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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 HK$9,878 HKD
$1,259 USD
As of October 29, 2026
Save HK$67,873 HKD (87%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: HK$77,751 HKD 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 HK$9,878 to HK$77,751, a HK$67,873 spread on the same certified stone. Brilliant Earth lists it at HK$77,751. 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
D
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
Top View
11.79 mm11.73 mm5.91 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG764632100
Side View
Table 62.0%Crown 32.2°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 58.9%

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$77,751 HKD|Low: HK$9,878 HKD|High: HK$133,534 HKD|Avg: HK$36,447 HKD|-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 6HK$9,878 HKD
Retailer 15HK$10,749 HKD
Retailer 16HK$14,773 HKD
Retailer 11HK$15,074 HKD
Retailer 7HK$15,796 HKD
Retailer 2HK$18,321 HKD
Retailer 3HK$21,356 HKD
Retailer 12HK$21,380 HKD
Retailer 4HK$21,474 HKD
Retailer 9HK$23,199 HKD
Retailer 14HK$31,477 HKD
Retailer 10HK$37,006 HKD
Retailer 8HK$38,185 HKD
Retailer 5HK$49,512 HKD
Retailer 13HK$57,752 HKD
Brilliant EarthHK$77,751 HKD

26 data points across 16 retailers

15 retailersHK$9,878 HKD to HK$77,751 HKD

A
Cheapest Retailer
-
HK$9,878 HKD
$1,259 USD
A
Retailer 2
-
HK$10,749 HKD
$1,370 USD
View
A
Retailer 3
-
HK$14,773 HKD
$1,883 USD
View
Retailer 4
-
HK$15,074 HKD
£1,513 GBP
View
Price last confirmed 14 days ago
B+
Retailer 5
-
HK$18,321 HKD
€2,224 EUR
View
B+
Retailer 6
-
HK$21,356 HKD
$2,722 USD
View
B
Retailer 7
-
HK$21,380 HKD
$2,725 USD
View
B+
Retailer 8
-
HK$21,474 HKD
$2,737 USD
View
Retailer 9
-
HK$23,199 HKD
A$4,549 AUD
View
Price last confirmed 9 days ago
B
Retailer 10
-
HK$31,477 HKD
$4,012 USD
View
B
Retailer 11
-
HK$32,913 HKD
$4,195 USD
View
B
Retailer 12
-
HK$37,006 HKD
£3,714 GBP
View
Retailer 13
-
HK$49,512 HKD
SGD 8,528 SGD
View
Price last confirmed 18 days ago
B
Retailer 14
-
HK$57,752 HKD
$7,361 USD
View
Most Expensive
B
Brilliant Earth
20812926A · Oct 30
HK$77,751 HKD
$9,910 USD
View
14 more retailers have this diamond
Prices start from HK$9,878 HKDSave up to HK$67,873 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$9,878 HKD