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Round|Natural|GIA

0.66ct G SI2 Round Natural Diamond

EX • G/SI2 • GIA 1513699458

Certificate GIA 1513699458

Diamond specifications and retailer prices

From $822 AUD
HK$4,500 HKD
As of November 1, 2026
Save $2,583 AUD (76%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $3,405 AUD at NZ Jewellers · As of November 2, 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 1513699458. Listed at 10 retailers as of November 1, 2026, with prices from $822 to $3,405, a $2,583 spread on the same certified stone. NZ Jewellers lists it at $3,405. 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
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 1513699458
Dimensions5.68 × 5.69 × 3.42 mm
L/W Ratio1.00
Girdle conditionFaceted
Key to symbols
Feather, Cloud
Top View
5.68 mm5.69 mm0.66 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1513699458
Side View
Table 59.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 60.1%

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 1
Current: $3,405 AUD|Low: $785 AUD|High: $3,405 AUD|Avg: $1,485 AUD|+7.2%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 3, 2026
Retailer 6$822 AUD
Retailer 9$1,103 AUD
Retailer 10$1,133 AUD
Retailer 8$1,275 AUD
Retailer 2$1,287 AUD
Retailer 7$1,287 AUD
Retailer 3$1,289 AUD
Retailer 4$1,531 AUD
Retailer 5$1,988 AUD
NZ Jewellers$3,405 AUD

30 data points across 10 retailers

10 retailers$822 AUD to $3,405 AUD

A
Cheapest Retailer
-
$822 AUD
HK$4,500 HKD
A
Retailer 2
-
$1,103 AUD
$773 USD
View
Retailer 3
-
$1,133 AUD
SGD 1,073 SGD
View
Price last confirmed 8 days ago
A
Retailer 4
-
$1,275 AUD
$893 USD
View
A
Retailer 5
-
$1,287 AUD
£710 GBP
View
A
Retailer 6
-
$1,287 AUD
£710 GBP
View
A
Retailer 7
-
$1,289 AUD
£712 GBP
View
B+
Retailer 8
-
$1,531 AUD
€1,022 EUR
View
B+
Retailer 9
-
$1,988 AUD
£1,097 GBP
View
Most Expensive
B
NZ Jewellers
b9c6c624-caf3-48e1-807d-4a91c7d36cc0 · Nov 2
$3,405 AUD
$2,386 USD
View
9 more retailers have this diamond
Prices start from $822 AUDSave up to $2,583 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
$822 AUD