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Marquise|Natural|GIA

0.42ct H SI1 Marquise Natural Diamond

ID • H/SI1 • GIA 6562590359

Certificate GIA 6562590359

Diamond specifications and retailer prices

From HK$2,088 HKD
₹25,347 INR
As of November 2, 2026
Save HK$4,568 HKD (69%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: HK$6,656 HKD at MOH London · As of November 1, 2026
View at MOH London

About this 0.42ct natural marquise diamond

This 0.42ct natural marquise sits in the sub-half-carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6562590359. Listed at 12 retailers as of November 1, 2026, with prices from HK$2,088 to HK$6,656, a HK$4,568 spread on the same certified stone. MOH London lists it at HK$6,656. 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

0.42
Carat
H
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceStrong
OriginNatural
Grading LabGIA
CertificateGIA 6562590359
Dimensions7.42 × 3.91 × 2.48 mm
L/W Ratio1.90
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather, Cloud, Crystal
Top View
7.42 mm3.91 mm0.42 ctH / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceStrong
CertificateGIA 6562590359
Side View
Table 59.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 63.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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$6,656 HKD|Low: HK$2,088 HKD|High: HK$6,786 HKD|Avg: HK$3,929 HKD|-1.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 2HK$2,088 HKD
Retailer 11HK$2,432 HKD
Retailer 12HK$2,660 HKD
Retailer 7HK$3,355 HKD
Retailer 10HK$3,613 HKD
Retailer 8HK$3,711 HKD
Retailer 6HK$3,717 HKD
Retailer 3HK$4,160 HKD
Retailer 9HK$4,470 HKD
Retailer 4HK$4,590 HKD
Retailer 5HK$5,834 HKD
MOH LondonHK$6,656 HKD

20 data points across 12 retailers

12 retailersHK$2,088 HKD to HK$6,656 HKD

A
Cheapest Retailer
-
HK$2,088 HKD
₹25,347 INR
A
Retailer 2
-
HK$2,432 HKD
$310 USD
View
A
Retailer 3
-
HK$2,660 HKD
$339 USD
View
Final sale: no returns
B+
Retailer 4
-
HK$3,355 HKD
$428 USD
View
B+
Retailer 5
-
HK$3,613 HKD
£363 GBP
View
B+
Retailer 6
-
HK$3,711 HKD
$473 USD
View
B+
Retailer 7
-
HK$3,717 HKD
£373 GBP
View
B+
Retailer 8
-
HK$4,160 HKD
$530 USD
View
B+
Retailer 9
-
HK$4,470 HKD
ZAR 9,203 ZAR
View
B+
Retailer 10
-
HK$4,590 HKD
$585 USD
View
B
Retailer 11
-
HK$5,834 HKD
£586 GBP
View
Most Expensive
B
MOH London
E997EB474 · Nov 1
HK$6,656 HKD
£668 GBP
View
11 more retailers have this diamond
Prices start from HK$2,088 HKDSave up to HK$4,568 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.

A
0.42ct Marquise
HK$2,088 HKD