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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 $327 AUD
As of November 4, 2026
Save $1,156 AUD (78%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,483 AUD 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 $327 to $1,483, a $1,156 spread on the same certified stone. NZ Jewellers lists it at $1,483. 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: $490 AUD|Low: $333 AUD|High: $654 AUD|Avg: $482 AUD|+6.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 5$336 AUD
Retailer 4$351 AUD
Retailer 1$490 AUD
Retailer 3$509 AUD
Retailer 6$581 AUD
Retailer 2$649 AUD

44 data points across 6 retailers

11 retailers$327 AUD to $1,483 AUD

A
Cheapest Retailer
-
$327 AUD
B+
Retailer 2
-
$351 AUD
View
Retailer 3
-
$353 AUD
View
Price last confirmed 8 days ago
B+
Retailer 4
-
$366 AUD
View
B+
Retailer 5
-
$440 AUD
View
B
Retailer 6
-
$490 AUD
View
B
Retailer 7
-
$509 AUD
View
B
Retailer 8
-
$513 AUD
View
B
Retailer 9
-
$581 AUD
View
B
Retailer 10
-
$649 AUD
View
Most Expensive
C
NZ Jewellers
89b9ffbc-c612-4e6d-b6f6-57aff6434c34 · Nov 4
$1,483 AUD
$1,038 USD
View
10 more retailers have this diamond
Prices start from $327 AUDSave up to $1,156 AUD

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
$327 AUD