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Round|Natural|GIA

1.30ct F SI2 Round Natural Diamond

EX • F/SI2 • GIA 6552630856

Certificate GIA 6552630856

Diamond specifications and retailer prices

From $4,192 AUD
As of November 6, 2026
Save $5,218 AUD (55%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $9,409 AUD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.3ct natural round diamond

This 1.3ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6552630856. Listed at 13 retailers as of November 5, 2026, with prices from $4,192 to $9,409, a $5,218 spread on the same certified stone. NZ Jewellers lists it at $9,409. 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

1.30
Carat
F
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 6552630856
Dimensions6.91 × 6.96 × 4.36 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Crystal, Feather, Cavity, Knot, Needle, Indented Natural
Top View
6.91 mm6.96 mm1.30 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6552630856
Side View
Table 58.0%Crown 35.5°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.9%

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: $9,409 AUD|Low: $4,154 AUD|High: $9,440 AUD|Avg: $5,844 AUD|-0.3%
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
November 6, 2026
Retailer 6$4,192 AUD
Retailer 9$4,209 AUD
Retailer 7$4,883 AUD
Retailer 4$4,985 AUD
Retailer 5$5,162 AUD
Retailer 3$5,293 AUD
Retailer 11$5,401 AUD
Retailer 10$5,608 AUD
Retailer 13$5,750 AUD
Retailer 2$6,161 AUD
Retailer 12$6,231 AUD
Retailer 8$9,006 AUD
NZ Jewellers$9,409 AUD

29 data points across 13 retailers

13 retailers$4,192 AUD to $9,409 AUD

A
Cheapest Retailer
-
$4,192 AUD
A
Retailer 2
-
$4,209 AUD
View
A
Retailer 3
-
$4,883 AUD
View
A
Retailer 4
-
$4,985 AUD
View
Final sale: no returns
A
Retailer 5
-
$5,162 AUD
View
Retailer 6
-
$5,293 AUD
View
Price last confirmed 10 days ago
A
Retailer 7
-
$5,401 AUD
View
A
Retailer 8
-
$5,608 AUD
View
A
Retailer 9
-
$5,750 AUD
View
A
Retailer 10
-
$6,161 AUD
View
A
Retailer 11
-
$6,231 AUD
View
B+
Retailer 12
-
$9,006 AUD
View
Most Expensive
B
NZ Jewellers
8eaa25aa-d45c-4362-9280-7c9ad529c464 · Nov 5
$9,409 AUD
$6,465 USD
View
12 more retailers have this diamond
Prices start from $4,192 AUDSave up to $5,218 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
1.30ct Round
$4,192 AUD