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Round|Natural|GIA

0.80ct D SI1 Round Natural Diamond

EX • D/SI1 • GIA 6452894823

Certificate GIA 6452894823

Diamond specifications and retailer prices

From $1,421 AUD
As of November 6, 2026
Save $2,897 AUD (67%) vs most expensive(unlock to see where)
32 retailers carry this diamond
Most expensive: $4,921 AUD at NZ Jewellers · As of September 26, 2026
View at NZ Jewellers

About this 0.8ct natural round diamond

This 0.8ct natural round sits in the just-under-one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6452894823. Listed at 32 retailers as of November 5, 2026, with a 204% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

0.80
Carat
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceMedium
Crown angle34°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6452894823
Dimensions5.95 × 5.90 × 3.67 mm
L/W Ratio1.01
Star length55%
Lower girdle75%
Top View
5.95 mm5.90 mm0.80 ctD / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceMedium
CertificateGIA 6452894823
Side View
Table 55.0%Crown 34°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.9%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $1,421 AUD|Low: $1,421 AUD|High: $3,673 AUD|Avg: $2,151 AUD|-4.3%
Retailer 1
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
Retailer 16
Retailer 17
Retailer 18
November 6, 2026
Retailer 1$1,421 AUD
Retailer 7$1,426 AUD
Retailer 16$1,757 AUD
Retailer 3$1,777 AUD
Retailer 2$1,787 AUD
Retailer 5$1,856 AUD
Retailer 10$1,973 AUD
Retailer 4$2,001 AUD
Retailer 18$2,008 AUD
Retailer 8$2,013 AUD
Retailer 9$2,064 AUD
Retailer 17$2,078 AUD
Retailer 11$2,168 AUD
Retailer 12$2,303 AUD
Retailer 6$2,407 AUD
Retailer 13$2,480 AUD
Retailer 14$2,850 AUD
Retailer 15$3,521 AUD

22 data points across 18 retailers

32 retailers$1,421 AUD to $4,318 AUD

A
Cheapest Retailer
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$1,421 AUD
A
Retailer 2
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$1,426 AUD
View
A
Retailer 3
-
$1,757 AUD
View
A
Retailer 4
-
$1,777 AUD
View
Final sale: no returns
A
Retailer 5
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$1,787 AUD
View
A
Retailer 6
-
$1,856 AUD
View
Retailer 7
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$1,927 AUD
View
Price last confirmed 8 days ago
A
Retailer 8
-
$1,927 AUD
View
Retailer 9
-
$1,973 AUD
View
Price last confirmed 12 days ago
Retailer 10
-
$1,996 AUD
View
Price last confirmed 28 days ago
A
Retailer 11
-
$2,001 AUD
View
A
Retailer 12
-
$2,008 AUD
View
Retailer 13
-
$2,013 AUD
View
Price last confirmed 10 days ago
Retailer 14
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$2,017 AUD
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Price last confirmed 43 days ago
A
Retailer 15
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$2,017 AUD
View
Retailer 16
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$2,064 AUD
View
Price last confirmed 12 days ago
A
Retailer 17
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$2,078 AUD
View
Retailer 18
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$2,110 AUD
View
Price last confirmed 38 days ago
A
Retailer 19
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$2,168 AUD
View
Retailer 20
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$2,250 AUD
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Price last confirmed 10 days ago
Retailer 21
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$2,301 AUD
View
Price last confirmed 28 days ago
A
Retailer 22
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$2,303 AUD
View
Retailer 23
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$2,354 AUD
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Price last confirmed 45 days ago
A
Retailer 24
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$2,407 AUD
View
A
Retailer 25
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$2,480 AUD
View
Retailer 26
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$2,631 AUD
View
Price last confirmed 32 days ago
B+
Retailer 27
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$2,850 AUD
View
B+
Retailer 28
-
$3,521 AUD
View
B
Retailer 29
-
$4,318 AUD
View
Retailer 30
-
$4,757 AUD
View
Price last confirmed 10 days ago
Retailer 31
-
$4,865 AUD
View
Price last confirmed 28 days ago
Most Expensive
NZ Jewellers
be55fa5c-50f6-4b7b-91b0-c54d75f10ede · Sep 26
$4,921 AUD
$3,445 USD
View
Price last confirmed 40 days ago
31 more retailers have this diamond
Prices start from $1,421 AUDSave up to $2,897 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
0.80ct Round
$1,421 AUD