £786 GBP

A
Cheapest Retailer
-
£135 GBP
$180 USD
A
Retailer 2
-
£150 GBP
$200 USD
View
Final sale: no returns
A
Retailer 3
-
£156 GBP
$208 USD
View
A
Retailer 4
-
£167 GBP
$223 USD
View
A
Retailer 5
-
£169 GBP
$225 USD
View
B+
Retailer 6
-
£225 GBP
$300 USD
View
A
Retailer 7
-
£301 GBP
View
B+
Retailer 8
-
£325 GBP
$433 USD
View
B+
Retailer 9
-
£337 GBP
€427 EUR
View
B+
Retailer 10
-
£538 GBP
$716 USD
View
B
Retailer 11
-
£574 GBP
$764 USD
View
B
Retailer 12
-
£578 GBP
$770 USD
View
B
Retailer 13
-
£616 GBP
$820 USD
View
Most Expensive
B
MOH London
LG836629038 · Oct 29
£786 GBP
View
13 more retailers have this diamond
Prices start from £135 GBPSave up to £651 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
£135 GBP