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Round|Natural|GIA

1.30ct H SI2 Round Natural Diamond

EX • H/SI2 • GIA 1545475667

Certificate GIA 1545475667

Diamond specifications and retailer prices

From $5,107 AUD
As of November 6, 2026
Save $4,567 AUD (47%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $9,674 AUD at Wholesale Diamonds Direct · As of November 6, 2026
View at Wholesale Diamonds Direct

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 H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1545475667. Listed at 12 retailers as of November 6, 2026, with prices from $5,107 to $9,674, a $4,567 spread on the same certified stone. Wholesale Diamonds Direct lists it at $9,674. 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
H
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 1545475667
Dimensions7.05 × 7.10 × 4.21 mm
L/W Ratio1.01
Star length45%
Lower girdle75%
Culet sizeNone
Key to symbols
Crystal, Feather, Needle
Top View
7.05 mm7.10 mm1.30 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1545475667
Side View
Table 60.0%Crown 32.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 59.6%

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: $7,260 AUD|Low: $4,839 AUD|High: $7,379 AUD|Avg: $6,174 AUD|+0.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
November 6, 2026
Retailer 4$5,107 AUD
Retailer 3$5,324 AUD
Retailer 2$7,079 AUD
Retailer 1$7,260 AUD

38 data points across 4 retailers

12 retailers$5,107 AUD to $9,674 AUD

A
Cheapest Retailer
-
$5,107 AUD
A
Retailer 2
-
$5,138 AUD
View
A
Retailer 3
-
$5,324 AUD
View
Final sale: no returns
A
Retailer 4
-
$5,341 AUD
View
B+
Retailer 5
-
$5,539 AUD
View
B+
Retailer 6
-
$5,717 AUD
View
B+
Retailer 7
-
$6,156 AUD
View
B+
Retailer 8
-
$6,596 AUD
View
B+
Retailer 9
-
$7,079 AUD
View
B
Retailer 10
-
$7,260 AUD
View
B
Retailer 11
-
$7,695 AUD
View
Most Expensive
B
Wholesale Diamonds Direct
229121793 · Nov 6
$9,674 AUD
$6,647 USD
View
11 more retailers have this diamond
Prices start from $5,107 AUDSave up to $4,567 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
$5,107 AUD