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Round|Natural|GIA

1.30ct L SI1 Round Natural Diamond

EX • L/SI1 • GIA 6555290226

Certificate GIA 6555290226

Diamond specifications and retailer prices

From $2,549 NZD
As of November 6, 2026
Save $5,757 NZD (69%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $8,306 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 L colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6555290226. Listed at 14 retailers as of November 5, 2026, with prices from $2,549 to $8,306, a $5,757 spread on the same certified stone. NZ Jewellers lists it at $8,306. 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
L
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6555290226
Dimensions6.94 × 6.99 × 4.36 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
6.94 mm6.99 mm1.30 ctL / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6555290226
Side View
Table 56.0%Crown 35.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.5%

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: Nov 6
Current: $8,306 NZD|Low: $2,549 NZD|High: $8,628 NZD|Avg: $4,003 NZD|-3.7%
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
November 6, 2026
Retailer 4$2,549 NZD
Retailer 2$2,562 NZD
Retailer 9$3,106 NZD
Retailer 10$3,314 NZD
Retailer 14$3,405 NZD
Retailer 6$3,492 NZD
Retailer 11$3,563 NZD
Retailer 8$3,711 NZD
Retailer 3$3,739 NZD
Retailer 5$3,835 NZD
Retailer 12$3,930 NZD
Retailer 7$4,365 NZD
Retailer 13$4,929 NZD
NZ Jewellers$8,306 NZD

31 data points across 14 retailers

14 retailers$2,549 NZD to $8,306 NZD

A
Cheapest Retailer
-
$2,549 NZD
A
Retailer 2
-
$2,562 NZD
View
A
Retailer 3
-
$3,106 NZD
View
A
Retailer 4
-
$3,314 NZD
View
A
Retailer 5
-
$3,405 NZD
View
A
Retailer 6
-
$3,492 NZD
View
B+
Retailer 7
-
$3,563 NZD
View
B+
Retailer 8
-
$3,711 NZD
View
B+
Retailer 9
-
$3,739 NZD
View
B+
Retailer 10
-
$3,835 NZD
View
B+
Retailer 11
-
$3,930 NZD
View
B+
Retailer 12
-
$4,365 NZD
View
B+
Retailer 13
-
$4,929 NZD
View
Most Expensive
B
NZ Jewellers
8dc4c868-ae52-4f66-9208-630c9148b8d2 · Nov 5
$8,306 NZD
$4,669 USD
View
13 more retailers have this diamond
Prices start from $2,549 NZDSave up to $5,757 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
$2,549 NZD