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Round|Natural|GIA

1.30ct F SI1 Round Natural Diamond

EX • F/SI1 • GIA 7561186393

Certificate GIA 7561186393

Diamond specifications and retailer prices

From $8,174 NZD
As of November 4, 2026
Save $10,245 NZD (56%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $18,419 NZD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.3ct natural round diamond

This 1.3ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7561186393. Listed at 16 retailers as of November 4, 2026, with prices from $8,174 to $18,419, a $10,245 spread on the same certified stone. NZ Jewellers lists it at $18,419. 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
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 7561186393
Dimensions6.90 × 6.94 × 4.33 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Feather, Crystal, Needle
Top View
6.90 mm6.94 mm1.30 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7561186393
Side View
Table 57.0%Crown 36.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.6%

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 4
Current: $18,419 NZD|Low: $8,105 NZD|High: $18,659 NZD|Avg: $11,267 NZD|-1.3%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
November 6, 2026
Retailer 14$8,174 NZD
Retailer 2$8,210 NZD
Retailer 7$9,241 NZD
Retailer 5$9,323 NZD
Retailer 6$9,734 NZD
Retailer 4$10,166 NZD
Retailer 9$10,538 NZD
Retailer 12$11,013 NZD
Retailer 13$11,013 NZD
Retailer 16$11,020 NZD
Retailer 8$11,099 NZD
Retailer 11$11,273 NZD
Retailer 3$11,460 NZD
Retailer 15$12,707 NZD
Retailer 10$16,183 NZD
NZ Jewellers$18,419 NZD

27 data points across 16 retailers

16 retailers$8,174 NZD to $18,419 NZD

A
Cheapest Retailer
-
$8,174 NZD
A
Retailer 2
-
$8,210 NZD
View
B+
Retailer 3
-
$9,241 NZD
View
Retailer 4
-
$9,323 NZD
View
Price last confirmed 14 days ago
B+
Retailer 5
-
$9,734 NZD
View
B
Retailer 6
-
$10,166 NZD
View
Final sale: no returns
B+
Retailer 7
-
$10,538 NZD
View
B+
Retailer 8
-
$11,013 NZD
View
B+
Retailer 9
-
$11,013 NZD
View
B+
Retailer 10
-
$11,020 NZD
View
Retailer 11
-
$11,099 NZD
View
Price last confirmed 27 days ago
B+
Retailer 12
-
$11,273 NZD
View
B+
Retailer 13
-
$11,460 NZD
View
B
Retailer 14
-
$12,707 NZD
View
B
Retailer 15
-
$16,183 NZD
View
Most Expensive
B
NZ Jewellers
f0565347-f9c1-4700-aa10-88ffbacf7206 · Nov 5
$18,419 NZD
$10,354 USD
View
15 more retailers have this diamond
Prices start from $8,174 NZDSave up to $10,245 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 Round
$8,174 NZD