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Round|Natural|GIA

0.80ct K SI2 Round Natural Diamond

EX • K/SI2 • GIA 6485229275

Certificate GIA 6485229275

Diamond specifications and retailer prices

From $1,497 AUD
As of November 4, 2026
Save $2,711 AUD (64%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $4,208 AUD at NZ Jewellers · As of November 5, 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 K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6485229275. Listed at 13 retailers as of November 4, 2026, with prices from $1,497 to $4,208, a $2,711 spread on the same certified stone. NZ Jewellers lists it at $4,208. 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
K
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 6485229275
Dimensions5.92 × 5.89 × 3.69 mm
L/W Ratio1.01
Top View
5.92 mm5.89 mm0.80 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6485229275
Side View
Table 57.0%Crown 35.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.5%

Caratlytics Score

How it works →
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 4
Current: $4,208 AUD|Low: $1,501 AUD|High: $4,208 AUD|Avg: $2,210 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 5, 2026
Retailer 8$1,520 AUD
Retailer 9$1,563 AUD
Retailer 11$1,563 AUD
Retailer 7$1,623 AUD
Retailer 10$1,804 AUD
Retailer 5$1,940 AUD
Retailer 4$2,140 AUD
Retailer 2$2,227 AUD
Retailer 3$2,487 AUD
Retailer 6$3,160 AUD
NZ Jewellers$4,208 AUD

40 data points across 11 retailers

13 retailers$1,497 AUD to $4,208 AUD

A
Cheapest Retailer
-
$1,497 AUD
B+
Retailer 2
-
$1,520 AUD
View
B+
Retailer 3
-
$1,534 AUD
View
B+
Retailer 4
-
$1,563 AUD
View
Retailer 5
-
$1,563 AUD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
$1,623 AUD
View
B+
Retailer 7
-
$1,804 AUD
View
B
Retailer 8
-
$1,940 AUD
View
B+
Retailer 9
-
$2,140 AUD
View
B+
Retailer 10
-
$2,227 AUD
View
B
Retailer 11
-
$2,228 AUD
View
B
Retailer 12
-
$3,160 AUD
View
Most Expensive
B
NZ Jewellers
40edb871-aa32-4c07-a5f6-dd401ec59f84 · Nov 5
$4,208 AUD
$2,946 USD
View
12 more retailers have this diamond
Prices start from $1,497 AUDSave up to $2,711 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
$1,497 AUD