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Round|Lab Grown

0.42ct G VS1 Round Lab Grown Diamond

EX • G/VS1 • C731A53873

Diamond specifications and retailer prices

From HK$855 HKD
$109 USD
As of November 1, 2026
Save HK$2,895 HKD (77%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: HK$3,750 HKD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.42ct lab-grown round diamond

This 0.42ct lab-grown round sits in the sub-half-carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade. Listed at 4 retailers as of October 30, 2026, with prices from HK$855 to HK$3,750, a HK$2,895 spread on the same certified stone. NZ Jewellers lists it at HK$3,750. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.42
Carat
G
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishGood
SymmetryGood
FluorescenceNone
OriginLab Grown
Grading Lab
CertificateC731A53873
Dimensions4.88 × 4.85 × 2.86 mm
L/W Ratio1.01
Top View
4.88 mm4.85 mm0.42 ctG / VS1
OriginLab Grown
CutExcellent
PolishGood
SymmetryGood
FluorescenceNone
CertificateC731A53873
Side View
Table 59.0%CrownGirdlePavilionCuletDepth 58.8%

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$3,750 HKD|Low: HK$816 HKD|High: HK$3,750 HKD|Avg: HK$1,815 HKD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
October 10, 2026
Retailer 2HK$855 HKD
Retailer 4HK$989 HKD
Retailer 3HK$1,130 HKD
NZ JewellersHK$3,750 HKD

3 data points across 4 retailers

4 retailersHK$855 HKD to HK$3,750 HKD

B+
Cheapest Retailer
-
HK$855 HKD
$109 USD
B+
Retailer 2
-
HK$989 HKD
$126 USD
View
B+
Retailer 3
-
HK$1,130 HKD
$144 USD
View
Most Expensive
C
NZ Jewellers
baf74c96-c28b-40b1-a5e5-4afafc301b5e · Oct 30
HK$3,750 HKD
$478 USD
View
3 more retailers have this diamond
Prices start from HK$855 HKDSave up to HK$2,895 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+
0.42ct Round
HK$855 HKD