Marquise|Natural|GIA

0.30ct H SI1 Marquise Natural Diamond

EX • H/SI1 • GIA 1565113692

Certificate GIA 1565113692

Diamond specifications and retailer prices

From $338 USD
SGD 457 SGD
As of October 31, 2026
Save $248 USD (42%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $586 USD 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 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 $338 to $586, a $248 spread on the same certified stone. Yorxs lists it at $586. 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 (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: $399 USD|Low: $333 USD|High: $1,221 USD|Avg: $526 USD|+4.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Yorxs
November 3, 2026
Retailer 8$335 USD
Retailer 6$338 USD
Retailer 1$399 USD
Retailer 4$426 USD
Retailer 5$456 USD
Retailer 3$482 USD
Retailer 7$502 USD
Yorxs$586 USD
Retailer 2$1,192 USD

45 data points across 9 retailers

8 retailers$338 USD to $586 USD

B+
Cheapest Retailer
-
$338 USD
SGD 457 SGD
B+
Retailer 2
-
$399 USD
£314 GBP
View
B
Retailer 3
-
$426 USD
£336 GBP
View
B
Retailer 4
-
$456 USD
View
B
Retailer 5
-
$482 USD
ZAR 7,788 ZAR
View
Retailer 6
-
$502 USD
A$772 AUD
View
Price last confirmed 30 days ago
Most Expensive
B
Yorxs
37B850CD6 · Nov 2
$586 USD
€558 EUR
View
6 more retailers have this diamond
Prices start from $338 USDSave up to $248 USD

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
$338 USD