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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 $1,540 USD
As of November 1, 2026
Save $12,350 USD (89%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $13,890 USD at Brilliant Earth · As of October 31, 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 October 31, 2026, with prices from $1,540 to $13,890, a $12,350 spread on the same certified stone. Brilliant Earth lists it at $13,890. 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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $13,890 USD|Low: $1,540 USD|High: $14,330 USD|Avg: $3,545 USD|-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$1,540 USD
Retailer 14$1,603 USD
Retailer 10$1,676 USD
Retailer 15$1,787 USD
Retailer 9$1,955 USD
Retailer 7$2,112 USD
Retailer 3$2,349 USD
Retailer 2$2,515 USD
Retailer 6$2,813 USD
Retailer 8$2,979 USD
Retailer 11$3,160 USD
Retailer 4$3,349 USD
Retailer 12$5,251 USD
Retailer 13$5,500 USD
Brilliant Earth$13,890 USD

40 data points across 15 retailers

14 retailers$1,540 USD to $13,890 USD

A
Cheapest Retailer
-
$1,540 USD
Retailer 2
-
$1,603 USD
£1,262 GBP
View
Price last confirmed 16 days ago
A
Retailer 3
-
$1,676 USD
View
A
Retailer 4
-
$1,787 USD
View
A
Retailer 5
-
$1,955 USD
View
Retailer 6
-
$2,112 USD
View
Price last confirmed 22 days ago
A
Retailer 7
-
$2,349 USD
View
A
Retailer 8
-
$2,515 USD
£1,980 GBP
View
B+
Retailer 9
-
$2,813 USD
View
B+
Retailer 10
-
$2,979 USD
€2,837 EUR
View
B+
Retailer 11
-
$3,160 USD
View
B+
Retailer 12
-
$3,349 USD
View
B
Retailer 13
-
$5,251 USD
View
Most Expensive
B
Brilliant Earth
9574725A · Oct 31
$13,890 USD
View
13 more retailers have this diamond
Prices start from $1,540 USDSave up to $12,350 USD

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
$1,540 USD