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Round|Lab Grown|IGI

31.53ct G VS1 Round Lab Grown Diamond

ID • G/VS1 • IGI LG755516133

Shape and cutting style on the report: Round brilliant

Certificate IGI LG755516133

Diamond specifications and retailer prices

From HK$273,619 HKD
$34,875 USD
As of November 1, 2026
Save HK$281,794 HKD (51%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: HK$555,413 HKD at Yorxs · As of October 31, 2026
View at Yorxs

About this 31.53ct lab-grown round diamond

This 31.53ct 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 LG755516133 or 755516133. Listed at 8 retailers as of October 31, 2026, with prices from HK$273,619 to HK$555,413, a HK$281,794 spread on the same certified stone. Yorxs lists it at HK$555,413. 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

31.53
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG755516133
Dimensions20.40 × 20.33 × 12.38 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
20.40 mm20.33 mm31.53 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG755516133
Side View
Table 58.0%Crown 33.9°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 60.8%

Caratlytics Score

How it works →
B
Good
Decent quality, room for better deals
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$543,472 HKD|Low: HK$273,619 HKD|High: HK$2,251,112 HKD|Avg: HK$679,641 HKD|-8.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Yorxs
October 31, 2026
Retailer 5HK$273,619 HKD
Retailer 6HK$290,799 HKD
Retailer 2HK$314,220 HKD
Retailer 4HK$327,425 HKD
Retailer 3HK$529,192 HKD
Retailer 1HK$543,472 HKD
YorxsHK$555,413 HKD
Retailer 7HK$2,251,112 HKD

20 data points across 8 retailers

8 retailersHK$273,619 HKD to HK$555,413 HKD

B
Cheapest Retailer
-
HK$273,619 HKD
$34,875 USD
B
Retailer 2
-
HK$284,524 HKD
$36,265 USD
View
Retailer 3
-
HK$290,799 HKD
$37,065 USD
View
Price last confirmed 112 days ago
B
Retailer 4
-
HK$314,220 HKD
$40,050 USD
View
Retailer 5
-
HK$327,425 HKD
$41,733 USD
View
Price last confirmed 20 days ago
B
Retailer 6
-
HK$529,192 HKD
$67,450 USD
View
B
Retailer 7
-
HK$543,472 HKD
$69,270 USD
View
Most Expensive
B
Yorxs
556177571 · Oct 31
HK$555,413 HKD
€67,421 EUR
View
7 more retailers have this diamond
Prices start from HK$273,619 HKDSave up to HK$281,794 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
31.53ct Round
HK$273,619 HKD