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Round|Natural|GIA

1.30ct F SI1 Round Natural Diamond

EX • F/SI1 • GIA 7556140267

Certificate GIA 7556140267

Diamond specifications and retailer prices

From $6,239 NZD
As of November 6, 2026
Save $6,843 NZD (52%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $14,619 NZD at NZ Jewellers · As of September 28, 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 7556140267. Listed at 24 retailers as of November 4, 2026, with a 110% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
FluorescenceFaint
Crown angle36°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 7556140267
Dimensions6.92 × 6.94 × 4.38 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Etch Channel, Indented Natural, Feather, Needle
Top View
6.92 mm6.94 mm1.30 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 7556140267
Side View
Table 56.0%Crown 36°Girdle: THN-STKPavilion 41.2°Culet: NoneDepth 63.2%

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: $6,500 NZD|Low: $6,169 NZD|High: $13,802 NZD|Avg: $9,176 NZD|-3.4%
Retailer 1
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
November 6, 2026
Retailer 5$6,239 NZD
Retailer 1$6,500 NZD
Retailer 11$7,173 NZD
Retailer 2$7,320 NZD
Retailer 12$7,393 NZD
Retailer 4$7,601 NZD
Retailer 8$7,925 NZD
Retailer 13$8,057 NZD
Retailer 3$8,236 NZD
Retailer 7$8,459 NZD
Retailer 15$8,501 NZD
Retailer 10$9,249 NZD
Retailer 9$10,049 NZD
Retailer 14$13,082 NZD
Retailer 6$13,746 NZD

31 data points across 15 retailers

24 retailers$6,239 NZD to $13,082 NZD

A
Cheapest Retailer
-
$6,239 NZD
A
Retailer 2
-
$6,500 NZD
View
A
Retailer 3
-
$7,173 NZD
View
A
Retailer 4
-
$7,320 NZD
View
A
Retailer 5
-
$7,393 NZD
View
A
Retailer 6
-
$7,601 NZD
View
Final sale: no returns
A
Retailer 7
-
$7,647 NZD
View
A
Retailer 8
-
$7,649 NZD
View
B+
Retailer 9
-
$7,925 NZD
View
A
Retailer 10
-
$8,057 NZD
View
B+
Retailer 11
-
$8,236 NZD
View
Retailer 12
-
$8,391 NZD
View
Price last confirmed 39 days ago
Retailer 13
-
$8,391 NZD
View
Price last confirmed 21 days ago
Retailer 14
-
$8,391 NZD
View
Price last confirmed 38 days ago
Retailer 15
-
$8,391 NZD
View
Price last confirmed 17 days ago
Retailer 16
-
$8,459 NZD
View
Price last confirmed 28 days ago
B+
Retailer 17
-
$8,501 NZD
View
B+
Retailer 18
-
$9,249 NZD
View
Retailer 19
-
$9,683 NZD
View
Price last confirmed 38 days ago
B+
Retailer 20
-
$10,049 NZD
View
B
Retailer 21
-
$13,082 NZD
View
Retailer 22
-
$13,746 NZD
View
Price last confirmed 9 days ago
Retailer 23
-
$14,619 NZD
View
Price last confirmed 20 days ago
Most Expensive
NZ Jewellers
d99ae999-8eca-430f-9cf6-93ee66a2a056 · Sep 28
$14,619 NZD
$8,218 USD
View
Price last confirmed 39 days ago
23 more retailers have this diamond
Prices start from $6,239 NZDSave up to $6,843 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
$6,239 NZD