Radiant|Natural|GIA

1.30ct H SI2 Radiant Natural Diamond

ID • H/SI2 • GIA 6545383203

Certificate GIA 6545383203

Diamond specifications and retailer prices

From $2,968 USD
As of November 6, 2026
Save $3,767 USD (56%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $6,735 USD 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 $2,968 to $6,735, a $3,767 spread on the same certified stone. NZ Jewellers lists it at $6,735. 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
Color
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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $3,915 USD|Low: $2,968 USD|High: $6,534 USD|Avg: $4,114 USD|-0.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 7, 2026
Retailer 2$2,968 USD
Retailer 8$2,982 USD
Retailer 7$3,556 USD
Retailer 4$3,755 USD
Retailer 3$3,801 USD
Retailer 1$3,915 USD
Retailer 5$4,500 USD
Retailer 6$6,465 USD

28 data points across 8 retailers

19 retailers$2,968 USD to $6,735 USD

A
Cheapest Retailer
-
$2,968 USD
A
Retailer 2
-
$2,982 USD
View
A
Retailer 3
-
$3,301 USD
View
A
Retailer 4
-
$3,401 USD
View
A
Retailer 5
-
$3,556 USD
View
A
Retailer 6
-
$3,568 USD
View
Final sale: no returns
B+
Retailer 7
-
$3,755 USD
View
A
Retailer 8
-
$3,801 USD
View
B+
Retailer 9
-
$3,866 USD
View
Retailer 10
-
$3,866 USD
View
Price last confirmed 9 days ago
B+
Retailer 11
-
$3,915 USD
View
B+
Retailer 12
-
$4,012 USD
View
B+
Retailer 13
-
$4,015 USD
View
B+
Retailer 14
-
$4,050 USD
View
B+
Retailer 15
-
$4,109 USD
View
B+
Retailer 16
-
$4,461 USD
View
B+
Retailer 17
-
$4,500 USD
View
B
Retailer 18
-
$6,465 USD
View
Most Expensive
B
NZ Jewellers
c985fac9-0906-498c-88ee-976978e593ff · Nov 5
$6,735 USD
View
18 more retailers have this diamond
Prices start from $2,968 USDSave up to $3,767 USD

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
$2,968 USD