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Heart|Lab Grown|IGI

1.01ct D SI1 Heart Lab Grown Diamond

EX • D/SI1 • IGI LG600324223

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG600324223

Diamond specifications and retailer prices

From €596 EUR
£524 GBP
As of October 31, 2026
1 retailer carries this diamond
Only listing: €596 EUR at Diamond Quarter
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 Diamond Quarter

About this 1.01ct lab-grown heart diamond

This 1.01ct lab-grown heart sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG600324223 or 600324223. 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. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.01
Carat
D
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG600324223
Dimensions6.22 × 6.91 × 3.98 mm
L/W Ratio1.11
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.22 mm6.91 mm1.01 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG600324223
Side View
Table 59.0%Crown 34.8°Girdle: STK-THKPavilion 38.7°CuletDepth 57.6%

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: €596 EUR|Low: €596 EUR|High: €596 EUR|Avg: €596 EUR
September 26, 2026
Diamond Quarter€596 EUR

1 data point across 1 retailer

1 retailer

B
Diamond Quarter
1.01SI1DLG2305FAN · Oct 31
€596 EUR
£524 GBP
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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
1.01ct Heart
€596 EUR