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Heart|Lab Grown|IGI

1.59ct G VS1 Heart Lab Grown Diamond

ID • G/VS1 • IGI LG615342594

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG615342594

Diamond specifications and retailer prices

From £851 GBP
$1,140 USD
As of October 31, 2026
1 retailer carries this diamond
Only listing: £851 GBP at Brilliant Earth
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Brilliant Earth

About this 1.59ct lab-grown heart diamond

This 1.59ct lab-grown heart sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG615342594 or 615342594. Listed at a single retailer as of October 31, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.59
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.2°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG615342594
Dimensions8.37 × 7.18 × 4.68 mm
L/W Ratio1.17
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
8.37 mm7.18 mm1.59 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG615342594
Side View
Table 56.0%Crown 32.2°Girdle: MED-STKPavilion 39.4°Culet: NoneDepth 62.0%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 31
Current: £851 GBP|Low: £851 GBP|High: £896 GBP|Avg: £873 GBP|-5.0%
October 18, 2026
Brilliant Earth£851 GBP

2 data points across 1 retailer

1 retailer

B
Brilliant Earth
13733217B · Oct 31
£851 GBP
$1,140 USD
View

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B
1.59ct Heart
£851 GBP