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Heart|Lab Grown|IGI

1.65ct G VS1 Heart Lab Grown Diamond

ID • G/VS1 • IGI LG640441679

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG640441679

Diamond specifications and retailer prices

From €522 EUR
$583 USD
As of November 1, 2026
1 retailer carries this diamond
Only listing: €522 EUR at Loose Grown Diamond
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 Loose Grown Diamond

About this 1.65ct lab-grown heart diamond

This 1.65ct 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 LG640441679 or 640441679. Listed at a single retailer as of November 1, 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

1.65
Carat
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.7°
Pavilion angle38.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG640441679
Dimensions8.22 × 7.42 × 4.70 mm
L/W Ratio1.11
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.22 mm7.42 mm1.65 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG640441679
Side View
Table 62.0%Crown 38.7°Girdle: THK-VTKPavilion 38.9°CuletDepth 57.2%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 1
Current: €522 EUR|Low: €508 EUR|High: €522 EUR|Avg: €515 EUR|+2.6%
August 26, 2026
Loose Grown Diamond€522 EUR

2 data points across 1 retailer

1 retailer

B+
Loose Grown Diamond
640441679 · Nov 1
€522 EUR
$583 USD
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B+
1.65ct Heart
€522 EUR