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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 $340 SGD
₹25,347 INR
As of November 2, 2026
Save $745 SGD (69%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,085 SGD 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 $340 to $1,085, a $745 spread on the same certified stone. MOH London lists it at $1,085. 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: $1,085 SGD|Low: $340 SGD|High: $1,106 SGD|Avg: $640 SGD|-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$340 SGD
Retailer 11$396 SGD
Retailer 12$434 SGD
Retailer 7$547 SGD
Retailer 10$589 SGD
Retailer 8$605 SGD
Retailer 6$606 SGD
Retailer 3$678 SGD
Retailer 9$729 SGD
Retailer 4$748 SGD
Retailer 5$951 SGD
MOH London$1,085 SGD

20 data points across 12 retailers

12 retailers$340 SGD to $1,085 SGD

A
Cheapest Retailer
-
$340 SGD
₹25,347 INR
A
Retailer 2
-
$396 SGD
$310 USD
View
A
Retailer 3
-
$434 SGD
$339 USD
View
Final sale: no returns
B+
Retailer 4
-
$547 SGD
$428 USD
View
B+
Retailer 5
-
$589 SGD
£363 GBP
View
B+
Retailer 6
-
$605 SGD
$473 USD
View
B+
Retailer 7
-
$606 SGD
£373 GBP
View
B+
Retailer 8
-
$678 SGD
$530 USD
View
B+
Retailer 9
-
$729 SGD
ZAR 9,203 ZAR
View
B+
Retailer 10
-
$748 SGD
$585 USD
View
B
Retailer 11
-
$951 SGD
£586 GBP
View
Most Expensive
B
MOH London
E997EB474 · Nov 1
$1,085 SGD
£668 GBP
View
11 more retailers have this diamond
Prices start from $340 SGDSave up to $745 SGD

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
$340 SGD