Round|Lab Grown|IGI

5.91ct D VS1 Round Lab Grown Diamond

EX • D/VS1 • IGI LG764632100

Shape and cutting style on the report: Round brilliant

Certificate IGI LG764632100

Diamond specifications and retailer prices

From €1,127 EUR

$1,259 USD

As of October 29, 2026

Save €7,743 EUR (87%) vs most expensive(unlock to see where)

15 retailers carry this diamond

Most expensive: €8,870 EUR at Brilliant Earth · As of October 30, 2026

View at Brilliant Earth

About this 5.91ct lab-grown round diamond

This 5.91ct lab-grown round sits in the over five carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG764632100 or 764632100. Listed at 15 retailers as of October 29, 2026, with prices from €1,127 to €8,870, a €7,743 spread on the same certified stone. Brilliant Earth lists it at €8,870. 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

5.91

Carat

Colour

VS1

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle32.2°

Pavilion angle40.8°

OriginLab Grown

Grading LabIGI

CertificateIGI LG764632100

Dimensions11.79 × 11.73 × 6.93 mm

L/W Ratio1.01

Girdle conditionFaceted

Culet sizePointed

Cert comments

This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG764632100

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: Oct 29

Current: €8,870 EUR|Low: €1,127 EUR|High: €15,234 EUR|Avg: €4,158 EUR|-41.8%

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

Retailer 16

October 30, 2026

Retailer 6€1,127 EUR

Retailer 15€1,226 EUR

Retailer 16€1,685 EUR

Retailer 11€1,720 EUR

Retailer 7€1,802 EUR

Retailer 2€2,090 EUR

Retailer 3€2,436 EUR

Retailer 12€2,439 EUR

Retailer 4€2,450 EUR

Retailer 9€2,647 EUR

Retailer 14€3,591 EUR

Retailer 10€4,222 EUR

Retailer 8€4,356 EUR

Retailer 5€5,649 EUR

Retailer 13€6,589 EUR

Brilliant Earth€8,870 EUR

26 data points across 16 retailers

15 retailers€1,127 EUR to €8,870 EUR

Cheapest Retailer

€1,127 EUR

$1,259 USD

Retailer 2

€1,226 EUR

$1,370 USD

View

Retailer 3

€1,685 EUR

$1,883 USD

View

Retailer 4

€1,720 EUR

£1,513 GBP

View

Price last confirmed 14 days ago

B+

Retailer 5

€2,090 EUR

View

B+

Retailer 6

€2,436 EUR

$2,722 USD

View

Retailer 7

€2,439 EUR

$2,725 USD

View

B+

Retailer 8

€2,450 EUR

$2,737 USD

View

Retailer 9

€2,647 EUR

A$4,549 AUD

View

Price last confirmed 9 days ago

Retailer 10

€3,591 EUR

$4,012 USD

View

Retailer 11

€3,755 EUR

$4,195 USD

View

Retailer 12

€4,222 EUR

£3,714 GBP

View

Retailer 13

€5,649 EUR

SGD 8,528 SGD

View

Price last confirmed 18 days ago

Retailer 14

€6,589 EUR

$7,361 USD

View

Most Expensive

Brilliant Earth

20812926A · Oct 30

€8,870 EUR

$9,910 USD

View

14 more retailers have this diamond

Prices start from €1,127 EURSave up to €7,743 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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5.91ct Round

€1,127 EUR