Heart|Lab Grown|IGI

1.06ct H VS1 Heart Lab Grown Diamond

ID • H/VS1 • IGI LG830620166

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG830620166

Diamond specifications and retailer prices

From £144 GBP
$193 USD
As of October 30, 2026
Save £398 GBP (73%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £542 GBP at Friendly Diamonds · As of October 31, 2026
View at Friendly Diamonds

About this 1.06ct lab-grown heart diamond

This 1.06ct lab-grown heart sits in the classic one-carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG830620166 or 830620166. Listed at 11 retailers as of October 30, 2026, with prices from £144 to £542, a £398 spread on the same certified stone. Friendly Diamonds lists it at £542. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.06
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle36.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830620166
Dimensions6.38 × 7.21 × 3.87 mm
L/W Ratio1.13
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.38 mm7.21 mm1.06 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830620166
Side View
Table 64.0%Crown 34.1°Girdle: MED-STKPavilion 36.7°Culet: NoneDepth 53.7%

Caratlytics Score

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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: £542 GBP|Low: £144 GBP|High: £553 GBP|Avg: £348 GBP
Friendly Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 31, 2026
Retailer 9£144 GBP
Retailer 6£200 GBP
Retailer 2£266 GBP
Retailer 8£274 GBP
Retailer 5£277 GBP
Retailer 7£303 GBP
Retailer 4£419 GBP
Retailer 10£525 GBP
Retailer 3£534 GBP
Friendly Diamonds£542 GBP

6 data points across 10 retailers

11 retailers£144 GBP to £542 GBP

A
Cheapest Retailer
-
£144 GBP
$193 USD
Final sale: no returns
A
Retailer 2
-
£200 GBP
View
A
Retailer 3
-
£266 GBP
$357 USD
View
A
Retailer 4
-
£274 GBP
ZAR 5,927 ZAR
View
A
Retailer 5
-
£277 GBP
$371 USD
View
A
Retailer 6
-
£303 GBP
View
B+
Retailer 7
-
£419 GBP
SGD 759 SGD
View
B+
Retailer 8
-
£463 GBP
$620 USD
View
B+
Retailer 9
-
£525 GBP
$704 USD
View
B+
Retailer 10
-
£534 GBP
$715 USD
View
Most Expensive
B
Friendly Diamonds
6530825 · Oct 31
£542 GBP
$726 USD
View
10 more retailers have this diamond
Prices start from £144 GBPSave up to £398 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
1.06ct Heart
£144 GBP