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Radiant|Natural|GIA

1.30ct G SI2 Radiant Natural Diamond

EX • G/SI2 • GIA 6525939789

Certificate GIA 6525939789

Diamond specifications and retailer prices

From $4,550 NZD
$2,560 USD
As of October 28, 2026
Save $5,778 NZD (56%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $10,328 NZD at NZ Jewellers · As of October 30, 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 G 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 6525939789. Listed at 17 retailers as of October 28, 2026, with prices from $4,550 to $10,328, a $5,778 spread on the same certified stone. NZ Jewellers lists it at $10,328. 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
G
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceVery Strong
Crown angle44.22°
Pavilion angle30.12°
OriginNatural
Grading LabGIA
CertificateGIA 6525939789
Dimensions6.98 × 5.51 × 3.61 mm
L/W Ratio1.27
Top View
6.98 mm5.51 mm1.30 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceVery Strong
CertificateGIA 6525939789
Side View
Table 65.0%Crown 44.22°Girdle: STK-VTHPavilion 30.12°Culet: NoneDepth 65.5%

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: Oct 28
Current: $10,328 NZD|Low: $3,889 NZD|High: $10,328 NZD|Avg: $6,552 NZD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 7$4,666 NZD
Retailer 8$4,957 NZD
Retailer 10$5,371 NZD
Retailer 12$5,371 NZD
Retailer 9$5,577 NZD
Retailer 4$5,579 NZD
Retailer 2$6,195 NZD
Retailer 11$6,197 NZD
Retailer 6$6,522 NZD
Retailer 3$8,555 NZD
Retailer 5$9,968 NZD
NZ Jewellers$10,328 NZD

39 data points across 12 retailers

17 retailers$4,550 NZD to $10,328 NZD

A
Cheapest Retailer
-
$4,550 NZD
$2,560 USD
A
Retailer 2
-
$4,666 NZD
$2,626 USD
View
A
Retailer 3
-
$4,809 NZD
$2,706 USD
View
A
Retailer 4
-
$4,957 NZD
$2,789 USD
View
Final sale: no returns
A
Retailer 5
-
$5,069 NZD
$2,852 USD
View
A
Retailer 6
-
$5,371 NZD
$3,022 USD
View
A
Retailer 7
-
$5,371 NZD
$3,022 USD
View
A
Retailer 8
-
$5,577 NZD
$3,138 USD
View
Retailer 9
-
$5,579 NZD
$3,139 USD
View
Price last confirmed 10 days ago
A
Retailer 10
-
$5,833 NZD
$3,282 USD
View
A
Retailer 11
-
$5,864 NZD
$3,299 USD
View
A
Retailer 12
-
$6,195 NZD
£2,744 GBP
View
A
Retailer 13
-
$6,197 NZD
$3,487 USD
View
A
Retailer 14
-
$6,522 NZD
€3,495 EUR
View
B+
Retailer 15
-
$8,555 NZD
$4,813 USD
View
B
Retailer 16
-
$9,968 NZD
£4,416 GBP
View
Most Expensive
B
NZ Jewellers
af92950c-f80a-4e86-b2d0-96cefe6c7778 · Oct 30
$10,328 NZD
$5,811 USD
View
16 more retailers have this diamond
Prices start from $4,550 NZDSave up to $5,778 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
$4,550 NZD