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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 $473 NZD
₹25,347 INR
As of November 2, 2026
Save $1,035 NZD (69%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,508 NZD 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 $473 to $1,508, a $1,035 spread on the same certified stone. MOH London lists it at $1,508. 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: $1,508 NZD|Low: $473 NZD|High: $1,537 NZD|Avg: $890 NZD|-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 2$473 NZD
Retailer 11$551 NZD
Retailer 12$603 NZD
Retailer 7$760 NZD
Retailer 10$818 NZD
Retailer 8$841 NZD
Retailer 6$842 NZD
Retailer 3$942 NZD
Retailer 9$1,012 NZD
Retailer 4$1,040 NZD
Retailer 5$1,322 NZD
MOH London$1,508 NZD

20 data points across 12 retailers

12 retailers$473 NZD to $1,508 NZD

A
Cheapest Retailer
-
$473 NZD
₹25,347 INR
A
Retailer 2
-
$551 NZD
$310 USD
View
A
Retailer 3
-
$603 NZD
$339 USD
View
Final sale: no returns
B+
Retailer 4
-
$760 NZD
$428 USD
View
B+
Retailer 5
-
$818 NZD
£363 GBP
View
B+
Retailer 6
-
$841 NZD
$473 USD
View
B+
Retailer 7
-
$842 NZD
£373 GBP
View
B+
Retailer 8
-
$942 NZD
$530 USD
View
B+
Retailer 9
-
$1,012 NZD
ZAR 9,203 ZAR
View
B+
Retailer 10
-
$1,040 NZD
$585 USD
View
B
Retailer 11
-
$1,322 NZD
£586 GBP
View
Most Expensive
B
MOH London
E997EB474 · Nov 1
$1,508 NZD
£668 GBP
View
11 more retailers have this diamond
Prices start from $473 NZDSave up to $1,035 NZD

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
$473 NZD