Round|Natural|GIA

0.30ct L SI1 Round Natural Diamond

GD • L/SI1 • GIA 5306023230

Certificate GIA 5306023230

Diamond specifications and retailer prices

From €148 EUR
As of November 6, 2026
Save €630 EUR (81%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €778 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 L colour (faint-tinted) and SI1 clarity (slightly-included), with a standard cut grade and certified by GIA 5306023230. Listed at 12 retailers as of November 4, 2026, with prices from €148 to €778, a €630 spread on the same certified stone. NZ Jewellers lists it at €778. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.30
Carat
L
Colour
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishVery Good
SymmetryGood
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5306023230
Dimensions4.22 × 4.19 × 2.63 mm
L/W Ratio1.01
Top View
4.22 mm4.19 mm0.30 ctL / SI1
OriginNatural
CutGood
PolishVery Good
SymmetryGood
FluorescenceNone
CertificateGIA 5306023230
Side View
Table 59.0%CrownGirdle: Very ThickPavilionCulet: NoneDepth 62.5%

Caratlytics Score

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

Price History

Last verified: Nov 6
Current: €778 EUR|Low: €148 EUR|High: €816 EUR|Avg: €290 EUR|-4.7%
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
November 6, 2026
Retailer 13€148 EUR
Retailer 5€172 EUR
Retailer 11€172 EUR
Retailer 14€192 EUR
Retailer 3€194 EUR
Retailer 6€200 EUR
Retailer 10€231 EUR
Retailer 8€251 EUR
Retailer 12€280 EUR
Retailer 7€287 EUR
Retailer 4€342 EUR
Retailer 2€345 EUR
Retailer 9€353 EUR
NZ Jewellers€778 EUR

30 data points across 14 retailers

12 retailers€148 EUR to €778 EUR

B+
Cheapest Retailer
-
€148 EUR
B+
Retailer 2
-
€172 EUR
View
B+
Retailer 3
-
€192 EUR
View
Retailer 4
-
€194 EUR
View
Price last confirmed 8 days ago
B+
Retailer 5
-
€231 EUR
View
B
Retailer 6
-
€251 EUR
View
B
Retailer 7
-
€280 EUR
View
B
Retailer 8
-
€287 EUR
View
B
Retailer 9
-
€342 EUR
View
B
Retailer 10
-
€345 EUR
View
B
Retailer 11
-
€353 EUR
View
Most Expensive
C
NZ Jewellers
2aa3b151-6411-4044-b844-be52741c22c0 · Nov 4
€778 EUR
$873 USD
View
11 more retailers have this diamond
Prices start from €148 EURSave up to €630 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.

B+
0.30ct Round
€148 EUR