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Round|Natural|GIA

0.45ct J SI2 Round Natural Diamond

VG • J/SI2 • GIA 7306419501

Certificate GIA 7306419501

Diamond specifications and retailer prices

From $533 AUD
As of November 5, 2026
Save $499 AUD (48%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,032 AUD at MOH London · As of November 4, 2026
View at MOH London

About this 0.45ct natural round diamond

This 0.45ct natural round sits in the sub-half-carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by GIA 7306419501. Listed at 12 retailers as of November 4, 2026, with prices from $533 to $1,032, a $499 spread on the same certified stone. MOH London lists it at $1,032. 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

0.45
Carat
J
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceFaint
Crown angle36.5°
Pavilion angle40.4°
OriginNatural
Grading LabGIA
CertificateGIA 7306419501
Dimensions4.86 × 4.83 × 3.04 mm
L/W Ratio1.01
Top View
4.86 mm4.83 mm0.45 ctJ / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 7306419501
Side View
Table 57.0%Crown 36.5°Girdle: STK-THKPavilion 40.4°Culet: NoneDepth 62.8%

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 5
Current: $1,032 AUD|Low: $436 AUD|High: $1,069 AUD|Avg: $638 AUD|-2.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 5, 2026
Retailer 12$436 AUD
Retailer 7$437 AUD
Retailer 11$533 AUD
Retailer 5$549 AUD
Retailer 6$557 AUD
Retailer 10$557 AUD
Retailer 9$580 AUD
Retailer 13$586 AUD
Retailer 8$610 AUD
Retailer 4$741 AUD
Retailer 3$746 AUD
Retailer 2$836 AUD
MOH London$1,032 AUD

26 data points across 13 retailers

12 retailers$533 AUD to $1,032 AUD

Retailer 1
-
$436 AUD
Price last confirmed 32 days ago
Retailer 2
-
$437 AUD
View
Price last confirmed 8 days ago
B+
Retailer 3
-
$533 AUD
View
Retailer 4
-
$549 AUD
View
Price last confirmed 324 days ago
B+
Retailer 5
-
$557 AUD
View
B+
Retailer 6
-
$557 AUD
View
B+
Retailer 7
-
$580 AUD
View
B+
Retailer 8
-
$586 AUD
View
B+
Retailer 9
-
$610 AUD
View
B
Retailer 10
-
$741 AUD
View
B
Retailer 11
-
$836 AUD
View
Most Expensive
B
MOH London
934A3DE76 · Nov 4
$1,032 AUD
£569 GBP
View
11 more retailers have this diamond
Prices start from $533 AUDSave up to $499 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.

B+
0.45ct Round
$533 AUD