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Heart|Lab Grown|IGI

1.09ct D VS2 Heart Lab Grown Diamond

ID • D/VS2 • IGI LG843675465

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG843675465

Diamond specifications and retailer prices

From £172 GBP
HK$1,800 HKD
As of October 29, 2026
Save £538 GBP (76%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £710 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 1.09ct lab-grown heart diamond

This 1.09ct lab-grown heart sits in the classic one-carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG843675465 or 843675465. Listed at 10 retailers as of October 29, 2026, with prices from £172 to £710, a £538 spread on the same certified stone. MOH London lists it at £710. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.09
Carat
D
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.3°
Pavilion angle41.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843675465
Dimensions6.30 × 7.12 × 4.24 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
6.30 mm7.12 mm1.09 ctD / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843675465
Side View
Table 67.0%Crown 32.3°Girdle: THN-MEDPavilion 41.5°Culet: NoneDepth 59.6%

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 29
Current: £710 GBP|Low: £172 GBP|High: £736 GBP|Avg: £395 GBP|-3.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 31, 2026
Retailer 9£172 GBP
Retailer 2£267 GBP
Retailer 8£273 GBP
Retailer 5£275 GBP
Retailer 3£287 GBP
Retailer 6£334 GBP
Retailer 4£496 GBP
Retailer 7£499 GBP
Retailer 10£541 GBP
MOH London£710 GBP

24 data points across 10 retailers

10 retailers£172 GBP to £710 GBP

A
Cheapest Retailer
-
£172 GBP
HK$1,800 HKD
A
Retailer 2
-
£267 GBP
View
A
Retailer 3
-
£273 GBP
$366 USD
View
A
Retailer 4
-
£275 GBP
$369 USD
View
A
Retailer 5
-
£287 GBP
View
B+
Retailer 6
-
£334 GBP
$448 USD
View
B
Retailer 7
-
£496 GBP
A$1,023 AUD
View
B+
Retailer 8
-
£499 GBP
$668 USD
View
Retailer 9
-
£541 GBP
$725 USD
View
Price last confirmed 12 days ago
Most Expensive
B
MOH London
LG843675465 · Oct 29
£710 GBP
View
9 more retailers have this diamond
Prices start from £172 GBPSave up to £538 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
1.09ct Heart
£172 GBP