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Round|Lab Grown|IGI

1.03ct F IF Round Lab Grown Diamond

ID • F/IF • IGI LG642427138

Shape and cutting style on the report: Round brilliant

Certificate IGI LG642427138

Diamond specifications and retailer prices

From €162 EUR
$182 USD
As of November 1, 2026
Save €961 EUR (86%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: €1,123 EUR at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 1.03ct lab-grown round diamond

This 1.03ct lab-grown round sits in the classic one-carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG642427138 or 642427138. Listed at 23 retailers as of November 1, 2026, with prices from €162 to €1,123, a €961 spread on the same certified stone. Brilliant Earth lists it at €1,123. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
F
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG642427138
Dimensions6.57 × 6.54 × 3.94 mm
L/W Ratio1.00
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
6.57 mm6.54 mm1.03 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG642427138
Side View
Table 59.0%Crown 33°Girdle: MediumPavilion 41°Culet: NoneDepth 60.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: €1,123 EUR|Low: €135 EUR|High: €1,649 EUR|Avg: €544 EUR|-31.9%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
November 2, 2026
Retailer 5€162 EUR
Retailer 10€167 EUR
Retailer 18€181 EUR
Retailer 17€188 EUR
Retailer 7€200 EUR
Retailer 6€339 EUR
Retailer 14€347 EUR
Retailer 19€356 EUR
Retailer 13€362 EUR
Retailer 16€415 EUR
Retailer 15€418 EUR
Retailer 12€491 EUR
Retailer 2€513 EUR
Retailer 11€536 EUR
Retailer 4€695 EUR
Retailer 9€794 EUR
Retailer 8€934 EUR
Retailer 3€1,013 EUR
Brilliant Earth€1,123 EUR

32 data points across 19 retailers

23 retailers€162 EUR to €1,123 EUR

Retailer 1
-
€135 EUR
$151 USD
Price last confirmed 15 days ago
A
Retailer 2
-
€162 EUR
$182 USD
View
Retailer 3
-
€167 EUR
$187 USD
View
Price last confirmed 14 days ago
A
Retailer 4
-
€181 EUR
$203 USD
View
Final sale: no returns
A
Retailer 5
-
€188 EUR
$211 USD
View
Retailer 6
-
€200 EUR
$224 USD
View
Price last confirmed 8 days ago
Retailer 7
-
€212 EUR
$238 USD
View
Price last confirmed 20 days ago
A
Retailer 8
-
€339 EUR
View
A
Retailer 9
-
€347 EUR
ZAR 6,292 ZAR
View
A
Retailer 10
-
€356 EUR
$399 USD
View
A
Retailer 11
-
€362 EUR
£320 GBP
View
B+
Retailer 12
-
€415 EUR
$466 USD
View
B+
Retailer 13
-
€418 EUR
$469 USD
View
B+
Retailer 14
-
€491 EUR
A$847 AUD
View
B+
Retailer 15
-
€513 EUR
$575 USD
View
Retailer 16
-
€536 EUR
$601 USD
View
Price last confirmed 15 days ago
Retailer 17
-
€678 EUR
$760 USD
View
Price last confirmed 7 days ago
B
Retailer 18
-
€695 EUR
$780 USD
View
B
Retailer 19
-
€794 EUR
$890 USD
View
Retailer 20
-
€807 EUR
$905 USD
View
Price last confirmed 26 days ago
Retailer 21
-
€934 EUR
£825 GBP
View
Price last confirmed 8 days ago
B
Retailer 22
-
€1,013 EUR
$1,136 USD
View
Most Expensive
B
Brilliant Earth
14081239A · Nov 2
€1,123 EUR
$1,260 USD
View
22 more retailers have this diamond
Prices start from €162 EURSave up to €961 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
€162 EUR