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Round|Natural|GIA

1.29ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 6565717959

Certificate GIA 6565717959

Diamond specifications and retailer prices

From $2,943 AUD
As of November 5, 2026
Save $3,075 AUD (51%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $6,018 AUD at Wholesale Diamonds Direct · As of November 6, 2026
View at Wholesale Diamonds Direct

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 SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6565717959. Listed at 10 retailers as of November 5, 2026, with prices from $2,943 to $6,018, a $3,075 spread on the same certified stone. Wholesale Diamonds Direct lists it at $6,018. 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
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 6565717959
Dimensions6.91 × 6.95 × 4.38 mm
L/W Ratio1.01
Culet sizeNone
Top View
6.91 mm6.95 mm1.29 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6565717959
Side View
Table 56.0%Crown 34°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 63.2%

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: $4,698 AUD|Low: $2,938 AUD|High: $6,018 AUD|Avg: $4,545 AUD|-0.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Wholesale Diamonds Direct
November 5, 2026
Retailer 2$2,943 AUD
Retailer 6$3,614 AUD
Retailer 5$3,676 AUD
Retailer 9$4,004 AUD
Retailer 4$4,317 AUD
Retailer 8$4,488 AUD
Retailer 3$4,638 AUD
Retailer 1$4,698 AUD
Retailer 7$5,605 AUD
Wholesale Diamonds Direct$6,018 AUD

9 data points across 10 retailers

10 retailers$2,943 AUD to $6,018 AUD

A
Cheapest Retailer
-
$2,943 AUD
A
Retailer 2
-
$3,614 AUD
View
A
Retailer 3
-
$3,676 AUD
View
A
Retailer 4
-
$4,004 AUD
View
A
Retailer 5
-
$4,317 AUD
View
A
Retailer 6
-
$4,488 AUD
View
A
Retailer 7
-
$4,638 AUD
View
A
Retailer 8
-
$4,698 AUD
View
B+
Retailer 9
-
$5,605 AUD
View
Most Expensive
B+
Wholesale Diamonds Direct
661965016 · Nov 6
$6,018 AUD
$4,135 USD
View
9 more retailers have this diamond
Prices start from $2,943 AUDSave up to $3,075 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
$2,943 AUD