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Round|Lab Grown|IGI

6.23ct H VS2 Round Lab Grown Diamond

ID • H/VS2 • IGI LG578351349

Shape and cutting style on the report: Round brilliant

Certificate IGI LG578351349

Diamond specifications and retailer prices

From HK$12,004 HKD
$1,530 USD
As of October 31, 2026
Save HK$21,576 HKD (64%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$33,580 HKD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 6.23ct lab-grown round diamond

This 6.23ct lab-grown round sits in the over five carat band, graded H colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG578351349 or 578351349. Listed at 13 retailers as of October 29, 2026, with prices from HK$12,004 to HK$33,580, a HK$21,576 spread on the same certified stone. Brilliant Earth lists it at HK$33,580. 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

6.23
Carat
H
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG578351349
Dimensions11.77 × 11.72 × 7.32 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
HEARTS & ARROWS This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
11.77 mm11.72 mm6.23 ctH / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG578351349
Side View
Table 57.0%Crown 35.1°Girdle: MediumPavilion 41°Culet: NoneDepth 62.3%

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 31
Current: HK$33,580 HKD|Low: HK$4,896 HKD|High: HK$34,600 HKD|Avg: HK$16,527 HKD|-2.9%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 31, 2026
Retailer 4HK$6,857 HKD
Retailer 3HK$7,100 HKD
Retailer 5HK$12,004 HKD
Retailer 2HK$12,217 HKD
Retailer 9HK$12,231 HKD
Retailer 8HK$12,741 HKD
Retailer 11HK$13,644 HKD
Retailer 10HK$17,394 HKD
Retailer 6HK$18,367 HKD
Retailer 7HK$29,055 HKD
Retailer 12HK$29,644 HKD
Brilliant EarthHK$33,580 HKD

29 data points across 12 retailers

13 retailersHK$12,004 HKD to HK$33,580 HKD

Retailer 1
-
HK$6,661 HKD
$849 USD
Price last confirmed 37 days ago
Retailer 2
-
HK$7,006 HKD
$893 USD
View
Price last confirmed 34 days ago
B+
Retailer 3
-
HK$12,004 HKD
$1,530 USD
View
A
Retailer 4
-
HK$12,217 HKD
€1,483 EUR
View
A
Retailer 5
-
HK$12,231 HKD
$1,559 USD
View
Retailer 6
-
HK$12,741 HKD
£1,279 GBP
View
Price last confirmed 14 days ago
B+
Retailer 7
-
HK$13,644 HKD
$1,739 USD
View
B+
Retailer 8
-
HK$17,394 HKD
$2,217 USD
View
B+
Retailer 9
-
HK$18,367 HKD
$2,341 USD
View
Retailer 10
-
HK$19,967 HKD
$2,545 USD
View
Price last confirmed 33 days ago
Retailer 11
-
HK$29,055 HKD
£2,916 GBP
View
Price last confirmed 10 days ago
Retailer 12
-
HK$29,644 HKD
$3,778 USD
View
Price last confirmed 12 days ago
Most Expensive
B
Brilliant Earth
7628698A · Oct 29
HK$33,580 HKD
$4,280 USD
View
12 more retailers have this diamond
Prices start from HK$12,004 HKDSave up to HK$21,576 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
6.23ct Round
HK$12,004 HKD