Marquise|Natural|IGI

0.33ct I SI1 Marquise Natural Diamond

VG • I/SI1 • IGI 815673817

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 815673817

Diamond specifications and retailer prices

From $194 USD
₹18,512 INR
As of November 2, 2026
Save $437 USD (69%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $631 USD at MOH London · As of November 2, 2026
View at MOH London

About this 0.33ct natural marquise diamond

This 0.33ct natural marquise sits in the sub-half-carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI 815673817. Listed at 12 retailers as of November 2, 2026, with prices from $194 to $631, a $437 spread on the same certified stone. MOH London lists it at $631. 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

0.33
Carat
I
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryGood
FluorescenceNone
Crown angle36.5°
Pavilion angle40.7°
OriginNatural
Grading LabIGI
CertificateIGI 815673817
Dimensions6.66 × 3.60 × 2.35 mm
L/W Ratio1.85
Girdle conditionFaceted
Top View
6.66 mm3.60 mm0.33 ctI / SI1
OriginNatural
CutVery Good
PolishVery Good
SymmetryGood
FluorescenceNone
CertificateIGI 815673817
Side View
Table 56.0%Crown 36.5°Girdle: STK-VTKPavilion 40.7°Culet: NoneDepth 65.3%

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: $631 USD|Low: $194 USD|High: $1,239 USD|Avg: $460 USD|-4.8%
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 3, 2026
Retailer 6$194 USD
Retailer 11$274 USD
Retailer 9$295 USD
Retailer 10$305 USD
Retailer 2$356 USD
Retailer 12$368 USD
Retailer 4$404 USD
Retailer 8$424 USD
Retailer 3$447 USD
Retailer 7$469 USD
Retailer 5$560 USD
MOH London$631 USD
Retailer 13$1,239 USD

37 data points across 13 retailers

12 retailers$194 USD to $631 USD

A
Cheapest Retailer
-
$194 USD
₹18,512 INR
B+
Retailer 2
-
$274 USD
View
B+
Retailer 3
-
$295 USD
View
B+
Retailer 4
-
$305 USD
View
B
Retailer 5
-
$356 USD
£280 GBP
View
B
Retailer 6
-
$368 USD
View
B
Retailer 7
-
$404 USD
View
B
Retailer 8
-
$424 USD
ZAR 6,851 ZAR
View
B
Retailer 9
-
$447 USD
View
B
Retailer 10
-
$469 USD
€447 EUR
View
Most Expensive
C
MOH London
CB82CC96F · Nov 2
$631 USD
£497 GBP
View
10 more retailers have this diamond
Prices start from $194 USDSave up to $437 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.

A
0.33ct Marquise
$194 USD