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Round|Natural|GIA

1.01ct D SI2 Round Natural Diamond

VG • D/SI2 • GIA 2557081653

Certificate GIA 2557081653

Diamond specifications and retailer prices

From $2,267 AUD
As of November 4, 2026
Save $3,891 AUD (63%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $6,158 AUD at NZ Jewellers · As of November 5, 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 SI2 clarity (slightly-included), with a very-good cut grade and certified by GIA 2557081653. Listed at 21 retailers as of November 4, 2026, with prices from $2,267 to $6,158, a $3,891 spread on the same certified stone. NZ Jewellers lists it at $6,158. 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

1.01
Carat
D
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceFaint
Crown angle38°
Pavilion angle40.2°
OriginNatural
Grading LabGIA
CertificateGIA 2557081653
Dimensions6.28 × 6.20 × 3.97 mm
L/W Ratio1.01
Top View
6.28 mm6.20 mm1.01 ctD / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 2557081653
Side View
Table 59.0%Crown 38°Girdle: STK-THKPavilion 40.2°Culet: NDepth 63.7%

Caratlytics Score

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

Price History

Last verified: Nov 4
Current: $6,158 AUD|Low: $2,248 AUD|High: $6,428 AUD|Avg: $3,238 AUD|-4.2%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
November 6, 2026
Retailer 10$2,267 AUD
Retailer 5$2,431 AUD
Retailer 9$2,456 AUD
Retailer 17$2,464 AUD
Retailer 16$2,517 AUD
Retailer 12$2,558 AUD
Retailer 4$2,668 AUD
Retailer 11$2,706 AUD
Retailer 18$2,786 AUD
Retailer 8$2,791 AUD
Retailer 2$2,818 AUD
Retailer 7$2,957 AUD
Retailer 20$2,957 AUD
Retailer 13$3,057 AUD
Retailer 19$3,080 AUD
Retailer 14$3,181 AUD
Retailer 3$3,594 AUD
Retailer 15$3,746 AUD
Retailer 6$5,217 AUD
NZ Jewellers$6,158 AUD

22 data points across 20 retailers

21 retailers$2,267 AUD to $6,158 AUD

A
Cheapest Retailer
-
$2,267 AUD
A
Retailer 2
-
$2,431 AUD
View
A
Retailer 3
-
$2,456 AUD
View
A
Retailer 4
-
$2,464 AUD
View
Final sale: no returns
A
Retailer 5
-
$2,517 AUD
View
A
Retailer 6
-
$2,558 AUD
View
A
Retailer 7
-
$2,668 AUD
View
Retailer 8
-
$2,706 AUD
View
Price last confirmed 8 days ago
A
Retailer 9
-
$2,786 AUD
View
A
Retailer 10
-
$2,791 AUD
View
A
Retailer 11
-
$2,818 AUD
View
Retailer 12
-
$2,836 AUD
View
Price last confirmed 19 days ago
A
Retailer 13
-
$2,957 AUD
View
A
Retailer 14
-
$2,957 AUD
View
A
Retailer 15
-
$3,057 AUD
View
A
Retailer 16
-
$3,080 AUD
View
A
Retailer 17
-
$3,181 AUD
View
A
Retailer 18
-
$3,594 AUD
View
A
Retailer 19
-
$3,746 AUD
View
B+
Retailer 20
-
$5,217 AUD
View
Most Expensive
B
NZ Jewellers
9f7fd540-7054-4b8c-89a5-bb0bae5a470f · Nov 5
$6,158 AUD
$4,311 USD
View
20 more retailers have this diamond
Prices start from $2,267 AUDSave up to $3,891 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
$2,267 AUD