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Round|Natural|GIA

1.01ct G SI1 Round Natural Diamond

EX • G/SI1 • GIA 7511864550

Certificate GIA 7511864550

Diamond specifications and retailer prices

From $3,236 AUD
As of November 6, 2026
Save $3,800 AUD (54%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $8,818 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 G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7511864550. Listed at 23 retailers as of November 4, 2026, with a 117% 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
G
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 7511864550
Dimensions6.39 × 6.34 × 4.03 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Needle, Indented Natural
Top View
6.39 mm6.34 mm1.01 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7511864550
Side View
Table 57.0%Crown 36°Girdle: THN-STKPavilion 41.4°Culet: NoneDepth 63.4%

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 6
Current: $3,368 AUD|Low: $3,236 AUD|High: $7,338 AUD|Avg: $4,924 AUD|-2.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 8$3,236 AUD
Retailer 1$3,368 AUD
Retailer 6$3,781 AUD
Retailer 10$3,893 AUD
Retailer 3$4,438 AUD
Retailer 2$4,743 AUD
Retailer 4$4,901 AUD
Retailer 5$5,148 AUD
Retailer 7$7,035 AUD
Retailer 9$7,311 AUD

33 data points across 10 retailers

23 retailers$3,236 AUD to $7,035 AUD

A
Cheapest Retailer
-
$3,236 AUD
A
Retailer 2
-
$3,368 AUD
View
A
Retailer 3
-
$3,781 AUD
View
A
Retailer 4
-
$3,854 AUD
View
B+
Retailer 5
-
$3,874 AUD
View
B+
Retailer 6
-
$3,893 AUD
View
Final sale: no returns
B+
Retailer 7
-
$4,016 AUD
View
B+
Retailer 8
-
$4,021 AUD
View
Retailer 9
-
$4,218 AUD
View
Price last confirmed 39 days ago
Retailer 10
-
$4,218 AUD
View
Price last confirmed 29 days ago
B+
Retailer 11
-
$4,286 AUD
View
Retailer 12
-
$4,380 AUD
View
Price last confirmed 38 days ago
B+
Retailer 13
-
$4,421 AUD
View
B+
Retailer 14
-
$4,438 AUD
View
B+
Retailer 15
-
$4,510 AUD
View
Retailer 16
-
$4,743 AUD
View
Price last confirmed 33 days ago
Retailer 17
-
$4,867 AUD
View
Price last confirmed 38 days ago
B+
Retailer 18
-
$4,901 AUD
View
B+
Retailer 19
-
$5,148 AUD
View
B
Retailer 20
-
$7,035 AUD
View
Retailer 21
-
$7,311 AUD
View
Price last confirmed 9 days ago
Retailer 22
-
$8,818 AUD
View
Price last confirmed 34 days ago
Most Expensive
NZ Jewellers
bba53418-5708-4b60-9236-5dec0becb36a · Sep 28
$8,818 AUD
$6,173 USD
View
Price last confirmed 39 days ago
22 more retailers have this diamond
Prices start from $3,236 AUDSave up to $3,800 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
$3,236 AUD