CaratHunter
Plans
Round|Lab Grown|IGI

5.91ct E VS1 Round Lab Grown Diamond

ID • E/VS1 • IGI LG792671954

Shape and cutting style on the report: Round brilliant

Certificate IGI LG792671954

Diamond specifications and retailer prices

From €1,111 EUR
HK$9,700 HKD
As of October 30, 2026
Save €2,543 EUR (70%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €12,674 EUR at Brilliant Earth · As of October 29, 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 E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG792671954 or 792671954. Listed at 10 retailers as of October 30, 2026, with a 229% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG792671954
Dimensions11.66 × 11.75 × 7.00 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.66 mm11.75 mm5.91 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG792671954
Side View
Table 59.0%Crown 33.3°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 59.8%

Caratlytics Score

How it works →
A
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 30
Current: €12,674 EUR|Low: €1,334 EUR|High: €13,050 EUR|Avg: €3,509 EUR|-2.9%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 30, 2026
Retailer 8€1,387 EUR
Retailer 2€1,501 EUR
Retailer 4€1,523 EUR
Retailer 7€1,672 EUR
Retailer 3€3,573 EUR
Retailer 9€3,654 EUR
Retailer 6€3,789 EUR
Retailer 5€4,901 EUR
Brilliant Earth€12,674 EUR

34 data points across 9 retailers

10 retailers€1,111 EUR to €3,654 EUR

A
Cheapest Retailer
-
€1,111 EUR
HK$9,700 HKD
A
Retailer 2
-
€1,387 EUR
$1,550 USD
View
A
Retailer 3
-
€1,501 EUR
£1,321 GBP
View
A
Retailer 4
-
€1,523 EUR
View
A
Retailer 5
-
€1,672 EUR
$1,868 USD
View
B+
Retailer 6
-
€3,573 EUR
£3,143 GBP
View
B
Retailer 7
-
€3,654 EUR
$4,082 USD
View
Retailer 8
-
€3,789 EUR
A$6,512 AUD
View
Price last confirmed 22 days ago
Retailer 9
-
€4,901 EUR
$5,475 USD
View
Price last confirmed 12 days ago
Most Expensive
Brilliant Earth
20130325A · Oct 29
€12,674 EUR
$14,160 USD
View
Price under review
9 more retailers have this diamond
Prices start from €1,111 EURSave up to €2,543 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
5.91ct Round
€1,111 EUR