Round|Natural|GIA

0.40ct L SI2 Round Natural Diamond

EX • L/SI2 • GIA 6522460862

Certificate GIA 6522460862

Diamond specifications and retailer prices

From $279 AUD
As of November 6, 2026
Save $1,537 AUD (85%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $1,847 AUD at NZ Jewellers · As of October 20, 2026
View at NZ Jewellers

About this 0.4ct natural round diamond

This 0.4ct natural round sits in the sub-half-carat band, graded L colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6522460862. Listed at 24 retailers as of November 4, 2026, with a 552% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

0.40
Carat
L
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6522460862
Dimensions4.73 × 4.75 × 2.94 mm
L/W Ratio1.00
Star length50%
Lower girdle80%
Top View
4.73 mm4.75 mm0.40 ctL / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6522460862
Side View
Table 57.0%Crown 36.5°Girdle: THN-MEDPavilion 40.8°Culet: NoneDepth 61.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $279 AUD|Low: $279 AUD|High: $796 AUD|Avg: $539 AUD|-20.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 1$279 AUD
Retailer 9$401 AUD
Retailer 5$443 AUD
Retailer 2$499 AUD
Retailer 8$519 AUD
Retailer 4$540 AUD
Retailer 6$587 AUD
Retailer 7$624 AUD
Retailer 3$673 AUD

42 data points across 9 retailers

24 retailers$279 AUD to $1,816 AUD

A
Cheapest Retailer
-
$279 AUD
B+
Retailer 2
-
$401 AUD
View
B+
Retailer 3
-
$401 AUD
View
A
Retailer 4
-
$443 AUD
View
B+
Retailer 5
-
$447 AUD
View
Retailer 6
-
$481 AUD
View
Price last confirmed 36 days ago
Retailer 7
-
$481 AUD
View
Price last confirmed 29 days ago
Retailer 8
-
$481 AUD
View
Price last confirmed 29 days ago
Retailer 9
-
$481 AUD
View
Price last confirmed 9 days ago
B+
Retailer 10
-
$499 AUD
View
Retailer 11
-
$519 AUD
View
Price last confirmed 8 days ago
Retailer 12
-
$537 AUD
View
Price last confirmed 22 days ago
Retailer 13
-
$537 AUD
View
Price last confirmed 9 days ago
B+
Retailer 14
-
$540 AUD
View
B+
Retailer 15
-
$540 AUD
View
B+
Retailer 16
-
$587 AUD
View
B
Retailer 17
-
$624 AUD
View
Retailer 18
-
$649 AUD
View
Price last confirmed 29 days ago
Retailer 19
-
$649 AUD
View
Price last confirmed 33 days ago
B
Retailer 20
-
$673 AUD
View
C
Retailer 21
-
$1,816 AUD
View
Retailer 22
-
$1,847 AUD
View
Price last confirmed 34 days ago
Retailer 23
-
$1,847 AUD
View
Price last confirmed 29 days ago
Most Expensive
NZ Jewellers
647fe267-db9f-4f42-b0d2-478e86658593 · Oct 20
$1,847 AUD
$1,293 USD
View
Price last confirmed 17 days ago
23 more retailers have this diamond
Prices start from $279 AUDSave up to $1,537 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
0.40ct Round
$279 AUD