Heart|Lab Grown|IGI

1.54ct D IF Heart Lab Grown Diamond

VG • D/IF • IGI LG818654053

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG818654053

Diamond specifications and retailer prices

From €273 EUR
$305 USD
As of October 30, 2026
Save €2,242 EUR (89%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: €2,515 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

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 D colour (colourless) and IF clarity (flawless or internally-flawless), with a very-good cut grade and certified by IGI LG818654053 or 818654053. Listed at 22 retailers as of October 30, 2026, with prices from €273 to €2,515, a €2,242 spread on the same certified stone. Brilliant Earth lists it at €2,515. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.54
Carat
D
Color
IF
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.2°
Pavilion angle37.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818654053
Dimensions7.87 × 7.16 × 4.59 mm
L/W Ratio1.10
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
7.87 mm7.16 mm1.54 ctD / IF
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818654053
Side View
Table 60.0%Crown 38.2°Girdle: MED-STKPavilion 37.3°Culet: NoneDepth 58.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: €2,515 EUR|Low: €273 EUR|High: €2,918 EUR|Avg: €842 EUR|-13.8%
Brilliant Earth
Retailer 2
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Retailer 22
November 1, 2026
Retailer 8€273 EUR
Retailer 10€305 EUR
Retailer 22€316 EUR
Retailer 6€338 EUR
Retailer 14€338 EUR
Retailer 13€358 EUR
Retailer 18€510 EUR
Retailer 17€543 EUR
Retailer 11€552 EUR
Retailer 5€571 EUR
Retailer 20€581 EUR
Retailer 16€601 EUR
Retailer 19€788 EUR
Retailer 21€875 EUR
Retailer 7€937 EUR
Retailer 15€1,087 EUR
Retailer 12€1,124 EUR
Retailer 9€1,129 EUR
Retailer 3€1,194 EUR
Retailer 2€1,355 EUR
Retailer 4€1,480 EUR
Brilliant Earth€2,515 EUR

27 data points across 22 retailers

22 retailers€273 EUR to €2,515 EUR

A
Cheapest Retailer
-
€273 EUR
$305 USD
A
Retailer 2
-
€305 EUR
$341 USD
View
Final sale: no returns
A
Retailer 3
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€316 EUR
$353 USD
View
Retailer 4
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€338 EUR
$378 USD
View
Price last confirmed 7 days ago
A
Retailer 5
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€338 EUR
$378 USD
View
A
Retailer 6
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€358 EUR
£315 GBP
View
A
Retailer 7
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€510 EUR
$570 USD
View
A
Retailer 8
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€543 EUR
View
A
Retailer 9
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€552 EUR
$617 USD
View
A
Retailer 10
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€571 EUR
$638 USD
View
A
Retailer 11
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€581 EUR
ZAR 10,487 ZAR
View
A
Retailer 12
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€601 EUR
£529 GBP
View
A
Retailer 13
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€788 EUR
A$1,355 AUD
View
B+
Retailer 14
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€875 EUR
$978 USD
View
B+
Retailer 15
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€937 EUR
$1,047 USD
View
B+
Retailer 16
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€1,087 EUR
$1,214 USD
View
B+
Retailer 17
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€1,124 EUR
SGD 1,697 SGD
View
B+
Retailer 18
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€1,129 EUR
$1,261 USD
View
B+
Retailer 19
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€1,194 EUR
$1,334 USD
View
B+
Retailer 20
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€1,355 EUR
£1,192 GBP
View
B+
Retailer 21
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€1,480 EUR
$1,654 USD
View
Most Expensive
B
Brilliant Earth
21421552A · Oct 31
€2,515 EUR
$2,810 USD
View
21 more retailers have this diamond
Prices start from €273 EURSave up to €2,242 EUR

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
1.54ct Heart
€273 EUR