Round|Natural|GIA

1.06ct G SI2 Round Natural Diamond

EX • G/SI2 • GIA 6451563055

Certificate GIA 6451563055

Diamond specifications and retailer prices

From $3,079 USD
As of October 30, 2026
Save $5,310 USD (63%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $8,389 USD at Diamond Quarter · As of October 28, 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 28, 2026, with prices from $3,079 to $8,389, a $5,310 spread on the same certified stone. Diamond Quarter lists it at $8,389. 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
Color
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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $3,792 USD|Low: $2,566 USD|High: $6,414 USD|Avg: $4,017 USD|+1.8%
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
October 31, 2026
Retailer 8$3,040 USD
Retailer 4$3,056 USD
Retailer 9$3,079 USD
Retailer 2$3,335 USD
Retailer 12$3,335 USD
Retailer 10$3,463 USD
Retailer 1$3,792 USD
Retailer 13$3,848 USD
Retailer 3$4,170 USD
Retailer 6$4,309 USD
Retailer 5$4,381 USD
Retailer 7$6,190 USD
Retailer 11$6,414 USD

40 data points across 13 retailers

12 retailers$3,079 USD to $8,389 USD

Retailer 1
-
$3,040 USD
Price last confirmed 13 days ago
B+
Retailer 2
-
$3,079 USD
View
Final sale: no returns
B+
Retailer 3
-
$3,335 USD
View
B+
Retailer 4
-
$3,335 USD
View
B+
Retailer 5
-
$3,463 USD
View
B+
Retailer 6
-
$3,792 USD
£2,986 GBP
View
B+
Retailer 7
-
$3,848 USD
View
Retailer 8
-
$4,170 USD
View
Price last confirmed 8 days ago
B+
Retailer 9
-
$4,309 USD
€4,104 EUR
View
B
Retailer 10
-
$6,190 USD
£4,874 GBP
View
B
Retailer 11
-
$6,414 USD
View
Most Expensive
B
Diamond Quarter
1.06SI2G6455D103N · Oct 28
$8,389 USD
£6,606 GBP
View
11 more retailers have this diamond
Prices start from $3,079 USDSave up to $5,310 USD

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
$3,079 USD