CaratHunter
Plans
Round|Lab Grown|IGI

10.03ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG625434364

Shape and cutting style on the report: Round brilliant

Certificate IGI LG625434364

Diamond specifications and retailer prices

From €1,373 EUR
$1,540 USD
As of November 1, 2026
Save €11,011 EUR (89%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €12,384 EUR at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 10.03ct lab-grown round diamond

This 10.03ct lab-grown round sits in the over five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG625434364 or 625434364. Listed at 14 retailers as of November 1, 2026, with prices from €1,373 to €12,384, a €11,011 spread on the same certified stone. Brilliant Earth lists it at €12,384. 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

10.03
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG625434364
Dimensions13.94 × 13.87 × 8.48 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
13.94 mm13.87 mm10.03 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG625434364
Side View
Table 56.0%Crown 34°Girdle: THN-MEDPavilion 40.6°Culet: NoneDepth 61.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: €12,384 EUR|Low: €1,373 EUR|High: €12,776 EUR|Avg: €3,160 EUR|-3.0%
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
November 2, 2026
Retailer 5€1,373 EUR
Retailer 14€1,429 EUR
Retailer 10€1,494 EUR
Retailer 15€1,593 EUR
Retailer 9€1,743 EUR
Retailer 7€1,883 EUR
Retailer 3€2,094 EUR
Retailer 8€2,242 EUR
Retailer 6€2,508 EUR
Retailer 2€2,667 EUR
Retailer 11€2,817 EUR
Retailer 4€2,986 EUR
Retailer 12€4,682 EUR
Retailer 13€4,904 EUR
Brilliant Earth€12,384 EUR

40 data points across 15 retailers

14 retailers€1,373 EUR to €12,384 EUR

A
Cheapest Retailer
-
€1,373 EUR
$1,540 USD
Retailer 2
-
€1,429 EUR
£1,262 GBP
View
Price last confirmed 16 days ago
A
Retailer 3
-
€1,494 EUR
$1,676 USD
View
A
Retailer 4
-
€1,593 EUR
$1,787 USD
View
A
Retailer 5
-
€1,743 EUR
$1,955 USD
View
Retailer 6
-
€1,883 EUR
$2,112 USD
View
Price last confirmed 22 days ago
A
Retailer 7
-
€2,094 EUR
$2,349 USD
View
A
Retailer 8
-
€2,242 EUR
£1,980 GBP
View
B+
Retailer 9
-
€2,508 EUR
$2,813 USD
View
B+
Retailer 10
-
€2,667 EUR
View
B+
Retailer 11
-
€2,817 EUR
$3,160 USD
View
B+
Retailer 12
-
€2,986 EUR
$3,349 USD
View
B
Retailer 13
-
€4,682 EUR
$5,251 USD
View
Most Expensive
B
Brilliant Earth
9574725A · Nov 2
€12,384 EUR
$13,890 USD
View
13 more retailers have this diamond
Prices start from €1,373 EURSave up to €11,011 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
10.03ct Round
€1,373 EUR