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Round|Lab Grown|IGI

28.00ct G VS1 Round Lab Grown Diamond

ID • G/VS1 • IGI LG739566874

Shape and cutting style on the report: Round brilliant

Certificate IGI LG739566874

Diamond specifications and retailer prices

From HK$149,649 HKD
$19,074 USD
As of October 31, 2026
Save HK$297,242 HKD (67%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$446,891 HKD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 28ct lab-grown round diamond

This 28ct lab-grown round sits in the over five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG739566874 or 739566874. Listed at 14 retailers as of October 31, 2026, with prices from HK$149,649 to HK$446,891, a HK$297,242 spread on the same certified stone. Brilliant Earth lists it at HK$446,891. 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

28.00
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG739566874
Dimensions19.46 × 19.39 × 12.07 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
19.46 mm19.39 mm28.00 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG739566874
Side View
Table 56.0%Crown 35.4°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 62.1%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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$446,891 HKD|Low: HK$149,649 HKD|High: HK$677,593 HKD|Avg: HK$295,401 HKD|-10.5%
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
November 1, 2026
Retailer 13HK$149,649 HKD
Retailer 9HK$165,183 HKD
Retailer 3HK$166,023 HKD
Retailer 4HK$166,509 HKD
Retailer 8HK$188,783 HKD
Retailer 11HK$189,380 HKD
Retailer 12HK$191,616 HKD
Retailer 6HK$198,547 HKD
Retailer 5HK$274,958 HKD
Retailer 7HK$323,679 HKD
Retailer 2HK$358,555 HKD
Retailer 10HK$408,800 HKD
Brilliant EarthHK$446,891 HKD

32 data points across 13 retailers

14 retailersHK$149,649 HKD to HK$446,891 HKD

B+
Cheapest Retailer
-
HK$149,649 HKD
$19,074 USD
B+
Retailer 2
-
HK$165,183 HKD
$21,054 USD
View
B+
Retailer 3
-
HK$166,023 HKD
$21,161 USD
View
B+
Retailer 4
-
HK$166,509 HKD
$21,223 USD
View
B
Retailer 5
-
HK$188,783 HKD
$24,062 USD
View
B
Retailer 6
-
HK$189,380 HKD
$24,138 USD
View
Retailer 7
-
HK$191,616 HKD
$24,423 USD
View
Price last confirmed 20 days ago
B
Retailer 8
-
HK$191,616 HKD
$24,423 USD
View
B+
Retailer 9
-
HK$198,547 HKD
£19,926 GBP
View
Retailer 10
-
HK$274,958 HKD
$35,046 USD
View
Price last confirmed 74 days ago
B
Retailer 11
-
HK$323,679 HKD
€39,291 EUR
View
B
Retailer 12
-
HK$358,555 HKD
A$70,309 AUD
View
B
Retailer 13
-
HK$408,800 HKD
$52,105 USD
View
Most Expensive
B
Brilliant Earth
16103564A · Oct 31
HK$446,891 HKD
$56,960 USD
View
13 more retailers have this diamond
Prices start from HK$149,649 HKDSave up to HK$297,242 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.

B+
28.00ct Round
HK$149,649 HKD