Round|Natural|GIA

0.30ct K SI1 Round Natural Diamond

EX • K/SI1 • GIA 6552316143

Certificate GIA 6552316143

Diamond specifications and retailer prices

From €121 EUR
As of November 6, 2026
Save €689 EUR (85%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €810 EUR at NZ Jewellers · As of November 4, 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 K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6552316143. Listed at 17 retailers as of November 4, 2026, with prices from €121 to €810, a €689 spread on the same certified stone. NZ Jewellers lists it at €810. 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
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6552316143
Dimensions4.26 × 4.29 × 2.67 mm
L/W Ratio1.01
Top View
4.26 mm4.29 mm0.30 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6552316143
Side View
Table 56.0%Crown 35.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.5%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: €810 EUR|Low: €121 EUR|High: €839 EUR|Avg: €286 EUR|-3.5%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
November 6, 2026
Retailer 2€121 EUR
Retailer 4€130 EUR
Retailer 3€179 EUR
Retailer 6€195 EUR
Retailer 7€196 EUR
Retailer 12€200 EUR
Retailer 16€225 EUR
Retailer 8€234 EUR
Retailer 15€241 EUR
Retailer 9€264 EUR
Retailer 11€278 EUR
Retailer 13€294 EUR
Retailer 10€315 EUR
Retailer 5€366 EUR
Retailer 14€412 EUR
NZ Jewellers€810 EUR

22 data points across 16 retailers

17 retailers€121 EUR to €810 EUR

A
Cheapest Retailer
-
€121 EUR
A
Retailer 2
-
€130 EUR
View
A
Retailer 3
-
€159 EUR
View
A
Retailer 4
-
€179 EUR
View
Retailer 5
-
€195 EUR
View
Price last confirmed 10 days ago
Retailer 6
-
€196 EUR
View
Price last confirmed 11 days ago
A
Retailer 7
-
€200 EUR
View
A
Retailer 8
-
€225 EUR
View
Retailer 9
-
€234 EUR
View
Price last confirmed 12 days ago
A
Retailer 10
-
€241 EUR
View
B+
Retailer 11
-
€264 EUR
View
B+
Retailer 12
-
€278 EUR
View
B+
Retailer 13
-
€294 EUR
View
B+
Retailer 14
-
€315 EUR
View
B
Retailer 15
-
€366 EUR
View
B+
Retailer 16
-
€412 EUR
View
Most Expensive
B
NZ Jewellers
6083172f-808f-4613-a647-e8ada6101d18 · Nov 4
€810 EUR
$909 USD
View
16 more retailers have this diamond
Prices start from €121 EURSave up to €689 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
€121 EUR