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Marquise|Natural|GIA

0.30ct H SI1 Marquise Natural Diamond

EX • H/SI1 • GIA 1565113692

Certificate GIA 1565113692

Diamond specifications and retailer prices

From $432 SGD
As of October 31, 2026
Save $317 SGD (42%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $749 SGD at Yorxs · As of October 31, 2026
View at Yorxs

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 stated by the retailer rather than the lab and certified by GIA 1565113692. Listed at 8 retailers as of October 31, 2026, with prices from $432 to $749, a $317 spread on the same certified stone. Yorxs lists it at $749. 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 (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle34°
OriginNatural
Grading LabGIA
CertificateGIA 1565113692
Dimensions6.38 × 3.51 × 2.22 mm
L/W Ratio1.82
Culet sizeNone
Key to symbols
Feather
Top View
6.38 mm3.51 mm0.30 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1565113692
Side View
Table 61.0%Crown 34°Girdle: THK-VTKPavilionCulet: NoneDepth 63.3%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $510 SGD|Low: $426 SGD|High: $1,561 SGD|Avg: $671 SGD|+4.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Yorxs
November 2, 2026
Retailer 8$428 SGD
Retailer 6$432 SGD
Retailer 1$510 SGD
Retailer 4$545 SGD
Retailer 5$582 SGD
Retailer 3$616 SGD
Retailer 7$642 SGD
Yorxs$749 SGD
Retailer 2$1,524 SGD

45 data points across 9 retailers

8 retailers$432 SGD to $749 SGD

B+
Cheapest Retailer
-
$432 SGD
B+
Retailer 2
-
$510 SGD
£314 GBP
View
B
Retailer 3
-
$545 SGD
£336 GBP
View
B
Retailer 4
-
$582 SGD
$456 USD
View
B
Retailer 5
-
$616 SGD
ZAR 7,788 ZAR
View
Retailer 6
-
$642 SGD
A$772 AUD
View
Price last confirmed 29 days ago
Most Expensive
B
Yorxs
37B850CD6 · Oct 31
$749 SGD
€558 EUR
View
6 more retailers have this diamond
Prices start from $432 SGDSave up to $317 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
$432 SGD