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Heart|Lab Grown|IGI

0.66ct F VS1 Heart Lab Grown Diamond

ID • F/VS1 • IGI LG834615987

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG834615987

Diamond specifications and retailer prices

From £133 GBP
$179 USD
As of November 1, 2026
Save £759 GBP (85%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £892 GBP at MOH London · As of November 1, 2026
View at MOH London

About this 0.66ct lab-grown heart diamond

This 0.66ct lab-grown heart sits in the half to three-quarter carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG834615987 or 834615987. Listed at 6 retailers as of November 1, 2026, with prices from £133 to £892, a £759 spread on the same certified stone. MOH London lists it at £892. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.66
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle39.4°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG834615987
Dimensions6.20 × 5.15 × 3.54 mm
L/W Ratio1.20
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.20 mm5.15 mm0.66 ctF / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG834615987
Side View
Table 71.0%Crown 39.4°Girdle: STK-VTKPavilion 40.1°CuletDepth 57.1%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: £892 GBP|Low: £133 GBP|High: £904 GBP|Avg: £363 GBP|-1.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 2, 2026
Retailer 4£133 GBP
Retailer 2£218 GBP
Retailer 3£233 GBP
Retailer 5£320 GBP
Retailer 6£387 GBP
MOH London£892 GBP

36 data points across 6 retailers

6 retailers£133 GBP to £892 GBP

B+
Cheapest Retailer
-
£133 GBP
$179 USD
B+
Retailer 2
-
£218 GBP
View
B+
Retailer 3
-
£233 GBP
View
B
Retailer 4
-
£320 GBP
$429 USD
View
B
Retailer 5
-
£387 GBP
$519 USD
View
Most Expensive
B
MOH London
LG834615987 · Nov 1
£892 GBP
View
5 more retailers have this diamond
Prices start from £133 GBPSave up to £759 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.

B+
0.66ct Heart
£133 GBP