CaratHunter
Plans
Radiant|Natural|GIA

1.30ct D SI2 Radiant Natural Diamond

EX • D/SI2 • GIA 2546282428

Certificate GIA 2546282428

Diamond specifications and retailer prices

From $5,330 AUD
As of November 2, 2026
Save $4,063 AUD (43%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $9,393 AUD at NZ Jewellers · As of November 3, 2026
View at NZ Jewellers

About this 1.3ct natural radiant diamond

This 1.3ct natural radiant 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 stated by the retailer rather than the lab and certified by GIA 2546282428. Listed at 5 retailers as of November 2, 2026, with prices from $5,330 to $9,393, a $4,063 spread on the same certified stone. NZ Jewellers lists it at $9,393. 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 (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.98°
Pavilion angle37.13°
OriginNatural
Grading LabGIA
CertificateGIA 2546282428
Dimensions7.70 × 5.44 × 3.60 mm
L/W Ratio1.42
Top View
7.70 mm5.44 mm1.30 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2546282428
Side View
Table 71.0%Crown 46.98°GirdlePavilion 37.13°CuletDepth 66.2%

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 2
Current: $9,393 AUD|Low: $5,328 AUD|High: $9,480 AUD|Avg: $6,900 AUD|-0.9%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 2, 2026
Retailer 2$5,330 AUD
Retailer 4$5,391 AUD
Retailer 7$5,967 AUD
Retailer 5$6,226 AUD
Retailer 6$6,487 AUD
Retailer 3$9,016 AUD
NZ Jewellers$9,393 AUD

29 data points across 7 retailers

5 retailers$5,330 AUD to $9,393 AUD

A
Cheapest Retailer
-
$5,330 AUD
A
Retailer 2
-
$5,391 AUD
View
Retailer 3
-
$5,609 AUD
View
Price last confirmed 38 days ago
B+
Retailer 4
-
$9,016 AUD
View
Most Expensive
B
NZ Jewellers
a678d9de-6971-4be7-8587-1d7677a1166e · Nov 3
$9,393 AUD
$6,454 USD
View
4 more retailers have this diamond
Prices start from $5,330 AUDSave up to $4,063 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 Radiant
$5,330 AUD