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Round|Natural|GIA

0.75ct H SI1 Round Natural Diamond

EX • H/SI1 • GIA 1565680549

Certificate GIA 1565680549

Diamond specifications and retailer prices

From $1,950 AUD
As of November 4, 2026
Save $1,562 AUD (44%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $3,512 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 H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1565680549. Listed at 15 retailers as of November 4, 2026, with prices from $1,950 to $3,512, a $1,562 spread on the same certified stone. Helzberg Diamonds lists it at $3,512. 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
H
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 1565680549
Dimensions5.79 × 5.83 × 3.58 mm
L/W Ratio1.01
Culet sizeNone
Top View
5.79 mm5.83 mm0.75 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1565680549
Side View
Table 59.0%Crown 36°Girdle: MED-STKPavilion 41°Culet: NoneDepth 61.7%

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: $3,512 AUD|Low: $1,950 AUD|High: $3,512 AUD|Avg: $2,500 AUD
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
Retailer 15
November 6, 2026
Retailer 12$1,950 AUD
Retailer 10$1,955 AUD
Retailer 14$1,958 AUD
Retailer 13$1,992 AUD
Retailer 5$2,049 AUD
Retailer 7$2,132 AUD
Retailer 8$2,154 AUD
Retailer 15$2,380 AUD
Retailer 2$2,457 AUD
Retailer 11$2,615 AUD
Retailer 6$2,697 AUD
Retailer 9$2,793 AUD
Retailer 4$2,985 AUD
Retailer 3$3,155 AUD
Helzberg Diamonds$3,512 AUD

17 data points across 15 retailers

15 retailers$1,950 AUD to $3,512 AUD

A
Cheapest Retailer
-
$1,950 AUD
A
Retailer 2
-
$1,955 AUD
View
B+
Retailer 3
-
$1,958 AUD
View
B+
Retailer 4
-
$1,992 AUD
View
B+
Retailer 5
-
$2,049 AUD
View
B+
Retailer 6
-
$2,132 AUD
View
B+
Retailer 7
-
$2,154 AUD
View
B+
Retailer 8
-
$2,380 AUD
View
B+
Retailer 9
-
$2,457 AUD
View
B+
Retailer 10
-
$2,615 AUD
View
B+
Retailer 11
-
$2,697 AUD
View
B+
Retailer 12
-
$2,793 AUD
View
B
Retailer 13
-
$2,985 AUD
View
B
Retailer 14
-
$3,155 AUD
View
Most Expensive
B
Helzberg Diamonds
XZRHLMLMOGLKP · Nov 6
$3,512 AUD
$2,413 USD
View
14 more retailers have this diamond
Prices start from $1,950 AUDSave up to $1,562 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
$1,950 AUD