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Round|Natural|GIA

1.29ct I SI2 Round Natural Diamond

EX • I/SI2 • GIA 2567064613

Certificate GIA 2567064613

Diamond specifications and retailer prices

From $3,061 AUD
HK$16,800 HKD
As of November 1, 2026
Save $5,791 AUD (65%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $8,852 AUD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.29ct natural round diamond

This 1.29ct natural round 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 and certified by GIA 2567064613. Listed at 11 retailers as of October 30, 2026, with prices from $3,061 to $8,852, a $5,791 spread on the same certified stone. NZ Jewellers lists it at $8,852. 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

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 2567064613
Dimensions6.89 × 6.93 × 4.30 mm
L/W Ratio1.01
Key to symbols
Crystal, Cloud, Needle
Top View
6.89 mm6.93 mm1.29 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2567064613
Side View
Table 58.0%CrownGirdle: Slightly ThickPavilion 40.6°Culet: NoneDepth 62.3%

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 1
Current: $8,852 AUD|Low: $3,061 AUD|High: $8,929 AUD|Avg: $5,050 AUD|+17.0%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 7$3,061 AUD
Retailer 6$3,750 AUD
Retailer 2$3,949 AUD
Retailer 5$4,161 AUD
Retailer 10$4,343 AUD
Retailer 9$4,398 AUD
Retailer 8$4,520 AUD
Retailer 4$4,750 AUD
Retailer 3$6,472 AUD
Retailer 11$7,091 AUD
NZ Jewellers$8,852 AUD

21 data points across 11 retailers

11 retailers$3,061 AUD to $8,852 AUD

A
Cheapest Retailer
-
$3,061 AUD
HK$16,800 HKD
A
Retailer 2
-
$3,750 AUD
$2,634 USD
View
A
Retailer 3
-
$3,949 AUD
£2,184 GBP
View
A
Retailer 4
-
$4,161 AUD
$2,923 USD
View
A
Retailer 5
-
$4,343 AUD
SGD 4,123 SGD
View
A
Retailer 6
-
$4,398 AUD
$3,089 USD
View
A
Retailer 7
-
$4,520 AUD
$3,175 USD
View
A
Retailer 8
-
$4,750 AUD
€3,178 EUR
View
Retailer 9
-
$6,472 AUD
€4,330 EUR
View
Price last confirmed 11 days ago
B
Retailer 10
-
$7,091 AUD
£3,922 GBP
View
Most Expensive
B
NZ Jewellers
59d885fa-f937-4834-bc74-4be87d9e6ada · Oct 30
$8,852 AUD
$6,218 USD
View
10 more retailers have this diamond
Prices start from $3,061 AUDSave up to $5,791 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 Round
$3,061 AUD