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Radiant|Natural|GIA

1.30ct H SI1 Radiant Natural Diamond

H/SI1 • GIA 01-14369889

Certificate GIA 01-14369889

Diamond specifications and retailer prices

From $6,206 AUD
As of November 5, 2026
Save $4,269 AUD (41%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $10,475 AUD at NZ Jewellers · As of November 5, 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 H colour (near-colourless) and SI1 clarity (slightly-included) and certified by GIA 01-14369889. Listed at 3 retailers as of November 5, 2026, with prices from $6,206 to $10,475, a $4,269 spread on the same certified stone. NZ Jewellers lists it at $10,475. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.30
Carat
H
Colour
SI1
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 01-14369889
Dimensions7.38 × 5.60 × 3.77 mm
L/W Ratio1.32
Top View
7.38 mm5.60 mm1.30 ctH / SI1
OriginNatural
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 01-14369889
Side View
Table 66.0%CrownGirdlePavilionCuletDepth 67.3%

Caratlytics Score

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B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $10,475 AUD|Low: $4,464 AUD|High: $10,475 AUD|Avg: $6,211 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 8, 2026
Retailer 6$4,464 AUD
Retailer 4$5,384 AUD
Retailer 5$5,571 AUD
Retailer 3$5,935 AUD
Retailer 2$6,206 AUD
NZ Jewellers$10,475 AUD

9 data points across 6 retailers

3 retailers$6,206 AUD to $10,475 AUD

Retailer 1
-
$4,464 AUD
Price last confirmed 54 days ago
B
Retailer 2
-
$6,206 AUD
View
Most Expensive
C
NZ Jewellers
caeb45d9-f0fb-4a6f-87dc-390341ba161d · Nov 5
$10,475 AUD
$7,197 USD
View
2 more retailers have this diamond
Prices start from $6,206 AUDSave up to $4,269 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.

B
1.30ct Radiant
$6,206 AUD