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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 HK$9,742 HKD
As of October 29, 2026
Save HK$22,288 HKD (70%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: HK$111,105 HKD 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 27, 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 29
Current: HK$111,105 HKD|Low: HK$9,742 HKD|High: HK$114,401 HKD|Avg: HK$28,476 HKD|-2.9%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 29, 2026
Retailer 10HK$9,742 HKD
Retailer 8HK$12,162 HKD
Retailer 2HK$13,149 HKD
Retailer 4HK$13,355 HKD
Retailer 7HK$14,657 HKD
Retailer 3HK$31,320 HKD
Retailer 9HK$32,030 HKD
Retailer 6HK$33,212 HKD
Retailer 5HK$42,959 HKD
Brilliant EarthHK$111,105 HKD

33 data points across 10 retailers

10 retailersHK$9,742 HKD to HK$32,030 HKD

A
Cheapest Retailer
-
HK$9,742 HKD
A
Retailer 2
-
HK$12,162 HKD
$1,550 USD
View
A
Retailer 3
-
HK$13,149 HKD
£1,320 GBP
View
A
Retailer 4
-
HK$13,355 HKD
€1,621 EUR
View
A
Retailer 5
-
HK$14,657 HKD
$1,868 USD
View
B+
Retailer 6
-
HK$31,320 HKD
£3,143 GBP
View
B
Retailer 7
-
HK$32,030 HKD
$4,082 USD
View
Retailer 8
-
HK$33,212 HKD
A$6,512 AUD
View
Price last confirmed 21 days ago
Retailer 9
-
HK$42,959 HKD
$5,475 USD
View
Price last confirmed 11 days ago
Most Expensive
Brilliant Earth
20130325A · Oct 29
HK$111,105 HKD
$14,160 USD
View
Price under review
9 more retailers have this diamond
Prices start from HK$9,742 HKDSave up to HK$22,288 HKD

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
HK$9,742 HKD