Oval|Lab Grown|IGI

11.54ct F SI1 Oval Lab Grown Diamond

ID • F/SI1 • IGI LG569325826

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG569325826

Diamond specifications and retailer prices

From €1,646 EUR

£1,448 GBP

As of November 1, 2026

Save €6,537 EUR (80%) vs most expensive(unlock to see where)

12 retailers carry this diamond

Most expensive: €8,183 EUR at Adiamor · As of November 2, 2026

View at Adiamor

About this 11.54ct lab-grown oval diamond

This 11.54ct lab-grown oval 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 LG569325826 or 569325826. Listed at 12 retailers as of November 1, 2026, with prices from €1,646 to €8,183, a €6,537 spread on the same certified stone. Adiamor lists it at €8,183. 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

Color

SI1

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle35.3°

Pavilion angle41.5°

OriginLab Grown

Grading LabIGI

CertificateIGI LG569325826

Dimensions18.59 × 12.85 × 8.00 mm

L/W Ratio1.45

Girdle conditionFaceted

Cert comments

This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG569325826

Side View

Caratlytics Score

How it works →

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: €8,183 EUR|Low: €1,646 EUR|High: €16,219 EUR|Avg: €5,019 EUR

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 11€1,646 EUR

Retailer 13€1,767 EUR

Retailer 5€1,923 EUR

Retailer 15€2,050 EUR

Retailer 14€2,197 EUR

Retailer 3€2,417 EUR

Retailer 16€2,504 EUR

Retailer 4€2,817 EUR

Retailer 2€2,819 EUR

Retailer 10€3,208 EUR

Retailer 12€3,366 EUR

Retailer 6€4,080 EUR

Retailer 9€5,245 EUR

Adiamor€8,183 EUR

Retailer 7€14,728 EUR

Retailer 8€16,219 EUR

6 data points across 16 retailers

12 retailers€1,646 EUR to €8,183 EUR

Cheapest Retailer

€1,646 EUR

£1,448 GBP

Retailer 2

€1,767 EUR

$1,974 USD

View

Retailer 3

€1,923 EUR

$2,148 USD

View

Retailer 4

€2,050 EUR

$2,290 USD

View

Retailer 5

€2,197 EUR

$2,455 USD

View

Retailer 6

€2,417 EUR

HK$21,100 HKD

View

Retailer 7

€2,504 EUR

$2,798 USD

View

B+

Retailer 8

€2,817 EUR

$3,147 USD

View

B+

Retailer 9

€2,819 EUR

£2,480 GBP

View

B+

Retailer 10

€3,208 EUR

$3,584 USD

View

B+

Retailer 11

€3,366 EUR

$3,760 USD

View

Most Expensive

Adiamor

D-82828531 · Nov 2

€8,183 EUR

$9,142 USD

View

11 more retailers have this diamond

Prices start from €1,646 EURSave up to €6,537 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.

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11.54ct Oval

€1,646 EUR