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Oval|Natural|GIA

1.29ct I SI2 Oval Natural Diamond

EX • I/SI2 • GIA 6431015888

Certificate GIA 6431015888

Diamond specifications and retailer prices

From $5,226 AUD
As of November 4, 2026
Save $6,197 AUD (54%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $11,423 AUD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.29ct natural oval diamond

This 1.29ct natural oval sits in the one-and-a-quarter to one-and-a-half carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6431015888. Listed at 14 retailers as of November 4, 2026, with prices from $5,226 to $11,423, a $6,197 spread on the same certified stone. NZ Jewellers lists it at $11,423. 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

1.29
Carat
I
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6431015888
Dimensions9.03 × 6.02 × 3.64 mm
L/W Ratio1.50
Top View
9.03 mm6.02 mm1.29 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6431015888
Side View
Table 58.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 60.5%

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 4
Current: $11,423 AUD|Low: $5,226 AUD|High: $11,423 AUD|Avg: $6,959 AUD
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 12$5,226 AUD
Retailer 9$5,319 AUD
Retailer 4$5,579 AUD
Retailer 10$5,939 AUD
Retailer 11$5,939 AUD
Retailer 14$5,939 AUD
Retailer 2$6,641 AUD
Retailer 3$6,695 AUD
Retailer 5$6,695 AUD
Retailer 13$6,853 AUD
Retailer 6$6,913 AUD
Retailer 8$7,417 AUD
Retailer 7$10,415 AUD
NZ Jewellers$11,423 AUD

43 data points across 14 retailers

14 retailers$5,226 AUD to $11,423 AUD

B+
Cheapest Retailer
-
$5,226 AUD
A
Retailer 2
-
$5,319 AUD
View
B+
Retailer 3
-
$5,579 AUD
View
B+
Retailer 4
-
$5,939 AUD
View
Retailer 5
-
$5,939 AUD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
$5,939 AUD
View
B+
Retailer 7
-
$6,641 AUD
View
B
Retailer 8
-
$6,695 AUD
View
B
Retailer 9
-
$6,695 AUD
View
B
Retailer 10
-
$6,853 AUD
View
B
Retailer 11
-
$6,913 AUD
View
B
Retailer 12
-
$7,417 AUD
View
B
Retailer 13
-
$10,415 AUD
View
Most Expensive
B
NZ Jewellers
47bc651e-63ff-4229-bcf1-ab0fd0da401c · Nov 5
$11,423 AUD
$7,849 USD
View
13 more retailers have this diamond
Prices start from $5,226 AUDSave up to $6,197 AUD

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
1.29ct Oval
$5,226 AUD