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Round|Natural|GIA

0.30ct I SI2 Round Natural Diamond

EX • I/SI2 • GIA 5566545493

Certificate GIA 5566545493

Diamond specifications and retailer prices

From €156 EUR
₹16,619 INR
As of November 1, 2026
Save €854 EUR (85%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €1,011 EUR at NZ Jewellers · As of October 29, 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 I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 5566545493. Listed at 16 retailers as of October 29, 2026, with prices from €156 to €1,011, a €854 spread on the same certified stone. NZ Jewellers lists it at €1,011. 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
I
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle34°
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 5566545493
Dimensions4.24 × 4.28 × 2.68 mm
L/W Ratio1.01
Top View
4.24 mm4.28 mm0.30 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 5566545493
Side View
Table 58.0%Crown 34°Girdle: MED-STKPavilion 41.8°Culet: NoneDepth 62.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: €1,011 EUR|Low: €156 EUR|High: €1,036 EUR|Avg: €355 EUR|-2.4%
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 1, 2026
Retailer 2€156 EUR
Retailer 8€195 EUR
Retailer 15€222 EUR
Retailer 5€240 EUR
Retailer 6€242 EUR
Retailer 4€246 EUR
Retailer 3€250 EUR
Retailer 7€291 EUR
Retailer 16€299 EUR
Retailer 10€339 EUR
Retailer 13€345 EUR
Retailer 9€383 EUR
Retailer 14€404 EUR
Retailer 11€457 EUR
Retailer 12€513 EUR
NZ Jewellers€1,011 EUR

15 data points across 16 retailers

16 retailers€156 EUR to €1,011 EUR

A
Cheapest Retailer
-
€156 EUR
₹16,619 INR
A
Retailer 2
-
€195 EUR
HK$1,700 HKD
View
A
Retailer 3
-
€222 EUR
$248 USD
View
A
Retailer 4
-
€240 EUR
SGD 363 SGD
View
A
Retailer 5
-
€242 EUR
$270 USD
View
A
Retailer 6
-
€246 EUR
$275 USD
View
A
Retailer 7
-
€250 EUR
$279 USD
View
A
Retailer 8
-
€291 EUR
$325 USD
View
A
Retailer 9
-
€299 EUR
$334 USD
View
B+
Retailer 10
-
€339 EUR
$378 USD
View
B+
Retailer 11
-
€345 EUR
£304 GBP
View
B+
Retailer 12
-
€383 EUR
View
B+
Retailer 13
-
€404 EUR
$451 USD
View
B+
Retailer 14
-
€457 EUR
£402 GBP
View
B
Retailer 15
-
€513 EUR
£451 GBP
View
Most Expensive
B
NZ Jewellers
27eb256b-2989-49be-81b3-2e4910310656 · Oct 29
€1,011 EUR
$1,129 USD
View
15 more retailers have this diamond
Prices start from €156 EURSave up to €854 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
€156 EUR