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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 $376 SGD
$294 USD
As of October 29, 2026
Save $386 SGD (51%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $762 SGD 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 $376 to $762, a $386 spread on the same certified stone. Moon Ocean lists it at $762. 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
Colour
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: $762 SGD|Low: $376 SGD|High: $1,700 SGD|Avg: $715 SGD|+0.3%
Moon Ocean
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 2, 2026
Retailer 3$376 SGD
Retailer 7$418 SGD
Retailer 4$526 SGD
Retailer 6$569 SGD
Retailer 2$648 SGD
Moon Ocean$762 SGD
Retailer 5$1,700 SGD

12 data points across 7 retailers

7 retailers$376 SGD to $762 SGD

B+
Cheapest Retailer
-
$376 SGD
$294 USD
B+
Retailer 2
-
$418 SGD
$327 USD
View
B
Retailer 3
-
$526 SGD
$411 USD
View
B
Retailer 4
-
$569 SGD
$445 USD
View
B
Retailer 5
-
$648 SGD
€483 EUR
View
Most Expensive
B
Moon Ocean
NVN-A9ECF6762-993 · Oct 30
$762 SGD
£469 GBP
View
5 more retailers have this diamond
Prices start from $376 SGDSave up to $386 SGD

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
$376 SGD