Radiant|Lab Grown|IGI

10.53ct F SI1 Radiant Lab Grown Diamond

ID • F/SI1 • IGI LG574321541

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG574321541

Diamond specifications and retailer prices

From €1,150 EUR
$1,290 USD
As of November 2, 2026
Save €1,350 EUR (54%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €6,685 EUR at Adiamor · As of November 2, 2026
View at Adiamor

About this 10.53ct lab-grown radiant diamond

This 10.53ct lab-grown radiant 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 LG574321541 or 574321541. Listed at 13 retailers as of November 1, 2026, with a 117% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

10.53
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.7°
Pavilion angle33.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG574321541
Dimensions15.44 × 10.81 × 7.11 mm
L/W Ratio1.43
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
15.44 mm10.81 mm10.53 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG574321541
Side View
Table 64.5%Crown 44.7°Girdle: Slightly ThickPavilion 33.8°Culet: NoneDepth 65.8%

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: Nov 2
Current: €6,685 EUR|Low: €1,150 EUR|High: €15,103 EUR|Avg: €4,399 EUR|-51.7%
Adiamor
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
November 2, 2026
Retailer 5€1,150 EUR
Retailer 9€1,190 EUR
Retailer 4€1,251 EUR
Retailer 13€1,334 EUR
Retailer 14€1,489 EUR
Retailer 16€1,575 EUR
Retailer 15€1,816 EUR
Retailer 10€1,880 EUR
Retailer 11€2,111 EUR
Retailer 2€2,145 EUR
Retailer 12€2,486 EUR
Retailer 3€2,500 EUR
Retailer 7€6,214 EUR
Adiamor€6,685 EUR
Retailer 6€12,717 EUR
Retailer 8€15,103 EUR

7 data points across 16 retailers

13 retailers€1,150 EUR to €2,500 EUR

A
Cheapest Retailer
-
€1,150 EUR
$1,290 USD
A
Retailer 2
-
€1,190 EUR
£1,051 GBP
View
A
Retailer 3
-
€1,251 EUR
$1,403 USD
View
A
Retailer 4
-
€1,334 EUR
$1,496 USD
View
A
Retailer 5
-
€1,489 EUR
$1,670 USD
View
B+
Retailer 6
-
€1,575 EUR
HK$13,800 HKD
View
B+
Retailer 7
-
€1,816 EUR
$2,037 USD
View
B+
Retailer 8
-
€1,880 EUR
£1,660 GBP
View
B+
Retailer 9
-
€2,111 EUR
$2,368 USD
View
B+
Retailer 10
-
€2,145 EUR
View
B
Retailer 11
-
€2,486 EUR
$2,788 USD
View
B
Retailer 12
-
€2,500 EUR
$2,804 USD
View
Most Expensive
Adiamor
D-82829882 · Nov 2
€6,685 EUR
$7,498 USD
View
Price under review
12 more retailers have this diamond
Prices start from €1,150 EURSave up to €1,350 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
10.53ct Radiant
€1,150 EUR