Round|Natural|GIA

0.30ct H SI1 Round Natural Diamond

EX • H/SI1 • GIA 6551530155

Certificate GIA 6551530155

Diamond specifications and retailer prices

From €315 EUR
A$541 AUD
As of October 27, 2026
17 retailers carry this diamond
Most expensive: €1,086 EUR at NZ Jewellers · As of October 17, 2026
View at NZ Jewellers

About this 0.3ct natural round diamond

This 0.3ct natural round 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 GIA 6551530155. Listed at 17 retailers as of October 27, 2026. 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
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 6551530155
Dimensions4.32 × 4.34 × 2.61 mm
L/W Ratio1.00
Top View
4.32 mm4.34 mm0.30 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6551530155
Side View
Table 62.0%Crown 33°Girdle: Slightly ThickPavilion 41.4°Culet: NDepth 60.4%

Caratlytics Score

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A
Excellent
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Price History

Last verified: Oct 27
Current: €315 EUR|Low: €199 EUR|High: €697 EUR|Avg: €413 EUR|-0.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 27, 2026
Retailer 11€199 EUR
Retailer 10€236 EUR
Retailer 9€241 EUR
Retailer 2€301 EUR
Retailer 1€315 EUR
Retailer 13€400 EUR
Retailer 3€449 EUR
Retailer 8€465 EUR
Retailer 6€467 EUR
Retailer 5€475 EUR
Retailer 7€481 EUR
Retailer 12€576 EUR
Retailer 4€691 EUR

27 data points across 13 retailers

17 retailers

Retailer 1
-
€199 EUR
₹21,156 INR
Price last confirmed 14 days ago
Retailer 2
-
€236 EUR
$264 USD
View
Price last confirmed 7 days ago
Retailer 3
-
€241 EUR
HK$2,100 HKD
View
Price last confirmed 9 days ago
Retailer 4
-
€284 EUR
$317 USD
View
Price last confirmed 15 days ago
Retailer 5
-
€301 EUR
SGD 455 SGD
View
Price last confirmed 14 days ago
Retailer 6
-
€312 EUR
$349 USD
View
Price last confirmed 17 days ago
A
Retailer 7
-
€315 EUR
A$541 AUD
View
Retailer 8
-
€323 EUR
$361 USD
View
Price last confirmed 18 days ago
Retailer 9
-
€381 EUR
$426 USD
View
Price last confirmed 14 days ago
Retailer 10
-
€400 EUR
$447 USD
View
Price last confirmed 14 days ago
Retailer 11
-
€449 EUR
ZAR 8,101 ZAR
View
Price last confirmed 17 days ago
Retailer 12
-
€465 EUR
$520 USD
View
Price last confirmed 7 days ago
Retailer 13
-
€467 EUR
View
Price last confirmed 7 days ago
Retailer 14
-
€475 EUR
A$817 AUD
View
Price last confirmed 28 days ago
Retailer 15
-
€481 EUR
£423 GBP
View
Price last confirmed 8 days ago
Retailer 16
-
€691 EUR
£608 GBP
View
Price last confirmed 25 days ago
Most Expensive
NZ Jewellers
f4419253-63f0-4fa8-9574-d833836e1536 · Oct 17
€1,086 EUR
$1,213 USD
View
Price under review
16 more retailers have this diamond
Prices start from €315 EUR

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 Round
€315 EUR