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Round|Lab Grown|IGI

1.03ct D FL Round Lab Grown Diamond

ID • D/FL • IGI LG789612872

Shape and cutting style on the report: Round brilliant

Certificate IGI LG789612872

Diamond specifications and retailer prices

From €260 EUR
$290 USD
As of October 29, 2026
Save €2,050 EUR (89%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: €2,309 EUR at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.03ct lab-grown round diamond

This 1.03ct lab-grown round sits in the classic one-carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG789612872 or 789612872. Listed at 26 retailers as of October 29, 2026, with prices from €260 to €2,309, a €2,050 spread on the same certified stone. Do Amore Diamonds lists it at €2,309. 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
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG789612872
Dimensions6.48 × 6.53 × 3.98 mm
L/W Ratio1.01
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
6.48 mm6.53 mm1.03 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG789612872
Side View
Table 59.0%Crown 34.9°Girdle: MediumPavilion 40.9°Culet: NoneDepth 61.1%

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 29
Current: €633 EUR|Low: €250 EUR|High: €2,103 EUR|Avg: €698 EUR|+5.2%
Retailer 1
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Retailer 21
November 1, 2026
Retailer 21€260 EUR
Retailer 13€291 EUR
Retailer 5€302 EUR
Retailer 4€322 EUR
Retailer 9€322 EUR
Retailer 2€384 EUR
Retailer 19€385 EUR
Retailer 7€395 EUR
Retailer 20€479 EUR
Retailer 12€554 EUR
Retailer 18€577 EUR
Retailer 17€611 EUR
Retailer 3€627 EUR
Retailer 1€633 EUR
Retailer 6€763 EUR
Retailer 8€889 EUR
Retailer 14€1,048 EUR
Retailer 10€1,143 EUR
Retailer 11€1,238 EUR
Retailer 15€1,343 EUR
Retailer 16€1,432 EUR

32 data points across 21 retailers

26 retailers€260 EUR to €2,309 EUR

A
Cheapest Retailer
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€260 EUR
$290 USD
A
Retailer 2
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€291 EUR
$325 USD
View
Final sale: no returns
A
Retailer 3
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€302 EUR
$337 USD
View
A
Retailer 4
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€322 EUR
$360 USD
View
A
Retailer 5
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€322 EUR
$360 USD
View
A
Retailer 6
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€384 EUR
$429 USD
View
A
Retailer 7
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€385 EUR
$430 USD
View
A
Retailer 8
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€395 EUR
$441 USD
View
A
Retailer 9
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€479 EUR
$535 USD
View
B+
Retailer 10
-
€554 EUR
View
B+
Retailer 11
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€577 EUR
$645 USD
View
B+
Retailer 12
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€611 EUR
ZAR 11,027 ZAR
View
B+
Retailer 13
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€627 EUR
A$1,078 AUD
View
B+
Retailer 14
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€633 EUR
£557 GBP
View
B+
Retailer 15
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€763 EUR
$852 USD
View
B+
Retailer 16
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€889 EUR
$993 USD
View
B
Retailer 17
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€1,048 EUR
CA$1,627 CAD
View
B
Retailer 18
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€1,143 EUR
$1,277 USD
View
B
Retailer 19
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€1,238 EUR
$1,383 USD
View
B
Retailer 20
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€1,288 EUR
$1,439 USD
View
B
Retailer 21
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€1,288 EUR
$1,439 USD
View
B
Retailer 22
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€1,323 EUR
$1,478 USD
View
B
Retailer 23
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€1,343 EUR
$1,500 USD
View
B
Retailer 24
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€1,432 EUR
£1,260 GBP
View
B
Retailer 25
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€2,077 EUR
$2,320 USD
View
Most Expensive
B
Do Amore Diamonds
27-B6F1F043E · Oct 31
€2,309 EUR
$2,580 USD
View
25 more retailers have this diamond
Prices start from €260 EURSave up to €2,050 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 Round
€260 EUR