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Heart|Lab Grown|IGI

1.54ct D SI1 Heart Lab Grown Diamond

ID • D/SI1 • IGI LG639410917

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG639410917

Diamond specifications and retailer prices

From €221 EUR
$247 USD
As of October 28, 2026
Save €1,963 EUR (90%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €2,184 EUR at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

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 SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG639410917 or 639410917. Listed at 16 retailers as of October 28, 2026, with prices from €221 to €2,184, a €1,963 spread on the same certified stone. Do Amore Diamonds lists it at €2,184. 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
D
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.6°
Pavilion angle38.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG639410917
Dimensions7.39 × 8.19 × 4.41 mm
L/W Ratio1.11
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.39 mm8.19 mm1.54 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG639410917
Side View
Table 58.0%Crown 36.6°Girdle: MED-STKPavilion 38.6°Culet: NoneDepth 53.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 28
Current: €2,184 EUR|Low: €191 EUR|High: €2,184 EUR|Avg: €694 EUR|+19.0%
Do Amore Diamonds
Retailer 2
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Retailer 12
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Retailer 19
October 31, 2026
Retailer 6€221 EUR
Retailer 7€236 EUR
Retailer 15€245 EUR
Retailer 18€304 EUR
Retailer 8€351 EUR
Retailer 14€370 EUR
Retailer 16€375 EUR
Retailer 5€448 EUR
Retailer 9€483 EUR
Retailer 2€597 EUR
Retailer 13€607 EUR
Retailer 3€839 EUR
Retailer 12€936 EUR
Retailer 4€1,047 EUR
Retailer 19€1,052 EUR
Retailer 11€1,114 EUR
Retailer 10€1,199 EUR
Retailer 17€1,228 EUR
Do Amore Diamonds€2,184 EUR

29 data points across 19 retailers

16 retailers€221 EUR to €2,184 EUR

A
Cheapest Retailer
-
€221 EUR
$247 USD
A
Retailer 2
-
€236 EUR
$264 USD
View
A
Retailer 3
-
€245 EUR
$274 USD
View
A
Retailer 4
-
€304 EUR
$340 USD
View
B+
Retailer 5
-
€351 EUR
$392 USD
View
A
Retailer 6
-
€370 EUR
$413 USD
View
B+
Retailer 7
-
€375 EUR
£330 GBP
View
B+
Retailer 8
-
€448 EUR
$500 USD
View
B+
Retailer 9
-
€597 EUR
£525 GBP
View
B+
Retailer 10
-
€607 EUR
$678 USD
View
B
Retailer 11
-
€839 EUR
$937 USD
View
B
Retailer 12
-
€936 EUR
$1,046 USD
View
B
Retailer 13
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€1,047 EUR
$1,170 USD
View
B
Retailer 14
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€1,052 EUR
£925 GBP
View
B
Retailer 15
-
€1,228 EUR
$1,372 USD
View
Most Expensive
B
Do Amore Diamonds
27-9496D356A · Oct 31
€2,184 EUR
$2,440 USD
View
15 more retailers have this diamond
Prices start from €221 EURSave up to €1,963 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
€221 EUR