Round|Natural|GIA

1.00ct F SI2 Round Natural Diamond

VG • F/SI2 • GIA 6401807782

Certificate GIA 6401807782

Diamond specifications and retailer prices

From $1,715 USD
As of November 6, 2026
Save $3,092 USD (64%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $4,807 USD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1ct natural round diamond

This 1ct natural round sits in the classic one-carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by GIA 6401807782. Listed at 19 retailers as of November 5, 2026, with prices from $1,715 to $4,807, a $3,092 spread on the same certified stone. NZ Jewellers lists it at $4,807. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.00
Carat
F
Color
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle37.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6401807782
Dimensions6.29 × 6.20 × 3.99 mm
L/W Ratio1.01
Top View
6.29 mm6.20 mm1.00 ctF / SI2
OriginNatural
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 6401807782
Side View
Table 58.0%Crown 37.5°Girdle: STK-THKPavilion 40.6°Culet: NoneDepth 63.9%

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 6
Current: $2,078 USD|Low: $1,582 USD|High: $4,076 USD|Avg: $2,352 USD|-1.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 6$1,715 USD
Retailer 4$1,830 USD
Retailer 7$1,882 USD
Retailer 8$1,922 USD
Retailer 1$2,078 USD
Retailer 9$2,179 USD
Retailer 2$2,484 USD
Retailer 5$2,805 USD
Retailer 3$4,017 USD

41 data points across 9 retailers

19 retailers$1,715 USD to $4,807 USD

A
Cheapest Retailer
-
$1,715 USD
A
Retailer 2
-
$1,830 USD
View
A
Retailer 3
-
$1,866 USD
View
A
Retailer 4
-
$1,882 USD
View
B+
Retailer 5
-
$1,922 USD
View
Final sale: no returns
A
Retailer 6
-
$2,027 USD
View
A
Retailer 7
-
$2,078 USD
View
A
Retailer 8
-
$2,083 USD
View
Retailer 9
-
$2,083 USD
View
Price last confirmed 8 days ago
B+
Retailer 10
-
$2,179 USD
View
B+
Retailer 11
-
$2,403 USD
View
B+
Retailer 12
-
$2,420 USD
View
B+
Retailer 13
-
$2,420 USD
View
B+
Retailer 14
-
$2,484 USD
View
B+
Retailer 15
-
$2,500 USD
View
B+
Retailer 16
-
$2,805 USD
View
B
Retailer 17
-
$4,017 USD
View
B
Retailer 18
-
$4,623 USD
View
Most Expensive
B
NZ Jewellers
63dd54fe-2527-4189-b675-5507dba8d58d · Nov 5
$4,807 USD
View
18 more retailers have this diamond
Prices start from $1,715 USDSave up to $3,092 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.

A
1.00ct Round
$1,715 USD