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Round|Natural|GIA

0.75ct I SI2 Round Natural Diamond

EX • I/SI2 • GIA 3565172385

Certificate GIA 3565172385

Diamond specifications and retailer prices

From $1,423 AUD
As of November 4, 2026
Save $1,127 AUD (44%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $2,550 AUD at Helzberg Diamonds · As of November 6, 2026
View at Helzberg Diamonds

About this 0.75ct natural round diamond

This 0.75ct natural round sits in the just-under-one-carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 3565172385. Listed at 14 retailers as of November 4, 2026, with prices from $1,423 to $2,550, a $1,127 spread on the same certified stone. Helzberg Diamonds lists it at $2,550. 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

0.75
Carat
I
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 3565172385
Dimensions5.77 × 5.79 × 3.62 mm
L/W Ratio1.00
Culet sizeNone
Top View
5.77 mm5.79 mm0.75 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 3565172385
Side View
Table 58.0%Crown 36.5°Girdle: THN-STKPavilion 41°Culet: NoneDepth 62.6%

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: $2,550 AUD|Low: $1,423 AUD|High: $2,601 AUD|Avg: $1,812 AUD|-2.0%
Helzberg Diamonds
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 13$1,423 AUD
Retailer 8$1,457 AUD
Retailer 11$1,464 AUD
Retailer 14$1,471 AUD
Retailer 3$1,496 AUD
Retailer 5$1,550 AUD
Retailer 7$1,586 AUD
Retailer 4$1,760 AUD
Retailer 2$1,786 AUD
Retailer 10$1,958 AUD
Retailer 9$2,044 AUD
Retailer 6$2,126 AUD
Retailer 12$2,303 AUD
Helzberg Diamonds$2,550 AUD

31 data points across 14 retailers

14 retailers$1,423 AUD to $2,550 AUD

A
Cheapest Retailer
-
$1,423 AUD
A
Retailer 2
-
$1,457 AUD
View
A
Retailer 3
-
$1,464 AUD
View
A
Retailer 4
-
$1,471 AUD
View
A
Retailer 5
-
$1,496 AUD
View
A
Retailer 6
-
$1,550 AUD
View
A
Retailer 7
-
$1,586 AUD
View
A
Retailer 8
-
$1,760 AUD
View
A
Retailer 9
-
$1,786 AUD
View
B+
Retailer 10
-
$1,958 AUD
View
B+
Retailer 11
-
$2,044 AUD
View
B+
Retailer 12
-
$2,126 AUD
View
B+
Retailer 13
-
$2,303 AUD
View
Most Expensive
B+
Helzberg Diamonds
XZRJLMLHNIJOL · Nov 6
$2,550 AUD
$1,785 USD
View
13 more retailers have this diamond
Prices start from $1,423 AUDSave up to $1,127 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
0.75ct Round
$1,423 AUD