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Round|Natural|GIA

1.30ct F SI1 Round Natural Diamond

EX • F/SI1 • GIA 1565232993

Certificate GIA 1565232993

Diamond specifications and retailer prices

From $5,868 AUD
As of November 4, 2026
Save $7,246 AUD (55%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $13,115 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 SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1565232993. Listed at 16 retailers as of November 4, 2026, with prices from $5,868 to $13,115, a $7,246 spread on the same certified stone. NZ Jewellers lists it at $13,115. 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
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle34°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 1565232993
Dimensions6.93 × 6.98 × 4.33 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Crystal, Feather, Cloud, Needle
Top View
6.93 mm6.98 mm1.30 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1565232993
Side View
Table 59.0%Crown 34°Girdle: Slightly ThickPavilion 41.6°Culet: NoneDepth 62.3%

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: $13,115 AUD|Low: $5,830 AUD|High: $13,425 AUD|Avg: $8,237 AUD|-2.3%
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
Retailer 14
Retailer 15
November 6, 2026
Retailer 13$5,868 AUD
Retailer 2$5,903 AUD
Retailer 7$6,695 AUD
Retailer 6$7,051 AUD
Retailer 4$7,238 AUD
Retailer 5$7,472 AUD
Retailer 8$7,504 AUD
Retailer 11$7,842 AUD
Retailer 12$7,842 AUD
Retailer 3$8,210 AUD
Retailer 10$8,393 AUD
Retailer 15$9,048 AUD
Retailer 14$9,053 AUD
Retailer 9$12,455 AUD
NZ Jewellers$13,115 AUD

27 data points across 15 retailers

16 retailers$5,868 AUD to $13,115 AUD

A
Cheapest Retailer
-
$5,868 AUD
A
Retailer 2
-
$5,903 AUD
View
A
Retailer 3
-
$6,695 AUD
View
B+
Retailer 4
-
$7,051 AUD
View
B+
Retailer 5
-
$7,238 AUD
View
Final sale: no returns
Retailer 6
-
$7,472 AUD
View
Price last confirmed 14 days ago
B+
Retailer 7
-
$7,504 AUD
View
B+
Retailer 8
-
$7,842 AUD
View
B+
Retailer 9
-
$7,842 AUD
View
Retailer 10
-
$8,133 AUD
View
Price last confirmed 29 days ago
B+
Retailer 11
-
$8,210 AUD
View
B+
Retailer 12
-
$8,393 AUD
View
B+
Retailer 13
-
$9,048 AUD
View
B
Retailer 14
-
$9,053 AUD
View
B
Retailer 15
-
$12,455 AUD
View
Most Expensive
B
NZ Jewellers
b22715bd-fd4a-4e5a-80f3-ea46f95bba86 · Nov 5
$13,115 AUD
$9,011 USD
View
15 more retailers have this diamond
Prices start from $5,868 AUDSave up to $7,246 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
$5,868 AUD