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Round|Natural|GIA

0.30ct L SI1 Round Natural Diamond

EX • L/SI1 • GIA 6435744157

Certificate GIA 6435744157

Diamond specifications and retailer prices

From $407 NZD
As of November 4, 2026
Save $1,439 NZD (78%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,846 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 top-tier cut grade and certified by GIA 6435744157. Listed at 11 retailers as of November 4, 2026, with prices from $407 to $1,846, a $1,439 spread on the same certified stone. NZ Jewellers lists it at $1,846. 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
L
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6435744157
Dimensions4.36 × 4.38 × 2.63 mm
L/W Ratio1.00
Top View
4.36 mm4.38 mm0.30 ctL / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6435744157
Side View
Table 60.0%CrownGirdle: NULPavilionCulet: NoneDepth 60.2%

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 4
Current: $610 NZD|Low: $414 NZD|High: $815 NZD|Avg: $600 NZD|+6.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 5$418 NZD
Retailer 4$438 NZD
Retailer 1$610 NZD
Retailer 3$633 NZD
Retailer 6$724 NZD
Retailer 2$808 NZD

44 data points across 6 retailers

11 retailers$407 NZD to $1,846 NZD

A
Cheapest Retailer
-
$407 NZD
B+
Retailer 2
-
$438 NZD
View
Retailer 3
-
$439 NZD
View
Price last confirmed 8 days ago
B+
Retailer 4
-
$455 NZD
View
B+
Retailer 5
-
$548 NZD
View
B
Retailer 6
-
$610 NZD
View
B
Retailer 7
-
$633 NZD
View
B
Retailer 8
-
$639 NZD
View
B
Retailer 9
-
$724 NZD
View
B
Retailer 10
-
$808 NZD
View
Most Expensive
C
NZ Jewellers
89b9ffbc-c612-4e6d-b6f6-57aff6434c34 · Nov 4
$1,846 NZD
$1,038 USD
View
10 more retailers have this diamond
Prices start from $407 NZDSave up to $1,439 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.

A
0.30ct Round
$407 NZD