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Oval|Natural|GIA

1.30ct H SI1 Oval Natural Diamond

ID • H/SI1 • GIA 6541282838

Certificate GIA 6541282838

Diamond specifications and retailer prices

From $5,664 NZD
As of November 3, 2026
Save $4,530 NZD (44%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $10,194 NZD at NZ Jewellers · As of November 2, 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 H 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 6541282838. Listed at 8 retailers as of November 2, 2026, with prices from $5,664 to $10,194, a $4,530 spread on the same certified stone. NZ Jewellers lists it at $10,194. 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
H
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceStrong
Crown angle39.36°
Pavilion angle40.25°
OriginNatural
Grading LabGIA
CertificateGIA 6541282838
Dimensions8.26 × 6.00 × 3.93 mm
L/W Ratio1.38
Top View
8.26 mm6.00 mm1.30 ctH / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 6541282838
Side View
Table 57.0%Crown 39.36°Girdle: THN-VTKPavilion 40.25°Culet: NoneDepth 65.6%

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 3
Current: $10,194 NZD|Low: $5,664 NZD|High: $10,297 NZD|Avg: $7,048 NZD|-1.0%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 5$5,664 NZD
Retailer 2$5,706 NZD
Retailer 4$5,852 NZD
Retailer 6$6,077 NZD
Retailer 7$6,121 NZD
Retailer 8$6,314 NZD
Retailer 10$6,550 NZD
Retailer 9$6,864 NZD
Retailer 3$9,784 NZD
NZ Jewellers$10,194 NZD

35 data points across 10 retailers

8 retailers$5,664 NZD to $10,194 NZD

A
Cheapest Retailer
-
$5,664 NZD
A
Retailer 2
-
$5,706 NZD
View
A
Retailer 3
-
$5,852 NZD
View
A
Retailer 4
-
$6,077 NZD
View
A
Retailer 5
-
$6,121 NZD
View
Retailer 6
-
$6,314 NZD
View
Price last confirmed 31 days ago
B
Retailer 7
-
$9,784 NZD
View
Most Expensive
B
NZ Jewellers
c4b2ee91-c65a-4693-a326-f947e462ec47 · Nov 2
$10,194 NZD
$5,651 USD
View
7 more retailers have this diamond
Prices start from $5,664 NZDSave up to $4,530 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
$5,664 NZD