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Marquise|Natural|IGI

0.30ct H SI1 Marquise Natural Diamond

EX • H/SI1 • IGI 839657993

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 839657993

Diamond specifications and retailer prices

From $411 CAD
$294 USD
As of October 29, 2026
Save $422 CAD (51%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $832 CAD at Moon Ocean · As of October 30, 2026
View at Moon Ocean

About this 0.3ct natural marquise diamond

This 0.3ct natural marquise sits in the sub-half-carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI 839657993. Listed at 7 retailers as of October 29, 2026, with prices from $411 to $832, a $422 spread on the same certified stone. Moon Ocean lists it at $832. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.30
Carat
H
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle35.3°
Pavilion angle41.9°
OriginNatural
Grading LabIGI
CertificateIGI 839657993
Dimensions7.13 × 3.50 × 2.23 mm
L/W Ratio2.04
Girdle conditionFaceted
Top View
7.13 mm3.50 mm0.30 ctH / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI 839657993
Side View
Table 57.0%Crown 35.3°Girdle: MED-STKPavilion 41.9°Culet: NoneDepth 63.7%

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: Oct 29
Current: $832 CAD|Low: $411 CAD|High: $1,858 CAD|Avg: $782 CAD|+0.3%
Moon Ocean
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 31, 2026
Retailer 3$411 CAD
Retailer 7$457 CAD
Retailer 4$575 CAD
Retailer 6$622 CAD
Retailer 2$706 CAD
Moon Ocean$832 CAD
Retailer 5$1,858 CAD

11 data points across 7 retailers

7 retailers$411 CAD to $832 CAD

B+
Cheapest Retailer
-
$411 CAD
$294 USD
B+
Retailer 2
-
$457 CAD
$327 USD
View
B
Retailer 3
-
$575 CAD
$411 USD
View
B
Retailer 4
-
$622 CAD
$445 USD
View
B
Retailer 5
-
$706 CAD
€481 EUR
View
Most Expensive
B
Moon Ocean
NVN-A9ECF6762-993 · Oct 30
$832 CAD
£469 GBP
View
5 more retailers have this diamond
Prices start from $411 CADSave up to $422 CAD

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+
0.30ct Marquise
$411 CAD