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Radiant|Natural|GIA

1.30ct H SI2 Radiant Natural Diamond

ID • H/SI2 • GIA 6545383203

Certificate GIA 6545383203

Diamond specifications and retailer prices

From $5,354 NZD
As of November 6, 2026
Save $6,795 NZD (56%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $12,149 NZD 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 SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6545383203. Listed at 19 retailers as of November 5, 2026, with prices from $5,354 to $12,149, a $6,795 spread on the same certified stone. NZ Jewellers lists it at $12,149. 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
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle49.89°
Pavilion angle64.81°
OriginNatural
Grading LabGIA
CertificateGIA 6545383203
Dimensions7.35 × 5.46 × 3.82 mm
L/W Ratio1.35
Top View
7.35 mm5.46 mm1.30 ctH / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6545383203
Side View
Table 67.0%Crown 49.89°Girdle: THN-STKPavilion 64.81°Culet: NoneDepth 69.9%

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: $7,062 NZD|Low: $5,354 NZD|High: $11,787 NZD|Avg: $7,421 NZD|-0.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 7, 2026
Retailer 2$5,354 NZD
Retailer 8$5,379 NZD
Retailer 7$6,415 NZD
Retailer 4$6,774 NZD
Retailer 3$6,857 NZD
Retailer 1$7,062 NZD
Retailer 5$8,118 NZD
Retailer 6$11,662 NZD

28 data points across 8 retailers

19 retailers$5,354 NZD to $12,149 NZD

A
Cheapest Retailer
-
$5,354 NZD
A
Retailer 2
-
$5,379 NZD
View
A
Retailer 3
-
$5,955 NZD
View
A
Retailer 4
-
$6,135 NZD
View
A
Retailer 5
-
$6,415 NZD
View
A
Retailer 6
-
$6,436 NZD
View
Final sale: no returns
B+
Retailer 7
-
$6,774 NZD
View
A
Retailer 8
-
$6,857 NZD
View
B+
Retailer 9
-
$6,974 NZD
View
Retailer 10
-
$6,974 NZD
View
Price last confirmed 9 days ago
B+
Retailer 11
-
$7,062 NZD
View
B+
Retailer 12
-
$7,237 NZD
View
B+
Retailer 13
-
$7,243 NZD
View
B+
Retailer 14
-
$7,306 NZD
View
B+
Retailer 15
-
$7,412 NZD
View
B+
Retailer 16
-
$8,047 NZD
View
B+
Retailer 17
-
$8,118 NZD
View
B
Retailer 18
-
$11,662 NZD
View
Most Expensive
B
NZ Jewellers
c985fac9-0906-498c-88ee-976978e593ff · Nov 5
$12,149 NZD
$6,735 USD
View
18 more retailers have this diamond
Prices start from $5,354 NZDSave up to $6,795 NZD

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
$5,354 NZD