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Marquise|Natural|IGI

0.42ct I VS1 Marquise Natural Diamond

VG • I/VS1 • IGI 797619442

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 797619442

Diamond specifications and retailer prices

From $520 USD
£409 GBP
As of November 2, 2026
Save $368 USD (41%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $888 USD 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 797619442. Listed at 5 retailers as of November 1, 2026, with prices from $520 to $888, a $368 spread on the same certified stone. MOH London lists it at $888. 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
Color
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle36.5°
Pavilion angle40.6°
OriginNatural
Grading LabIGI
CertificateIGI 797619442
Dimensions7.21 × 3.88 × 2.54 mm
L/W Ratio1.86
Girdle conditionFaceted
Culet sizePointed
Top View
7.21 mm3.88 mm0.42 ctI / VS1
OriginNatural
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI 797619442
Side View
Table 57.0%Crown 36.5°Girdle: MED-THKPavilion 40.6°Culet: NoneDepth 65.5%

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: $888 USD|Low: $345 USD|High: $899 USD|Avg: $593 USD|-1.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 2, 2026
Retailer 4$345 USD
Retailer 2$520 USD
Retailer 5$544 USD
Retailer 3$701 USD
MOH London$888 USD

30 data points across 5 retailers

5 retailers$520 USD to $888 USD

Retailer 1
-
$345 USD
Price last confirmed 12 days ago
B+
Retailer 2
-
$520 USD
£409 GBP
View
B+
Retailer 3
-
$544 USD
View
B
Retailer 4
-
$701 USD
€668 EUR
View
Most Expensive
B
MOH London
67C4821A1 · Nov 1
$888 USD
£699 GBP
View
4 more retailers have this diamond
Prices start from $520 USDSave up to $368 USD

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
$520 USD