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Round|Natural|GIA

1.01ct D SI2 Round Natural Diamond

EX • D/SI2 • GIA 7551973016

Certificate GIA 7551973016

Diamond specifications and retailer prices

From $2,957 AUD
As of November 5, 2026
Save $4,021 AUD (58%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $8,040 AUD at NZ Jewellers · As of September 28, 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 top-tier cut grade and certified by GIA 7551973016. Listed at 13 retailers as of November 4, 2026, with a 136% 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
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 7551973016
Dimensions6.39 × 6.42 × 4.00 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather, Crystal, Needle
Top View
6.39 mm6.42 mm1.01 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7551973016
Side View
Table 59.0%Crown 34.5°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 62.5%

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 5
Current: $4,613 AUD|Low: $2,927 AUD|High: $7,225 AUD|Avg: $4,374 AUD|+4.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 5, 2026
Retailer 2$2,957 AUD
Retailer 4$3,578 AUD
Retailer 8$3,687 AUD
Retailer 9$3,846 AUD
Retailer 7$4,197 AUD
Retailer 3$4,203 AUD
Retailer 1$4,613 AUD
Retailer 6$4,634 AUD
Retailer 5$6,978 AUD

37 data points across 9 retailers

13 retailers$2,957 AUD to $6,978 AUD

A
Cheapest Retailer
-
$2,957 AUD
A
Retailer 2
-
$3,578 AUD
View
A
Retailer 3
-
$3,687 AUD
View
Final sale: no returns
Retailer 4
-
$3,846 AUD
View
Price last confirmed 39 days ago
Retailer 5
-
$3,993 AUD
View
Price last confirmed 38 days ago
A
Retailer 6
-
$4,197 AUD
View
A
Retailer 7
-
$4,203 AUD
View
Retailer 8
-
$4,437 AUD
View
Price last confirmed 38 days ago
Retailer 9
-
$4,518 AUD
View
Price last confirmed 60 days ago
B+
Retailer 10
-
$4,613 AUD
View
B+
Retailer 11
-
$4,634 AUD
View
B
Retailer 12
-
$6,978 AUD
View
Most Expensive
NZ Jewellers
246ed456-7b98-4e84-a064-a97fad39c523 · Sep 28
$8,040 AUD
$5,628 USD
View
Price last confirmed 39 days ago
12 more retailers have this diamond
Prices start from $2,957 AUDSave up to $4,021 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
$2,957 AUD