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Round|Lab Grown|IGI

28.34ct G VS1 Round Lab Grown Diamond

ID • G/VS1 • IGI LG729533441

Shape and cutting style on the report: Round brilliant

Certificate IGI LG729533441

Diamond specifications and retailer prices

From HK$151,453 HKD
$19,304 USD
As of October 31, 2026
Save HK$300,851 HKD (67%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$452,305 HKD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 28.34ct lab-grown round diamond

This 28.34ct 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 LG729533441 or 729533441. Listed at 13 retailers as of October 31, 2026, with prices from HK$151,453 to HK$452,305, a HK$300,851 spread on the same certified stone. Brilliant Earth lists it at HK$452,305. 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

28.34
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG729533441
Dimensions19.45 × 19.40 × 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
19.45 mm19.40 mm28.34 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG729533441
Side View
Table 58.0%Crown 35.4°Girdle: MED-STKPavilion 40.8°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$452,305 HKD|Low: HK$151,453 HKD|High: HK$622,446 HKD|Avg: HK$293,749 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$151,453 HKD
Retailer 9HK$167,176 HKD
Retailer 3HK$168,000 HKD
Retailer 8HK$191,051 HKD
Retailer 11HK$191,639 HKD
Retailer 12HK$193,922 HKD
Retailer 6HK$200,952 HKD
Retailer 5HK$253,542 HKD
Retailer 4HK$278,181 HKD
Retailer 7HK$327,616 HKD
Retailer 2HK$362,824 HKD
Retailer 10HK$418,090 HKD
Brilliant EarthHK$452,305 HKD

26 data points across 13 retailers

13 retailersHK$151,453 HKD to HK$452,305 HKD

B+
Cheapest Retailer
-
HK$151,453 HKD
$19,304 USD
B+
Retailer 2
-
HK$167,176 HKD
$21,308 USD
View
B+
Retailer 3
-
HK$168,000 HKD
$21,413 USD
View
B
Retailer 4
-
HK$191,051 HKD
$24,351 USD
View
B
Retailer 5
-
HK$191,639 HKD
$24,426 USD
View
Retailer 6
-
HK$193,922 HKD
$24,717 USD
View
Price last confirmed 20 days ago
B
Retailer 7
-
HK$193,922 HKD
$24,717 USD
View
B+
Retailer 8
-
HK$200,952 HKD
£20,168 GBP
View
Retailer 9
-
HK$278,181 HKD
$35,457 USD
View
Price last confirmed 74 days ago
B
Retailer 10
-
HK$327,616 HKD
€39,769 EUR
View
B
Retailer 11
-
HK$362,824 HKD
A$71,146 AUD
View
B
Retailer 12
-
HK$418,090 HKD
$53,289 USD
View
Most Expensive
B
Brilliant Earth
15635036A · Oct 31
HK$452,305 HKD
$57,650 USD
View
12 more retailers have this diamond
Prices start from HK$151,453 HKDSave up to HK$300,851 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+
28.34ct Round
HK$151,453 HKD