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Oval|Natural|GIA

1.29ct K SI1 Oval Natural Diamond

ID • K/SI1 • GIA 1558082464

Certificate GIA 1558082464

Diamond specifications and retailer prices

From $3,566 AUD
As of November 5, 2026
Save $4,186 AUD (54%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $7,751 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 K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1558082464. Listed at 11 retailers as of November 5, 2026, with prices from $3,566 to $7,751, a $4,186 spread on the same certified stone. NZ Jewellers lists it at $7,751. 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
K
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1558082464
Dimensions5.92 × 8.28 × 3.87 mm
L/W Ratio1.40
Culet sizeNone
Key to symbols
Cloud, Indented Natural, Natural, Extra Facet
Top View
5.92 mm8.28 mm1.29 ctK / SI1
OriginNatural
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 1558082464
Side View
Table 59.0%CrownGirdlePavilionCulet: NoneDepth 65.5%

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 5
Current: $7,751 AUD|Low: $3,566 AUD|High: $7,751 AUD|Avg: $4,514 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 8$3,566 AUD
Retailer 2$3,596 AUD
Retailer 9$3,708 AUD
Retailer 11$3,708 AUD
Retailer 3$3,879 AUD
Retailer 4$3,924 AUD
Retailer 10$4,279 AUD
Retailer 5$4,525 AUD
Retailer 7$4,630 AUD
Retailer 6$6,478 AUD
NZ Jewellers$7,751 AUD

32 data points across 11 retailers

11 retailers$3,566 AUD to $7,751 AUD

A
Cheapest Retailer
-
$3,566 AUD
A
Retailer 2
-
$3,596 AUD
View
Retailer 3
-
$3,708 AUD
View
Price last confirmed 8 days ago
B+
Retailer 4
-
$3,708 AUD
View
B+
Retailer 5
-
$3,879 AUD
View
B+
Retailer 6
-
$3,924 AUD
View
B+
Retailer 7
-
$4,279 AUD
View
B+
Retailer 8
-
$4,525 AUD
View
B+
Retailer 9
-
$4,630 AUD
View
B
Retailer 10
-
$6,478 AUD
View
Most Expensive
C
NZ Jewellers
3dc9c0ef-d129-4485-9b04-3483ef57808b · Nov 5
$7,751 AUD
$5,326 USD
View
10 more retailers have this diamond
Prices start from $3,566 AUDSave up to $4,186 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
$3,566 AUD