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Round|Natural|GIA

0.66ct G SI2 Round Natural Diamond

EX • G/SI2 • GIA 6562568893

Certificate GIA 6562568893

Diamond specifications and retailer prices

From $717 AUD
₹47,884 INR
As of October 29, 2026
Save $1,515 AUD (68%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $3,074 AUD at NZ Jewellers · As of October 27, 2026
View at NZ Jewellers

About this 0.66ct natural round diamond

This 0.66ct natural round sits in the half to three-quarter carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6562568893. Listed at 15 retailers as of October 29, 2026, with a 211% 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

0.66
Carat
G
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 6562568893
Dimensions5.64 × 5.66 × 3.39 mm
L/W Ratio1.00
Star length50%
Lower girdle80%
Culet sizeNone
Key to symbols
Crystal, Cloud, Feather, Knot
Top View
5.64 mm5.66 mm0.66 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6562568893
Side View
Table 59.0%Crown 31.5°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 60.0%

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: Oct 29
Current: $3,074 AUD|Low: $717 AUD|High: $3,258 AUD|Avg: $1,288 AUD|-5.7%
NZ Jewellers
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
October 29, 2026
Retailer 10$717 AUD
Retailer 4$905 AUD
Retailer 2$916 AUD
Retailer 11$962 AUD
Retailer 16$962 AUD
Retailer 8$965 AUD
Retailer 15$999 AUD
Retailer 7$1,006 AUD
Retailer 5$1,132 AUD
Retailer 12$1,149 AUD
Retailer 9$1,176 AUD
Retailer 6$1,188 AUD
Retailer 14$1,213 AUD
Retailer 3$1,312 AUD
Retailer 13$2,233 AUD
NZ Jewellers$3,074 AUD

18 data points across 16 retailers

15 retailers$717 AUD to $2,233 AUD

A
Cheapest Retailer
-
$717 AUD
₹47,884 INR
A
Retailer 2
-
$916 AUD
View
A
Retailer 3
-
$962 AUD
$674 USD
View
A
Retailer 4
-
$962 AUD
$674 USD
View
Retailer 5
-
$965 AUD
$676 USD
View
Price last confirmed 10 days ago
A
Retailer 6
-
$999 AUD
$700 USD
View
Retailer 7
-
$1,006 AUD
$705 USD
View
Price last confirmed 9 days ago
A
Retailer 8
-
$1,132 AUD
$793 USD
View
A
Retailer 9
-
$1,149 AUD
£634 GBP
View
A
Retailer 10
-
$1,176 AUD
£649 GBP
View
Retailer 11
-
$1,188 AUD
$833 USD
View
Price last confirmed 7 days ago
A
Retailer 12
-
$1,213 AUD
$850 USD
View
A
Retailer 13
-
$1,312 AUD
€876 EUR
View
B
Retailer 14
-
$2,233 AUD
£1,232 GBP
View
Most Expensive
B
NZ Jewellers
2346b6f9-1ba6-4115-80b9-46c8ecac9b4a · Oct 27
$3,074 AUD
$2,154 USD
View
Price last confirmed 7 days ago
14 more retailers have this diamond
Prices start from $717 AUDSave up to $1,515 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
0.66ct Round
$717 AUD