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Round|Lab Grown|IGI

20.01ct G VS1 Round Lab Grown Diamond

EX • G/VS1 • IGI LG815692042

Shape and cutting style on the report: Round brilliant

Certificate IGI LG815692042

Diamond specifications and retailer prices

From HK$99,661 HKD
$12,702 USD
As of November 1, 2026
Save HK$236,357 HKD (70%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: HK$336,018 HKD at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 20.01ct lab-grown round diamond

This 20.01ct 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 LG815692042 or 815692042. Listed at 7 retailers as of October 30, 2026, with prices from HK$99,661 to HK$336,018, a HK$236,357 spread on the same certified stone. Taylor and Hart lists it at HK$336,018. 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

20.01
Carat
G
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle36.5°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG815692042
Dimensions17.11 × 16.93 × 10.83 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.11 mm16.93 mm20.01 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG815692042
Side View
Table 60.0%Crown 36.5°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 63.5%

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$147,488 HKD|Low: HK$99,661 HKD|High: HK$336,018 HKD|Avg: HK$179,514 HKD|-0.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Taylor and Hart
October 31, 2026
Retailer 3HK$99,661 HKD
Retailer 4HK$105,789 HKD
Retailer 2HK$123,458 HKD
Retailer 5HK$134,882 HKD
Retailer 1HK$147,488 HKD
Retailer 6HK$218,679 HKD
Taylor and HartHK$336,018 HKD

33 data points across 7 retailers

7 retailersHK$99,661 HKD to HK$336,018 HKD

B+
Cheapest Retailer
-
HK$99,661 HKD
$12,702 USD
Retailer 2
-
HK$105,789 HKD
£10,617 GBP
View
Price last confirmed 16 days ago
B
Retailer 3
-
HK$123,458 HKD
$15,735 USD
View
B
Retailer 4
-
HK$134,882 HKD
$17,191 USD
View
B
Retailer 5
-
HK$147,488 HKD
£14,801 GBP
View
B
Retailer 6
-
HK$218,679 HKD
$27,871 USD
View
Most Expensive
B
Taylor and Hart
SZX7RNX · Oct 30
HK$336,018 HKD
$42,826 USD
View
6 more retailers have this diamond
Prices start from HK$99,661 HKDSave up to HK$236,357 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+
20.01ct Round
HK$99,661 HKD