Round|Natural|GIA

1.00ct H SI2 Round Natural Diamond

EX • H/SI2 • GIA 6223323213

Certificate GIA 6223323213

Diamond specifications and retailer prices

From $2,169 USD
As of November 6, 2026
Save $3,718 USD (63%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $5,887 USD at Diamond Quarter · As of November 5, 2026
View at Diamond Quarter

About this 1ct natural round diamond

This 1ct natural round sits in the classic one-carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6223323213. Listed at 19 retailers as of November 5, 2026, with prices from $2,169 to $5,887, a $3,718 spread on the same certified stone. Diamond Quarter lists it at $5,887. 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

1.00
Carat
H
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6223323213
Dimensions6.40 × 6.35 × 3.95 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
6.40 mm6.35 mm1.00 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6223323213
Side View
Table 57.0%Crown 36°Girdle: THN-STKPavilion 40.6°Culet: NoneDepth 62.2%

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: $2,586 USD|Low: $2,130 USD|High: $4,928 USD|Avg: $3,003 USD|-1.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 5$2,180 USD
Retailer 6$2,275 USD
Retailer 7$2,324 USD
Retailer 1$2,586 USD
Retailer 2$2,907 USD
Retailer 3$3,232 USD
Retailer 4$4,856 USD

38 data points across 7 retailers

19 retailers$2,169 USD to $5,887 USD

Retailer 1
-
$2,069 USD
Price last confirmed 26 days ago
A
Retailer 2
-
$2,169 USD
View
A
Retailer 3
-
$2,180 USD
View
A
Retailer 4
-
$2,209 USD
View
A
Retailer 5
-
$2,275 USD
View
B+
Retailer 6
-
$2,324 USD
View
Final sale: no returns
B+
Retailer 7
-
$2,518 USD
View
B+
Retailer 8
-
$2,560 USD
View
B+
Retailer 9
-
$2,586 USD
View
B+
Retailer 10
-
$2,634 USD
View
B+
Retailer 11
-
$2,890 USD
View
B+
Retailer 12
-
$2,890 USD
View
B+
Retailer 13
-
$2,906 USD
View
B+
Retailer 14
-
$2,907 USD
View
B+
Retailer 15
-
$2,980 USD
View
B
Retailer 16
-
$3,232 USD
View
B
Retailer 17
-
$4,856 USD
View
B
Retailer 18
-
$5,811 USD
View
Most Expensive
B
Diamond Quarter
1.0SI2H6213D6DDN · Nov 5
$5,887 USD
£4,636 GBP
View
18 more retailers have this diamond
Prices start from $2,169 USDSave up to $3,718 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
$2,169 USD