Round|Natural|GIA

1.01ct D SI1 Round Natural Diamond

EX • D/SI1 • GIA 2546684324

Certificate GIA 2546684324

Diamond specifications and retailer prices

From $3,697 AUD
As of November 6, 2026
Save $4,945 AUD (57%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $8,642 AUD at NZ Jewellers · As of October 27, 2026
View at NZ Jewellers

About this 1.01ct natural round diamond

This 1.01ct natural round sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2546684324. Listed at 24 retailers as of November 5, 2026, with a 134% 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

1.01
Carat
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2546684324
Dimensions6.38 × 6.43 × 3.97 mm
L/W Ratio1.01
Star length50%
Top View
6.38 mm6.43 mm1.01 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2546684324
Side View
Table 58.0%Crown 35.5°Girdle: MED-STKPavilion 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: $3,697 AUD|Low: $3,697 AUD|High: $8,395 AUD|Avg: $5,356 AUD|-3.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 1$3,697 AUD
Retailer 8$3,711 AUD
Retailer 9$4,578 AUD
Retailer 2$4,747 AUD
Retailer 4$5,071 AUD
Retailer 3$5,148 AUD
Retailer 6$5,414 AUD
Retailer 5$6,054 AUD
Retailer 7$8,272 AUD

28 data points across 9 retailers

24 retailers$3,697 AUD to $8,642 AUD

A
Cheapest Retailer
-
$3,697 AUD
A
Retailer 2
-
$3,711 AUD
View
A
Retailer 3
-
$4,404 AUD
View
B+
Retailer 4
-
$4,471 AUD
View
B+
Retailer 5
-
$4,578 AUD
View
Final sale: no returns
B+
Retailer 6
-
$4,747 AUD
View
B+
Retailer 7
-
$4,778 AUD
View
Retailer 8
-
$4,960 AUD
View
Price last confirmed 11 days ago
Retailer 9
-
$4,960 AUD
View
Price last confirmed 50 days ago
Retailer 10
-
$4,961 AUD
View
Price last confirmed 12 days ago
B+
Retailer 11
-
$5,071 AUD
View
B+
Retailer 12
-
$5,148 AUD
View
Retailer 13
-
$5,151 AUD
View
Price last confirmed 12 days ago
B+
Retailer 14
-
$5,167 AUD
View
Retailer 15
-
$5,318 AUD
View
Price last confirmed 33 days ago
B+
Retailer 16
-
$5,414 AUD
View
B+
Retailer 17
-
$5,441 AUD
View
Retailer 18
-
$5,724 AUD
View
Price last confirmed 45 days ago
Retailer 19
-
$5,724 AUD
View
Price last confirmed 10 days ago
B+
Retailer 20
-
$6,054 AUD
View
B
Retailer 21
-
$8,272 AUD
View
B
Retailer 22
-
$8,642 AUD
View
Retailer 23
-
$8,642 AUD
View
Price last confirmed 48 days ago
Most Expensive
NZ Jewellers
5d0eee9b-6ff8-4db1-b793-df30bf316f71 · Oct 27
$8,642 AUD
$6,050 USD
View
Price last confirmed 10 days ago
23 more retailers have this diamond
Prices start from $3,697 AUDSave up to $4,945 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
1.01ct Round
$3,697 AUD