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Round|Lab Grown|IGI

11.54ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG583324659

Shape and cutting style on the report: Round brilliant

Certificate IGI LG583324659

Diamond specifications and retailer prices

From €2,155 EUR
$2,408 USD
As of November 1, 2026
Save €12,014 EUR (85%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €14,832 EUR at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 11.54ct lab-grown round diamond

This 11.54ct 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 LG583324659 or 583324659. Listed at 13 retailers as of October 31, 2026, with a 557% 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

11.54
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG583324659
Dimensions14.68 × 14.58 × 8.91 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
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
14.68 mm14.58 mm11.54 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG583324659
Side View
Table 56.0%Crown 34.3°Girdle: MediumPavilion 40.8°Culet: NoneDepth 60.9%

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: €14,832 EUR|Low: €1,724 EUR|High: €20,989 EUR|Avg: €6,303 EUR
Do Amore Diamonds
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
October 21, 2026
Retailer 12€2,155 EUR
Retailer 17€2,345 EUR
Retailer 15€2,414 EUR
Retailer 6€2,842 EUR
Retailer 5€3,242 EUR
Retailer 11€3,749 EUR
Retailer 2€3,750 EUR
Retailer 3€3,793 EUR
Retailer 14€3,898 EUR
Retailer 4€4,467 EUR
Retailer 10€4,892 EUR
Retailer 7€4,942 EUR
Retailer 8€5,044 EUR
Retailer 16€9,376 EUR
Retailer 13€14,169 EUR
Do Amore Diamonds€14,832 EUR
Retailer 9€20,989 EUR

11 data points across 17 retailers

13 retailers€2,155 EUR to €14,169 EUR

A
Cheapest Retailer
-
€2,155 EUR
$2,408 USD
A
Retailer 2
-
€2,345 EUR
$2,620 USD
View
A
Retailer 3
-
€2,414 EUR
$2,697 USD
View
Final sale: no returns
B+
Retailer 4
-
€3,242 EUR
HK$28,300 HKD
View
B+
Retailer 5
-
€3,749 EUR
$4,188 USD
View
B+
Retailer 6
-
€3,750 EUR
$4,190 USD
View
B+
Retailer 7
-
€3,793 EUR
$4,238 USD
View
B+
Retailer 8
-
€3,898 EUR
$4,355 USD
View
Retailer 9
-
€4,892 EUR
$5,465 USD
View
Price last confirmed 8 days ago
B+
Retailer 10
-
€4,942 EUR
$5,521 USD
View
B
Retailer 11
-
€9,376 EUR
SGD 14,155 SGD
View
B
Retailer 12
-
€14,169 EUR
$15,830 USD
View
Most Expensive
Do Amore Diamonds
27-FDD5835B9 · Nov 2
€14,832 EUR
$16,570 USD
View
Price under review
12 more retailers have this diamond
Prices start from €2,155 EURSave up to €12,014 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
11.54ct Round
€2,155 EUR