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Marquise|Natural|IGI

0.40ct G SI2 Marquise Natural Diamond

VG • G/SI2 • IGI 810631815

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 810631815

Diamond specifications and retailer prices

From $519 NZD
₹27,815 INR
As of November 2, 2026
Save $1,120 NZD (68%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $1,639 NZD at MOH London · As of November 2, 2026
View at MOH London

About this 0.4ct natural marquise diamond

This 0.4ct natural marquise sits in the sub-half-carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 810631815. Listed at 7 retailers as of November 2, 2026, with prices from $519 to $1,639, a $1,120 spread on the same certified stone. MOH London lists it at $1,639. 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

0.40
Carat
G
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle33.4°
Pavilion angle41.1°
OriginNatural
Grading LabIGI
CertificateIGI 810631815
Dimensions7.73 × 3.92 × 2.29 mm
L/W Ratio1.97
Girdle conditionFaceted
Culet sizeNone
Top View
7.73 mm3.92 mm0.40 ctG / SI2
OriginNatural
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI 810631815
Side View
Table 66.0%Crown 33.4°Girdle: MED-THKPavilion 41.1°Culet: NoneDepth 58.4%

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: $1,639 NZD|Low: $518 NZD|High: $1,659 NZD|Avg: $1,027 NZD|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 2, 2026
Retailer 2$519 NZD
Retailer 5$764 NZD
Retailer 4$972 NZD
Retailer 6$1,006 NZD
Retailer 3$1,170 NZD
MOH London$1,639 NZD

41 data points across 6 retailers

7 retailers$519 NZD to $1,639 NZD

A
Cheapest Retailer
-
$519 NZD
₹27,815 INR
B+
Retailer 2
-
$764 NZD
$430 USD
View
B
Retailer 3
-
$942 NZD
$530 USD
View
B
Retailer 4
-
$972 NZD
£431 GBP
View
B
Retailer 5
-
$1,006 NZD
$566 USD
View
B
Retailer 6
-
$1,170 NZD
€627 EUR
View
Most Expensive
C
MOH London
FAC90A8B4 · Nov 2
$1,639 NZD
£726 GBP
View
6 more retailers have this diamond
Prices start from $519 NZDSave up to $1,120 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
0.40ct Marquise
$519 NZD