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Oval|Natural|GIA

1.30ct I SI1 Oval Natural Diamond

EX • I/SI1 • GIA 6541526602

Certificate GIA 6541526602

Diamond specifications and retailer prices

From $5,356 NZD
As of November 6, 2026
Save $6,788 NZD (56%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $12,144 NZD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.3ct natural oval diamond

This 1.3ct natural oval sits in the one-and-a-quarter to one-and-a-half carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6541526602. Listed at 24 retailers as of November 5, 2026, with prices from $5,356 to $12,144, a $6,788 spread on the same certified stone. NZ Jewellers lists it at $12,144. 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
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.24°
Pavilion angle36.45°
OriginNatural
Grading LabGIA
CertificateGIA 6541526602
Dimensions8.26 × 5.89 × 3.83 mm
L/W Ratio1.40
Top View
8.26 mm5.89 mm1.30 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6541526602
Side View
Table 64.0%Crown 42.24°Girdle: THK-VTKPavilion 36.45°Culet: NoneDepth 65.0%

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: $7,059 NZD|Low: $5,356 NZD|High: $11,781 NZD|Avg: $7,300 NZD|-0.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 7, 2026
Retailer 4$5,356 NZD
Retailer 2$5,379 NZD
Retailer 9$6,144 NZD
Retailer 10$6,178 NZD
Retailer 3$6,588 NZD
Retailer 5$6,761 NZD
Retailer 6$6,775 NZD
Retailer 1$7,059 NZD
Retailer 7$8,114 NZD
Retailer 8$8,507 NZD
Retailer 11$11,655 NZD

26 data points across 11 retailers

24 retailers$5,356 NZD to $12,144 NZD

A
Cheapest Retailer
-
$5,356 NZD
A
Retailer 2
-
$5,379 NZD
View
A
Retailer 3
-
$6,133 NZD
View
A
Retailer 4
-
$6,144 NZD
View
A
Retailer 5
-
$6,178 NZD
View
B+
Retailer 6
-
$6,433 NZD
View
Final sale: no returns
B+
Retailer 7
-
$6,588 NZD
View
B+
Retailer 8
-
$6,665 NZD
View
B+
Retailer 9
-
$6,761 NZD
View
B+
Retailer 10
-
$6,775 NZD
View
B+
Retailer 11
-
$6,896 NZD
View
Retailer 12
-
$6,970 NZD
View
Price last confirmed 9 days ago
B+
Retailer 13
-
$6,970 NZD
View
B+
Retailer 14
-
$7,059 NZD
View
B+
Retailer 15
-
$7,234 NZD
View
B+
Retailer 16
-
$7,239 NZD
View
Retailer 17
-
$7,465 NZD
View
Price last confirmed 30 days ago
B
Retailer 18
-
$8,042 NZD
View
B+
Retailer 19
-
$8,114 NZD
View
B
Retailer 20
-
$8,507 NZD
View
B
Retailer 21
-
$10,118 NZD
View
B
Retailer 22
-
$10,399 NZD
View
B
Retailer 23
-
$11,655 NZD
View
Most Expensive
B
NZ Jewellers
a2c6b41b-75d6-482b-b19f-7374a0391b58 · Nov 5
$12,144 NZD
$6,732 USD
View
23 more retailers have this diamond
Prices start from $5,356 NZDSave up to $6,788 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 Oval
$5,356 NZD