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Round|Natural|GIA

0.40ct L SI1 Round Natural Diamond

EX • L/SI1 • GIA 7551635560

Certificate GIA 7551635560

Diamond specifications and retailer prices

From $249 AUD
As of November 5, 2026
Save $1,364 AUD (85%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,613 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 SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7551635560. Listed at 11 retailers as of November 4, 2026, with prices from $249 to $1,613, a $1,364 spread on the same certified stone. NZ Jewellers lists it at $1,613. 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
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 7551635560
Dimensions4.74 × 4.76 × 2.94 mm
L/W Ratio1.00
Girdle conditionSlightly Thick
Top View
4.74 mm4.76 mm0.40 ctL / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7551635560
Side View
Table 56.0%Crown 35.5°Girdle: MediumPavilion 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 5
Current: $1,613 AUD|Low: $249 AUD|High: $1,847 AUD|Avg: $627 AUD|-12.7%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 7$249 AUD
Retailer 9$386 AUD
Retailer 3$420 AUD
Retailer 4$426 AUD
Retailer 11$541 AUD
Retailer 6$547 AUD
Retailer 8$554 AUD
Retailer 10$596 AUD
Retailer 5$610 AUD
Retailer 12$700 AUD
Retailer 2$716 AUD
NZ Jewellers$1,613 AUD

19 data points across 12 retailers

11 retailers$249 AUD to $1,613 AUD

A
Cheapest Retailer
-
$249 AUD
A
Retailer 2
-
$386 AUD
View
Retailer 3
-
$420 AUD
View
Price last confirmed 38 days ago
B+
Retailer 4
-
$541 AUD
View
B+
Retailer 5
-
$547 AUD
View
B+
Retailer 6
-
$554 AUD
View
B+
Retailer 7
-
$596 AUD
View
B+
Retailer 8
-
$610 AUD
View
Retailer 9
-
$700 AUD
View
Price last confirmed 9 days ago
B+
Retailer 10
-
$716 AUD
View
Most Expensive
B
NZ Jewellers
de79bca4-512a-44b1-97c6-d53e69f4c36f · Nov 4
$1,613 AUD
$1,129 USD
View
10 more retailers have this diamond
Prices start from $249 AUDSave up to $1,364 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
$249 AUD