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Marquise|Natural|GIA

0.30ct G SI1 Marquise Natural Diamond

EX • G/SI1 • GIA 2566688552

Certificate GIA 2566688552

Diamond specifications and retailer prices

From $409 SGD
$320 USD
As of November 2, 2026
Save $364 SGD (47%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $773 SGD at Yorxs · As of November 2, 2026
View at Yorxs

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 SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2566688552. Listed at 11 retailers as of November 2, 2026, with prices from $409 to $773, a $364 spread on the same certified stone. Yorxs lists it at $773. 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
G
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle40.11°
Pavilion angle40.41°
OriginNatural
Grading LabGIA
CertificateGIA 2566688552
Dimensions7.05 × 3.37 × 2.17 mm
L/W Ratio2.09
Culet sizeNone
Top View
7.05 mm3.37 mm0.30 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2566688552
Side View
Table 58.0%Crown 40.11°Girdle: MED-VTKPavilion 40.41°Culet: NoneDepth 64.6%

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 2
Current: $584 SGD|Low: $409 SGD|High: $773 SGD|Avg: $558 SGD|+6.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Yorxs
November 2, 2026
Retailer 8$409 SGD
Retailer 9$436 SGD
Retailer 2$454 SGD
Retailer 5$510 SGD
Retailer 3$561 SGD
Retailer 6$568 SGD
Retailer 1$584 SGD
Retailer 4$611 SGD
Retailer 7$648 SGD
Yorxs$773 SGD

11 data points across 10 retailers

11 retailers$409 SGD to $773 SGD

A
Cheapest Retailer
-
$409 SGD
$320 USD
B+
Retailer 2
-
$436 SGD
View
B+
Retailer 3
-
$454 SGD
$355 USD
View
B+
Retailer 4
-
$494 SGD
View
B+
Retailer 5
-
$510 SGD
$399 USD
View
B
Retailer 6
-
$561 SGD
£345 GBP
View
B
Retailer 7
-
$568 SGD
$444 USD
View
B
Retailer 8
-
$584 SGD
£360 GBP
View
B
Retailer 9
-
$611 SGD
$478 USD
View
B
Retailer 10
-
$648 SGD
$507 USD
View
Most Expensive
B
Yorxs
622050056 · Nov 2
$773 SGD
€576 EUR
View
10 more retailers have this diamond
Prices start from $409 SGDSave up to $364 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
$409 SGD