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Round|Lab Grown|IGI

15.49ct G VS1 Round Lab Grown Diamond

EX • G/VS1 • IGI LG731504980

Shape and cutting style on the report: Round brilliant

Certificate IGI LG731504980

Diamond specifications and retailer prices

From HK$62,447 HKD
$7,959 USD
As of November 1, 2026
Save HK$175,368 HKD (74%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: HK$237,815 HKD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 15.49ct lab-grown round diamond

This 15.49ct 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 LG731504980 or 731504980. Listed at 18 retailers as of November 1, 2026, with prices from HK$62,447 to HK$237,815, a HK$175,368 spread on the same certified stone. Brilliant Earth lists it at HK$237,815. 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

15.49
Carat
G
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG731504980
Dimensions16.20 × 16.14 × 9.65 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
16.20 mm16.14 mm15.49 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG731504980
Side View
Table 61.0%Crown 33.6°Girdle: MediumPavilion 40.7°Culet: NoneDepth 59.7%

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: Nov 1
Current: HK$237,815 HKD|Low: HK$55,754 HKD|High: HK$247,623 HKD|Avg: HK$114,742 HKD|-4.0%
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
November 3, 2026
Retailer 4HK$55,754 HKD
Retailer 13HK$57,991 HKD
Retailer 7HK$62,447 HKD
Retailer 5HK$64,675 HKD
Retailer 8HK$70,246 HKD
Retailer 12HK$71,635 HKD
Retailer 9HK$74,930 HKD
Retailer 6HK$76,782 HKD
Retailer 2HK$79,992 HKD
Retailer 10HK$123,279 HKD
Retailer 11HK$123,383 HKD
Retailer 14HK$127,170 HKD
Retailer 3HK$169,572 HKD
Retailer 15HK$221,211 HKD
Brilliant EarthHK$237,815 HKD

40 data points across 15 retailers

18 retailersHK$62,447 HKD to HK$237,815 HKD

Retailer 1
-
HK$55,754 HKD
$7,106 USD
Price last confirmed 19 days ago
Retailer 2
-
HK$57,991 HKD
$7,391 USD
View
Price last confirmed 20 days ago
Retailer 3
-
HK$57,991 HKD
$7,391 USD
View
Price last confirmed 9 days ago
B+
Retailer 4
-
HK$62,447 HKD
$7,959 USD
View
Final sale: no returns
Retailer 5
-
HK$64,675 HKD
$8,243 USD
View
Price last confirmed 17 days ago
B+
Retailer 6
-
HK$64,675 HKD
$8,243 USD
View
B+
Retailer 7
-
HK$70,246 HKD
$8,953 USD
View
Retailer 8
-
HK$71,635 HKD
$9,130 USD
View
Price last confirmed 9 days ago
B+
Retailer 9
-
HK$74,930 HKD
$9,550 USD
View
Retailer 10
-
HK$76,782 HKD
$9,786 USD
View
Price last confirmed 22 days ago
Retailer 11
-
HK$76,782 HKD
$9,786 USD
View
Price last confirmed 15 days ago
B+
Retailer 12
-
HK$79,992 HKD
£8,028 GBP
View
B
Retailer 13
-
HK$123,279 HKD
€14,964 EUR
View
B
Retailer 14
-
HK$123,383 HKD
A$24,193 AUD
View
B
Retailer 15
-
HK$127,170 HKD
$16,208 USD
View
Retailer 16
-
HK$169,572 HKD
$21,612 USD
View
Price last confirmed 7 days ago
B
Retailer 17
-
HK$221,211 HKD
$28,194 USD
View
Most Expensive
B
Brilliant Earth
15734720A · Nov 2
HK$237,815 HKD
$30,310 USD
View
17 more retailers have this diamond
Prices start from HK$62,447 HKDSave up to HK$175,368 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+
15.49ct Round
HK$62,447 HKD