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Marquise|Natural|IGI

0.42ct I VS1 Marquise Natural Diamond

VG • I/VS1 • IGI 797618197

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 797618197

Diamond specifications and retailer prices

From $740 AUD
£409 GBP
As of November 2, 2026
Save $524 AUD (41%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $1,264 AUD 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 I colour (near-colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI 797618197. Listed at 5 retailers as of November 1, 2026, with prices from $740 to $1,264, a $524 spread on the same certified stone. MOH London lists it at $1,264. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.42
Carat
I
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle35°
Pavilion angle41.4°
OriginNatural
Grading LabIGI
CertificateIGI 797618197
Dimensions7.91 × 3.79 × 2.44 mm
L/W Ratio2.09
Girdle conditionFaceted
Culet sizePointed
Top View
7.91 mm3.79 mm0.42 ctI / VS1
OriginNatural
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI 797618197
Side View
Table 56.0%Crown 35°Girdle: THN-MEDPavilion 41.4°Culet: NoneDepth 64.4%

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: $1,264 AUD|Low: $491 AUD|High: $1,280 AUD|Avg: $839 AUD|-1.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 2, 2026
Retailer 4$491 AUD
Retailer 2$740 AUD
Retailer 5$774 AUD
Retailer 3$999 AUD
MOH London$1,264 AUD

30 data points across 5 retailers

5 retailers$740 AUD to $1,264 AUD

Retailer 1
-
$491 AUD
$345 USD
Price last confirmed 11 days ago
B+
Retailer 2
-
$740 AUD
£409 GBP
View
B+
Retailer 3
-
$774 AUD
$544 USD
View
B
Retailer 4
-
$999 AUD
€668 EUR
View
Most Expensive
B
MOH London
CF3AE7A6B · Nov 1
$1,264 AUD
£699 GBP
View
4 more retailers have this diamond
Prices start from $740 AUDSave up to $524 AUD

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 Marquise
$740 AUD