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Round|Lab Grown|IGI

20.35ct G VS1 Round Lab Grown Diamond

ID • G/VS1 • IGI LG733536946

Shape and cutting style on the report: Round brilliant

Certificate IGI LG733536946

Diamond specifications and retailer prices

From HK$85,906 HKD
£8,621 GBP
As of November 2, 2026
Save HK$231,390 HKD (73%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: HK$317,296 HKD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 20.35ct lab-grown round diamond

This 20.35ct 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 LG733536946 or 733536946. Listed at 18 retailers as of October 31, 2026, with prices from HK$85,906 to HK$317,296, a HK$231,390 spread on the same certified stone. Brilliant Earth lists it at HK$317,296. 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

20.35
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG733536946
Dimensions17.61 × 17.54 × 10.67 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
HEARTS & ARROWS This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.61 mm17.54 mm20.35 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG733536946
Side View
Table 58.0%Crown 34.3°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 60.7%

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 2
Current: HK$317,296 HKD|Low: HK$85,880 HKD|High: HK$326,241 HKD|Avg: HK$152,325 HKD|-2.7%
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
Retailer 16
Retailer 17
November 2, 2026
Retailer 2HK$85,906 HKD
Retailer 16HK$92,215 HKD
Retailer 14HK$93,526 HKD
Retailer 8HK$95,903 HKD
Retailer 6HK$97,464 HKD
Retailer 5HK$100,250 HKD
Retailer 4HK$106,966 HKD
Retailer 9HK$106,966 HKD
Retailer 13HK$106,982 HKD
Retailer 15HK$113,494 HKD
Retailer 3HK$114,082 HKD
Retailer 11HK$124,427 HKD
Retailer 10HK$179,984 HKD
Retailer 12HK$201,729 HKD
Retailer 17HK$217,706 HKD
Retailer 7HK$312,719 HKD
Brilliant EarthHK$317,296 HKD

34 data points across 17 retailers

18 retailersHK$85,906 HKD to HK$317,296 HKD

B+
Cheapest Retailer
-
HK$85,906 HKD
£8,621 GBP
B+
Retailer 2
-
HK$92,215 HKD
$11,753 USD
View
Retailer 3
-
HK$93,526 HKD
$11,920 USD
View
Price last confirmed 15 days ago
B+
Retailer 4
-
HK$95,903 HKD
$12,223 USD
View
B+
Retailer 5
-
HK$97,464 HKD
$12,422 USD
View
B+
Retailer 6
-
HK$100,250 HKD
$12,777 USD
View
B+
Retailer 7
-
HK$106,966 HKD
$13,633 USD
View
Retailer 8
-
HK$106,966 HKD
$13,633 USD
View
Price last confirmed 20 days ago
B+
Retailer 9
-
HK$106,982 HKD
$13,635 USD
View
B+
Retailer 10
-
HK$113,494 HKD
$14,465 USD
View
B+
Retailer 11
-
HK$114,082 HKD
$14,540 USD
View
B+
Retailer 12
-
HK$124,427 HKD
£12,487 GBP
View
B
Retailer 13
-
HK$153,995 HKD
$19,627 USD
View
Final sale: no returns
B
Retailer 14
-
HK$179,984 HKD
€21,847 EUR
View
B
Retailer 15
-
HK$201,729 HKD
A$39,555 AUD
View
B
Retailer 16
-
HK$217,706 HKD
$27,747 USD
View
B
Retailer 17
-
HK$312,719 HKD
$39,857 USD
View
Most Expensive
B
Brilliant Earth
15732884A · Oct 31
HK$317,296 HKD
$40,440 USD
View
17 more retailers have this diamond
Prices start from HK$85,906 HKDSave up to HK$231,390 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+
20.35ct Round
HK$85,906 HKD