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Round|Natural|GIA

1.30ct E SI1 Round Natural Diamond

EX • E/SI1 • GIA 5533156164

Certificate GIA 5533156164

Diamond specifications and retailer prices

From $8,121 NZD
$4,561 USD
As of October 29, 2026
Save $10,042 NZD (55%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $18,163 NZD at NZ Jewellers · As of October 27, 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 E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 5533156164. Listed at 19 retailers as of October 27, 2026, with prices from $8,121 to $18,163, a $10,042 spread on the same certified stone. NZ Jewellers lists it at $18,163. 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
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 5533156164
Dimensions6.95 × 6.91 × 4.35 mm
L/W Ratio1.01
Top View
6.95 mm6.91 mm1.30 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 5533156164
Side View
Table 57.0%Crown 36.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.7%

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 29
Current: $18,163 NZD|Low: $7,945 NZD|High: $18,163 NZD|Avg: $11,190 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
Retailer 13
Retailer 14
Retailer 15
Retailer 16
October 29, 2026
Retailer 3$8,121 NZD
Retailer 11$8,422 NZD
Retailer 8$8,662 NZD
Retailer 13$8,739 NZD
Retailer 5$9,839 NZD
Retailer 6$9,839 NZD
Retailer 15$9,839 NZD
Retailer 7$10,396 NZD
Retailer 16$10,412 NZD
Retailer 2$10,417 NZD
Retailer 14$10,576 NZD
Retailer 10$11,262 NZD
Retailer 4$11,352 NZD
Retailer 12$15,888 NZD
Retailer 9$16,084 NZD
NZ Jewellers$18,163 NZD

42 data points across 16 retailers

19 retailers$8,121 NZD to $18,163 NZD

A
Cheapest Retailer
-
$8,121 NZD
$4,561 USD
A
Retailer 2
-
$8,422 NZD
$4,730 USD
View
A
Retailer 3
-
$8,422 NZD
$4,730 USD
View
A
Retailer 4
-
$8,662 NZD
$4,865 USD
View
A
Retailer 5
-
$8,739 NZD
$4,908 USD
View
Final sale: no returns
B+
Retailer 6
-
$9,839 NZD
$5,526 USD
View
B+
Retailer 7
-
$9,839 NZD
$5,526 USD
View
B+
Retailer 8
-
$10,396 NZD
$5,839 USD
View
B+
Retailer 9
-
$10,412 NZD
$5,848 USD
View
B+
Retailer 10
-
$10,417 NZD
£4,607 GBP
View
B+
Retailer 11
-
$10,576 NZD
£4,677 GBP
View
Price last confirmed 29 days ago
B+
Retailer 12
-
$11,093 NZD
$6,230 USD
View
B+
Retailer 13
-
$11,093 NZD
$6,230 USD
View
B+
Retailer 14
-
$11,262 NZD
€6,024 EUR
View
B+
Retailer 15
-
$11,352 NZD
$6,376 USD
View
B+
Retailer 16
-
$11,466 NZD
$6,440 USD
View
B
Retailer 17
-
$15,888 NZD
$8,923 USD
View
B
Retailer 18
-
$16,084 NZD
£7,113 GBP
View
Most Expensive
B
NZ Jewellers
1e68a94e-757c-4a76-99f5-a08284cf5bfd · Oct 27
$18,163 NZD
$10,201 USD
View
18 more retailers have this diamond
Prices start from $8,121 NZDSave up to $10,042 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
$8,121 NZD