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Oval|Natural|GIA

1.30ct G SI1 Oval Natural Diamond

ID • G/SI1 • GIA 1236766711

Certificate GIA 1236766711

Diamond specifications and retailer prices

From $8,113 NZD
$4,565 USD
As of November 1, 2026
Save $9,061 NZD (53%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $17,174 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 G 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 1236766711. Listed at 16 retailers as of November 1, 2026, with prices from $8,113 to $17,174, a $9,061 spread on the same certified stone. NZ Jewellers lists it at $17,174. 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
G
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceStrong
Crown angle35.72°
Pavilion angle39.4°
OriginNatural
Grading LabGIA
CertificateGIA 1236766711
Dimensions8.81 × 5.97 × 3.72 mm
L/W Ratio1.48
Girdle conditionVery Thick
Key to symbols
Feather, Crystal, Needle
Top View
8.81 mm5.97 mm1.30 ctG / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 1236766711
Side View
Table 58.0%Crown 35.72°Girdle: MED-STKPavilion 39.4°Culet: NoneDepth 62.3%

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: $10,016 NZD|Low: $7,870 NZD|High: $15,310 NZD|Avg: $10,467 NZD|-1.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 9$8,113 NZD
Retailer 8$8,586 NZD
Retailer 2$8,727 NZD
Retailer 11$8,895 NZD
Retailer 3$9,302 NZD
Retailer 1$10,016 NZD
Retailer 5$10,017 NZD
Retailer 10$10,285 NZD
Retailer 4$11,218 NZD
Retailer 7$12,616 NZD
Retailer 6$15,128 NZD

37 data points across 11 retailers

16 retailers$8,113 NZD to $17,174 NZD

B+
Cheapest Retailer
-
$8,113 NZD
$4,565 USD
B+
Retailer 2
-
$8,586 NZD
$4,831 USD
View
Final sale: no returns
B+
Retailer 3
-
$8,727 NZD
$4,910 USD
View
B+
Retailer 4
-
$8,895 NZD
$5,005 USD
View
B+
Retailer 5
-
$9,302 NZD
$5,234 USD
View
B+
Retailer 6
-
$9,302 NZD
$5,234 USD
View
B+
Retailer 7
-
$9,302 NZD
$5,234 USD
View
B+
Retailer 8
-
$10,016 NZD
£4,437 GBP
View
B+
Retailer 9
-
$10,017 NZD
£4,438 GBP
View
Retailer 10
-
$10,285 NZD
A$8,903 AUD
View
Price last confirmed 24 days ago
B
Retailer 11
-
$10,534 NZD
$5,927 USD
View
B
Retailer 12
-
$10,733 NZD
$6,039 USD
View
B
Retailer 13
-
$11,218 NZD
€6,011 EUR
View
B
Retailer 14
-
$12,616 NZD
ZAR 114,675 ZAR
View
B
Retailer 15
-
$15,128 NZD
£6,702 GBP
View
Most Expensive
B
NZ Jewellers
8b46fd96-65c0-43ad-a020-f4f68d6beccb · Nov 2
$17,174 NZD
$9,663 USD
View
15 more retailers have this diamond
Prices start from $8,113 NZDSave up to $9,061 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
$8,113 NZD