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Heart|Lab Grown|UNKNOWN

1.54ct F SI1 Heart Lab Grown Diamond

ID • F/SI1 • UNKNOWN 230000126220

Shape and cutting style on the report: Heart

Certificate UNKNOWN 230000126220

Diamond specifications and retailer prices

From €537 EUR
$602 USD
As of November 1, 2026
1 retailer carries this diamond
Only listing: €537 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 1.54ct lab-grown heart diamond

This 1.54ct lab-grown heart sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by UNKNOWN 230000126220. 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. 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

1.54
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabUNKNOWN
CertificateUNKNOWN 230000126220
Dimensions8.04 × 7.17 × 4.66 mm
L/W Ratio1.12
Girdle conditionFaceted
Top View
8.04 mm7.17 mm1.54 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateUNKNOWN 230000126220
Side View
Table 60.0%CrownGirdle: MediumPavilionCuletDepth 58.0%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 1
Current: €537 EUR|Low: €439 EUR|High: €537 EUR|Avg: €493 EUR|+22.4%
October 11, 2026
Loose Grown Diamond€537 EUR

5 data points across 1 retailer

1 retailer

B
Loose Grown Diamond
230000126220 · Nov 1
€537 EUR
$602 USD
View

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
1.54ct Heart
€537 EUR