Round|Natural|GIA

1.30ct D SI2 Round Natural Diamond

EX • D/SI2 • GIA 5556356284

Certificate GIA 5556356284

Diamond specifications and retailer prices

From $6,080 AUD
As of November 6, 2026
14 retailers carry this diamond
Most expensive: $11,082 AUD at NZ Jewellers · As of September 25, 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 D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 5556356284. Listed at 14 retailers as of November 6, 2026. 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
D
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 5556356284
Dimensions6.97 × 6.93 × 4.32 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
6.97 mm6.93 mm1.30 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 5556356284
Side View
Table 60.0%Crown 35.5°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: $6,340 AUD|Low: $4,717 AUD|High: $10,168 AUD|Avg: $6,354 AUD|+0.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 29, 2026
Retailer 10$4,717 AUD
Retailer 8$4,981 AUD
Retailer 9$4,984 AUD
Retailer 2$5,153 AUD
Retailer 12$5,231 AUD
Retailer 3$5,585 AUD
Retailer 4$5,684 AUD
Retailer 6$6,054 AUD
Retailer 11$6,160 AUD
Retailer 1$6,340 AUD
Retailer 5$7,028 AUD
Retailer 13$9,522 AUD
Retailer 7$10,017 AUD

31 data points across 13 retailers

14 retailers

Retailer 1
-
$4,717 AUD
Price last confirmed 8 days ago
Retailer 2
-
$4,981 AUD
View
Price last confirmed 8 days ago
Retailer 3
-
$4,984 AUD
View
Price last confirmed 9 days ago
Retailer 4
-
$5,153 AUD
View
Price last confirmed 8 days ago
Retailer 5
-
$5,453 AUD
View
Price last confirmed 8 days ago
Retailer 6
-
$5,585 AUD
View
Price last confirmed 9 days ago
Retailer 7
-
$5,684 AUD
View
Price last confirmed 8 days ago
Retailer 8
-
$6,054 AUD
View
Price last confirmed 8 days ago
A
Retailer 9
-
$6,080 AUD
View
Retailer 10
-
$6,160 AUD
View
Price last confirmed 8 days ago
Retailer 11
-
$6,340 AUD
View
Price last confirmed 8 days ago
Retailer 12
-
$9,522 AUD
View
Price last confirmed 14 days ago
Retailer 13
-
$10,017 AUD
View
Price last confirmed 8 days ago
Most Expensive
NZ Jewellers
61c9b180-6521-4745-818f-c148c3c2351d · Sep 25
$11,082 AUD
$7,758 USD
View
Price last confirmed 42 days ago
13 more retailers have this diamond
Prices start from $6,080 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
$6,080 AUD