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Oval|Natural|GIA

1.30ct H SI1 Oval Natural Diamond

EX • H/SI1 • GIA 6492525421

Certificate GIA 6492525421

Diamond specifications and retailer prices

From $6,711 NZD
HK$29,500 HKD
As of November 1, 2026
Save $8,499 NZD (56%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $15,210 NZD at NZ Jewellers · As of October 30, 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 6492525421. Listed at 21 retailers as of October 30, 2026, with prices from $6,711 to $15,210, a $8,499 spread on the same certified stone. NZ Jewellers lists it at $15,210. 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
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6492525421
Dimensions8.73 × 5.83 × 3.75 mm
L/W Ratio1.50
Top View
8.73 mm5.83 mm1.30 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6492525421
Side View
Table 57.0%CrownGirdle: ThickPavilionCulet: NoneDepth 64.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $8,871 NZD|Low: $6,711 NZD|High: $14,660 NZD|Avg: $9,162 NZD|-0.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 9$6,711 NZD
Retailer 12$7,186 NZD
Retailer 10$7,331 NZD
Retailer 11$7,603 NZD
Retailer 3$7,738 NZD
Retailer 4$7,785 NZD
Retailer 1$8,871 NZD
Retailer 6$9,079 NZD
Retailer 2$9,168 NZD
Retailer 5$10,290 NZD
Retailer 8$11,179 NZD
Retailer 7$14,484 NZD

34 data points across 12 retailers

21 retailers$6,711 NZD to $15,210 NZD

B+
Cheapest Retailer
-
$6,711 NZD
HK$29,500 HKD
B+
Retailer 2
-
$7,186 NZD
$4,043 USD
View
B+
Retailer 3
-
$7,331 NZD
$4,125 USD
View
B+
Retailer 4
-
$7,603 NZD
$4,278 USD
View
Final sale: no returns
B+
Retailer 5
-
$7,738 NZD
$4,354 USD
View
B+
Retailer 6
-
$7,785 NZD
$4,380 USD
View
B
Retailer 7
-
$8,240 NZD
$4,636 USD
View
B
Retailer 8
-
$8,240 NZD
$4,636 USD
View
B
Retailer 9
-
$8,240 NZD
$4,636 USD
View
B+
Retailer 10
-
$8,871 NZD
£3,930 GBP
View
B+
Retailer 11
-
$9,079 NZD
£4,022 GBP
View
Retailer 12
-
$9,168 NZD
A$7,936 AUD
View
Price last confirmed 24 days ago
B
Retailer 13
-
$9,260 NZD
$5,210 USD
View
B
Retailer 14
-
$9,260 NZD
$5,210 USD
View
B
Retailer 15
-
$9,357 NZD
$5,265 USD
View
B
Retailer 16
-
$9,507 NZD
$5,349 USD
View
B
Retailer 17
-
$9,562 NZD
$5,380 USD
View
B
Retailer 18
-
$10,290 NZD
€5,514 EUR
View
B
Retailer 19
-
$11,179 NZD
ZAR 101,613 ZAR
View
B
Retailer 20
-
$14,484 NZD
£6,417 GBP
View
Most Expensive
B
NZ Jewellers
6cfc6515-158d-41f4-8baa-68d804c4e540 · Oct 30
$15,210 NZD
$8,558 USD
View
20 more retailers have this diamond
Prices start from $6,711 NZDSave up to $8,499 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.

B+
1.30ct Oval
$6,711 NZD