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Round|Natural|GIA

0.40ct L SI2 Round Natural Diamond

EX • L/SI2 • GIA 2436215943

Certificate GIA 2436215943

Diamond specifications and retailer prices

From $366 AUD
As of November 6, 2026
Save $1,556 AUD (81%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,921 AUD at NZ Jewellers · As of November 4, 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 2436215943. Listed at 12 retailers as of November 4, 2026, with prices from $366 to $1,921, a $1,556 spread on the same certified stone. NZ Jewellers lists it at $1,921. 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 2436215943
Dimensions4.71 × 4.73 × 2.94 mm
L/W Ratio1.00
Star length50%
Lower girdle80%
Top View
4.71 mm4.73 mm0.40 ctL / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2436215943
Side View
Table 58.0%Crown 36.5°Girdle: THN-STKPavilion 40.8°Culet: NoneDepth 62.2%

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: $534 AUD|Low: $366 AUD|High: $714 AUD|Avg: $543 AUD|+5.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 5, 2026
Retailer 7$366 AUD
Retailer 3$443 AUD
Retailer 4$450 AUD
Retailer 1$534 AUD
Retailer 6$577 AUD
Retailer 5$710 AUD
Retailer 2$711 AUD

38 data points across 7 retailers

12 retailers$366 AUD to $1,921 AUD

A
Cheapest Retailer
-
$366 AUD
A
Retailer 2
-
$424 AUD
View
B+
Retailer 3
-
$443 AUD
View
Retailer 4
-
$457 AUD
View
Price last confirmed 8 days ago
B+
Retailer 5
-
$473 AUD
View
B+
Retailer 6
-
$534 AUD
View
B+
Retailer 7
-
$571 AUD
View
B+
Retailer 8
-
$577 AUD
View
B+
Retailer 9
-
$610 AUD
View
B
Retailer 10
-
$710 AUD
View
B+
Retailer 11
-
$711 AUD
View
Most Expensive
C
NZ Jewellers
697bb496-9574-4eb5-b699-ea448bd33fd1 · Nov 4
$1,921 AUD
$1,345 USD
View
11 more retailers have this diamond
Prices start from $366 AUDSave up to $1,556 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
$366 AUD