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Heart|Lab Grown|IGI

1.81ct E VS1 Heart Lab Grown Diamond

ID • E/VS1 • IGI LG850687236

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG850687236

Diamond specifications and retailer prices

From £309 GBP
$412 USD
As of October 28, 2026
Save £616 GBP (67%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £925 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 1.81ct lab-grown heart diamond

This 1.81ct lab-grown heart sits in the one-and-a-half to two carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG850687236 or 850687236. Listed at 5 retailers as of October 28, 2026, with prices from £309 to £925, a £616 spread on the same certified stone. MOH London lists it at £925. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.81
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.5°
Pavilion angle45.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG850687236
Dimensions8.01 × 7.64 × 5.22 mm
L/W Ratio1.05
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.01 mm7.64 mm1.81 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG850687236
Side View
Table 58.0%Crown 32.5°Girdle: STK-THKPavilion 45.2°Culet: NoneDepth 65.2%

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 28
Current: £925 GBP|Low: £309 GBP|High: £962 GBP|Avg: £600 GBP|-3.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 29, 2026
Retailer 5£309 GBP
Retailer 2£435 GBP
Retailer 3£527 GBP
Retailer 4£777 GBP
MOH London£925 GBP

5 data points across 5 retailers

5 retailers£309 GBP to £925 GBP

B+
Cheapest Retailer
-
£309 GBP
$412 USD
A
Retailer 2
-
£435 GBP
View
B+
Retailer 3
-
£527 GBP
$702 USD
View
B+
Retailer 4
-
£777 GBP
$1,035 USD
View
Most Expensive
B
MOH London
LG850687236 · Oct 29
£925 GBP
View
4 more retailers have this diamond
Prices start from £309 GBPSave up to £616 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
1.81ct Heart
£309 GBP