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Round|Natural|GIA

1.06ct G SI2 Round Natural Diamond

EX • G/SI2 • GIA 6451563055

Certificate GIA 6451563055

Diamond specifications and retailer prices

From $4,383 AUD
$3,079 USD
As of October 31, 2026
Save $7,560 AUD (63%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $11,943 AUD at Diamond Quarter · As of October 31, 2026
View at Diamond Quarter

About this 1.06ct natural round diamond

This 1.06ct natural round sits in the classic one-carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6451563055. Listed at 12 retailers as of October 31, 2026, with prices from $4,383 to $11,943, a $7,560 spread on the same certified stone. Diamond Quarter lists it at $11,943. 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

1.06
Carat
G
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 6451563055
Dimensions6.64 × 6.60 × 3.96 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
6.64 mm6.60 mm1.06 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6451563055
Side View
Table 60.0%Crown 33.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 59.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $8,765 AUD|Low: $3,653 AUD|High: $9,131 AUD|Avg: $5,721 AUD|-0.1%
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
November 1, 2026
Retailer 8$4,328 AUD
Retailer 4$4,351 AUD
Retailer 9$4,383 AUD
Retailer 2$4,748 AUD
Retailer 12$4,748 AUD
Retailer 10$4,930 AUD
Retailer 6$5,444 AUD
Retailer 13$5,478 AUD
Retailer 3$5,936 AUD
Retailer 7$6,135 AUD
Retailer 5$6,236 AUD
Retailer 1$8,765 AUD
Retailer 11$9,131 AUD

40 data points across 13 retailers

12 retailers$4,383 AUD to $11,943 AUD

Retailer 1
-
$4,328 AUD
$3,040 USD
Price last confirmed 14 days ago
B+
Retailer 2
-
$4,383 AUD
$3,079 USD
View
Final sale: no returns
B+
Retailer 3
-
$4,748 AUD
$3,335 USD
View
B+
Retailer 4
-
$4,748 AUD
$3,335 USD
View
B+
Retailer 5
-
$4,930 AUD
$3,463 USD
View
B+
Retailer 6
-
$5,444 AUD
£3,011 GBP
View
B+
Retailer 7
-
$5,478 AUD
$3,848 USD
View
Retailer 8
-
$5,936 AUD
$4,170 USD
View
Price last confirmed 9 days ago
B+
Retailer 9
-
$6,135 AUD
€4,104 EUR
View
B
Retailer 10
-
$8,765 AUD
£4,848 GBP
View
B
Retailer 11
-
$9,131 AUD
$6,414 USD
View
Most Expensive
B
Diamond Quarter
1.06SI2G6455D103N · Oct 31
$11,943 AUD
£6,606 GBP
View
11 more retailers have this diamond
Prices start from $4,383 AUDSave up to $7,560 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.

B+
1.06ct Round
$4,383 AUD