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Oval|Lab Grown|IGI

11.55ct F VS2 Oval Lab Grown Diamond

ID • F/VS2 • IGI LG578327601

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG578327601

Diamond specifications and retailer prices

From €1,671 EUR
£1,470 GBP
As of October 27, 2026
Save €15,568 EUR (90%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €17,239 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 11.55ct lab-grown oval diamond

This 11.55ct lab-grown oval sits in the over five carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG578327601 or 578327601. Listed at 12 retailers as of October 27, 2026, with prices from €1,671 to €17,239, a €15,568 spread on the same certified stone. Brilliant Earth lists it at €17,239. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

11.55
Carat
F
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG578327601
Dimensions18.22 × 12.73 × 8.04 mm
L/W Ratio1.43
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
18.22 mm12.73 mm11.55 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG578327601
Side View
Table 60.0%Crown 36°Girdle: MediumPavilion 41.3°Culet: NoneDepth 63.2%

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: Oct 27
Current: €18,707 EUR|Low: €1,671 EUR|High: €18,707 EUR|Avg: €6,794 EUR
Brilliant Earth
Retailer 2
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Retailer 5
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Retailer 7
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Retailer 12
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Retailer 18
October 31, 2026
Retailer 16€1,671 EUR
Retailer 2€2,355 EUR
Retailer 17€2,836 EUR
Retailer 18€2,965 EUR
Retailer 9€3,139 EUR
Retailer 8€3,487 EUR
Retailer 11€3,572 EUR
Retailer 7€4,143 EUR
Retailer 13€4,924 EUR
Retailer 15€4,968 EUR
Retailer 5€5,189 EUR
Retailer 3€5,721 EUR
Retailer 6€6,496 EUR
Retailer 12€9,069 EUR
Retailer 4€10,007 EUR
Retailer 14€11,144 EUR
Retailer 10€14,745 EUR
Brilliant Earth€18,707 EUR

10 data points across 18 retailers

12 retailers€1,671 EUR to €17,239 EUR

A
Cheapest Retailer
-
€1,671 EUR
£1,470 GBP
A
Retailer 2
-
€2,355 EUR
$2,631 USD
View
A
Retailer 3
-
€2,836 EUR
£2,495 GBP
View
B+
Retailer 4
-
€2,965 EUR
$3,312 USD
View
B+
Retailer 5
-
€3,572 EUR
$3,991 USD
View
B+
Retailer 6
-
€4,924 EUR
£4,332 GBP
View
B+
Retailer 7
-
€5,189 EUR
$5,797 USD
View
B
Retailer 8
-
€5,721 EUR
$6,391 USD
View
B
Retailer 9
-
€9,069 EUR
$10,132 USD
View
B
Retailer 10
-
€10,007 EUR
$11,180 USD
View
B
Retailer 11
-
€11,144 EUR
$12,450 USD
View
Most Expensive
B
Brilliant Earth
22300997A · Oct 31
€17,239 EUR
$19,260 USD
View
11 more retailers have this diamond
Prices start from €1,671 EURSave up to €15,568 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
11.55ct Oval
€1,671 EUR