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Marquise|Lab Grown

0.43ct H SI1 Marquise Lab Grown Diamond

EX • H/SI1 • TA50D-87-1235

Diamond specifications and retailer prices

From HK$1,648 HKD
$210 USD
As of November 2, 2026
Save HK$4,912 HKD (75%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: HK$6,559 HKD at NZ Jewellers · As of October 31, 2026
View at NZ Jewellers

About this 0.43ct lab-grown marquise diamond

This 0.43ct lab-grown marquise sits in the sub-half-carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade. Listed at 4 retailers as of October 31, 2026, with prices from HK$1,648 to HK$6,559, a HK$4,912 spread on the same certified stone. NZ Jewellers lists it at HK$6,559. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.43
Carat
H
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginLab Grown
Grading Lab
CertificateTA50D-87-1235
Dimensions7.61 × 3.86 × 2.45 mm
L/W Ratio1.97
Top View
7.61 mm3.86 mm0.43 ctH / SI1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateTA50D-87-1235
Side View
Table 57.1%CrownGirdlePavilionCuletDepth 63.3%

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$6,559 HKD|Low: HK$1,577 HKD|High: HK$6,559 HKD|Avg: HK$2,861 HKD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
October 8, 2026
Retailer 2HK$1,648 HKD
Retailer 4HK$1,907 HKD
Retailer 3HK$2,040 HKD
NZ JewellersHK$6,559 HKD

6 data points across 4 retailers

4 retailersHK$1,648 HKD to HK$6,559 HKD

B+
Cheapest Retailer
-
HK$1,648 HKD
$210 USD
B
Retailer 2
-
HK$1,907 HKD
$243 USD
View
B
Retailer 3
-
HK$2,040 HKD
$260 USD
View
Most Expensive
C
NZ Jewellers
a81993c6-1275-4b72-894b-33f5215f26d6 · Oct 31
HK$6,559 HKD
$836 USD
View
3 more retailers have this diamond
Prices start from HK$1,648 HKDSave up to HK$4,912 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+
0.43ct Marquise
HK$1,648 HKD