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Round|Natural|GIA

0.30ct L SI1 Round Natural Diamond

GD • L/SI1 • GIA 5306023230

Certificate GIA 5306023230

Diamond specifications and retailer prices

From $295 NZD
As of November 6, 2026
Save $1,258 NZD (81%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,553 NZD 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 $295 to $1,553, a $1,258 spread on the same certified stone. NZ Jewellers lists it at $1,553. 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: $1,553 NZD|Low: $295 NZD|High: $1,629 NZD|Avg: $579 NZD|-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$295 NZD
Retailer 5$343 NZD
Retailer 11$343 NZD
Retailer 14$382 NZD
Retailer 3$388 NZD
Retailer 6$400 NZD
Retailer 10$461 NZD
Retailer 8$502 NZD
Retailer 12$559 NZD
Retailer 7$573 NZD
Retailer 4$683 NZD
Retailer 2$688 NZD
Retailer 9$704 NZD
NZ Jewellers$1,553 NZD

30 data points across 14 retailers

12 retailers$295 NZD to $1,553 NZD

B+
Cheapest Retailer
-
$295 NZD
B+
Retailer 2
-
$343 NZD
View
B+
Retailer 3
-
$382 NZD
View
Retailer 4
-
$388 NZD
View
Price last confirmed 8 days ago
B+
Retailer 5
-
$461 NZD
View
B
Retailer 6
-
$502 NZD
View
B
Retailer 7
-
$559 NZD
View
B
Retailer 8
-
$573 NZD
View
B
Retailer 9
-
$683 NZD
View
B
Retailer 10
-
$688 NZD
View
B
Retailer 11
-
$704 NZD
View
Most Expensive
C
NZ Jewellers
2aa3b151-6411-4044-b844-be52741c22c0 · Nov 4
$1,553 NZD
$873 USD
View
11 more retailers have this diamond
Prices start from $295 NZDSave up to $1,258 NZD

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
$295 NZD