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Round|Lab Grown|IGI

20.03ct G VS1 Round Lab Grown Diamond

ID • G/VS1 • IGI LG704515928

Shape and cutting style on the report: Round brilliant

Certificate IGI LG704515928

Diamond specifications and retailer prices

From HK$113,321 HKD
$14,443 USD
As of November 2, 2026
Save HK$223,355 HKD (66%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: HK$513,998 HKD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 20.03ct lab-grown round diamond

This 20.03ct 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 LG704515928 or 704515928. Listed at 16 retailers as of November 1, 2026, with a 197% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

20.03
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG704515928
Dimensions17.59 × 17.46 × 10.53 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.59 mm17.46 mm20.03 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG704515928
Side View
Table 57.0%Crown 33.3°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 60.1%

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: Nov 2
Current: HK$510,467 HKD|Low: HK$113,321 HKD|High: HK$667,075 HKD|Avg: HK$237,208 HKD|-23.5%
Do Amore Diamonds
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 2, 2026
Retailer 3HK$113,321 HKD
Retailer 6HK$113,949 HKD
Retailer 13HK$116,679 HKD
Retailer 12HK$124,518 HKD
Retailer 10HK$125,451 HKD
Retailer 14HK$136,051 HKD
Retailer 4HK$136,734 HKD
Retailer 7HK$183,928 HKD
Retailer 11HK$201,476 HKD
Retailer 2HK$235,223 HKD
Retailer 9HK$273,853 HKD
Retailer 15HK$324,292 HKD
Retailer 8HK$336,676 HKD
Retailer 5HK$385,161 HKD
Do Amore DiamondsHK$510,467 HKD

37 data points across 15 retailers

16 retailersHK$113,321 HKD to HK$336,676 HKD

B+
Cheapest Retailer
-
HK$113,321 HKD
$14,443 USD
B+
Retailer 2
-
HK$113,949 HKD
$14,523 USD
View
B+
Retailer 3
-
HK$116,679 HKD
$14,871 USD
View
B+
Retailer 4
-
HK$124,518 HKD
$15,870 USD
View
B+
Retailer 5
-
HK$125,451 HKD
$15,989 USD
View
B+
Retailer 6
-
HK$136,051 HKD
$17,340 USD
View
B
Retailer 7
-
HK$136,734 HKD
$17,427 USD
View
B
Retailer 8
-
HK$183,928 HKD
$23,442 USD
View
Final sale: no returns
B
Retailer 9
-
HK$201,476 HKD
$25,678 USD
View
B
Retailer 10
-
HK$235,223 HKD
€28,552 EUR
View
B
Retailer 11
-
HK$273,853 HKD
A$53,697 AUD
View
B
Retailer 12
-
HK$324,292 HKD
$41,332 USD
View
B
Retailer 13
-
HK$336,676 HKD
$42,910 USD
View
Retailer 14
-
HK$385,161 HKD
$49,090 USD
View
Price under review
Retailer 15
-
HK$510,467 HKD
$65,060 USD
View
Price under review
Most Expensive
Do Amore Diamonds
19-859306 · Nov 2
HK$513,998 HKD
$65,510 USD
View
Price under review
15 more retailers have this diamond
Prices start from HK$113,321 HKDSave up to HK$223,355 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+
20.03ct Round
HK$113,321 HKD