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Marquise|Natural|IGI

0.31ct D SI1 Marquise Natural Diamond

VG • D/SI1 • IGI 841682303

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 841682303

Diamond specifications and retailer prices

From €308 EUR
$345 USD
As of October 29, 2026
Save €407 EUR (57%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €714 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 0.31ct natural marquise diamond

This 0.31ct natural marquise sits in the sub-half-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI 841682303. Listed at 13 retailers as of October 29, 2026, with prices from €308 to €714, a €407 spread on the same certified stone. MOH London lists it at €714. 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

0.31
Carat
D
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryGood
FluorescenceNone
Crown angle31.1°
Pavilion angle42.3°
OriginNatural
Grading LabIGI
CertificateIGI 841682303
Dimensions7.07 × 3.43 × 2.33 mm
L/W Ratio2.06
Girdle conditionFaceted
Top View
7.07 mm3.43 mm0.31 ctD / SI1
OriginNatural
CutVery Good
PolishVery Good
SymmetryGood
FluorescenceNone
CertificateIGI 841682303
Side View
Table 54.0%Crown 31.1°Girdle: STK-VTKPavilion 42.3°Culet: NoneDepth 67.9%

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: Oct 29
Current: €714 EUR|Low: €308 EUR|High: €1,209 EUR|Avg: €525 EUR|+4.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 2, 2026
Retailer 5€308 EUR
Retailer 4€332 EUR
Retailer 3€343 EUR
Retailer 7€413 EUR
Retailer 2€415 EUR
Retailer 13€422 EUR
Retailer 12€424 EUR
Retailer 9€455 EUR
Retailer 11€477 EUR
Retailer 8€570 EUR
Retailer 6€623 EUR
MOH London€714 EUR
Retailer 10€1,180 EUR

16 data points across 13 retailers

13 retailers€308 EUR to €714 EUR

A
Cheapest Retailer
-
€308 EUR
$345 USD
B+
Retailer 2
-
€332 EUR
$372 USD
View
B+
Retailer 3
-
€343 EUR
$385 USD
View
B
Retailer 4
-
€413 EUR
£365 GBP
View
B
Retailer 5
-
€415 EUR
$465 USD
View
B
Retailer 6
-
€422 EUR
£373 GBP
View
B
Retailer 7
-
€424 EUR
$476 USD
View
B
Retailer 8
-
€455 EUR
$510 USD
View
B
Retailer 9
-
€477 EUR
ZAR 8,652 ZAR
View
B
Retailer 10
-
€570 EUR
View
B
Retailer 11
-
€623 EUR
£550 GBP
View
Most Expensive
C
MOH London
C918FCD05 · Oct 29
€714 EUR
£631 GBP
View
11 more retailers have this diamond
Prices start from €308 EURSave up to €407 EUR

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
0.31ct Marquise
€308 EUR