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Marquise|Natural|IGI

0.30ct G SI2 Marquise Natural Diamond

VG • G/SI2 • IGI 790682826

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 790682826

Diamond specifications and retailer prices

From $357 SGD
$279 USD
As of November 1, 2026
Save $467 SGD (57%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $823 SGD at MOH London · As of November 1, 2026
View at MOH London

About this 0.3ct natural marquise diamond

This 0.3ct 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 790682826. Listed at 13 retailers as of November 1, 2026, with prices from $357 to $823, a $467 spread on the same certified stone. MOH London lists it at $823. 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

0.30
Carat
G
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.1°
Pavilion angle36.6°
OriginNatural
Grading LabIGI
CertificateIGI 790682826
Dimensions6.44 × 3.42 × 2.12 mm
L/W Ratio1.88
Girdle conditionFaceted
Top View
6.44 mm3.42 mm0.30 ctG / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 790682826
Side View
Table 64.0%Crown 43.1°Girdle: STK-VTKPavilion 36.6°Culet: NoneDepth 62.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $823 SGD|Low: $355 SGD|High: $1,614 SGD|Avg: $585 SGD|+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
November 1, 2026
Retailer 10$357 SGD
Retailer 4$359 SGD
Retailer 12$384 SGD
Retailer 6$398 SGD
Retailer 7$478 SGD
Retailer 9$480 SGD
Retailer 5$488 SGD
Retailer 11$523 SGD
Retailer 8$574 SGD
Retailer 2$684 SGD
MOH London$823 SGD
Retailer 3$1,614 SGD

28 data points across 12 retailers

13 retailers$357 SGD to $823 SGD

Retailer 1
-
$341 SGD
$267 USD
Price last confirmed 48 days ago
A
Retailer 2
-
$357 SGD
$279 USD
View
B+
Retailer 3
-
$384 SGD
$300 USD
View
B+
Retailer 4
-
$398 SGD
$311 USD
View
Retailer 5
-
$460 SGD
$360 USD
View
Price last confirmed 56 days ago
B+
Retailer 6
-
$478 SGD
$374 USD
View
B+
Retailer 7
-
$480 SGD
$375 USD
View
B+
Retailer 8
-
$488 SGD
£301 GBP
View
B
Retailer 9
-
$523 SGD
$409 USD
View
B
Retailer 10
-
$574 SGD
$449 USD
View
B
Retailer 11
-
$684 SGD
€509 EUR
View
Most Expensive
B
MOH London
A24B9DC22 · Nov 1
$823 SGD
£507 GBP
View
11 more retailers have this diamond
Prices start from $357 SGDSave up to $467 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.

A
0.30ct Marquise
$357 SGD