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Heart|Lab Grown|IGI

1.03ct D IF Heart Lab Grown Diamond

ID • D/IF • IGI LG627410532

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG627410532

Diamond specifications and retailer prices

From €206 EUR
$230 USD
As of October 30, 2026
Save €1,556 EUR (88%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: €1,762 EUR at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.03ct lab-grown heart diamond

This 1.03ct lab-grown heart sits in the classic one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG627410532 or 627410532. Listed at 22 retailers as of October 27, 2026, with prices from €206 to €1,762, a €1,556 spread on the same certified stone. Queensmith lists it at €1,762. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle27.1°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG627410532
Dimensions6.42 × 7.08 × 3.97 mm
L/W Ratio1.10
Girdle conditionFaceted
Culet sizePointed
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
6.42 mm7.08 mm1.03 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG627410532
Side View
Table 61.0%Crown 27.1°Girdle: MED-THKPavilion 40.4°Culet: NoneDepth 56.1%

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 30
Current: €482 EUR|Low: €201 EUR|High: €1,566 EUR|Avg: €634 EUR|-1.0%
Retailer 1
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Retailer 19
October 31, 2026
Retailer 4€206 EUR
Retailer 8€231 EUR
Retailer 19€239 EUR
Retailer 3€256 EUR
Retailer 9€256 EUR
Retailer 10€345 EUR
Retailer 14€414 EUR
Retailer 15€439 EUR
Retailer 1€482 EUR
Retailer 2€517 EUR
Retailer 6€532 EUR
Retailer 16€624 EUR
Retailer 5€823 EUR
Retailer 18€825 EUR
Retailer 7€869 EUR
Retailer 17€1,026 EUR
Retailer 11€1,155 EUR
Retailer 13€1,286 EUR
Retailer 12€1,298 EUR

39 data points across 19 retailers

22 retailers€206 EUR to €1,762 EUR

A
Cheapest Retailer
-
€206 EUR
$230 USD
A
Retailer 2
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€231 EUR
$258 USD
View
Final sale: no returns
A
Retailer 3
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€239 EUR
$267 USD
View
A
Retailer 4
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€256 EUR
$286 USD
View
A
Retailer 5
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€256 EUR
$286 USD
View
A
Retailer 6
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€345 EUR
$385 USD
View
A
Retailer 7
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€414 EUR
View
A
Retailer 8
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€439 EUR
ZAR 7,932 ZAR
View
Retailer 9
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€470 EUR
£413 GBP
View
Price last confirmed 13 days ago
A
Retailer 10
-
€482 EUR
£424 GBP
View
B+
Retailer 11
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€517 EUR
$578 USD
View
B+
Retailer 12
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€532 EUR
$594 USD
View
B+
Retailer 13
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€624 EUR
A$1,073 AUD
View
B+
Retailer 14
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€670 EUR
$748 USD
View
B+
Retailer 15
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€823 EUR
$919 USD
View
Retailer 16
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€825 EUR
$922 USD
View
Price last confirmed 10 days ago
B+
Retailer 17
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€869 EUR
$971 USD
View
B
Retailer 18
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€1,026 EUR
£903 GBP
View
B
Retailer 19
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€1,155 EUR
$1,291 USD
View
B
Retailer 20
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€1,286 EUR
A$2,211 AUD
View
B
Retailer 21
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€1,298 EUR
$1,450 USD
View
Most Expensive
B
Queensmith
LG627410532 · Oct 27
€1,762 EUR
£1,550 GBP
View
21 more retailers have this diamond
Prices start from €206 EURSave up to €1,556 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
1.03ct Heart
€206 EUR