Round|Natural|GIA

1.01ct I SI2 Round Natural Diamond

EX • I/SI2 • GIA 5242088795

Certificate GIA 5242088795

Diamond specifications and retailer prices

From $2,085 USD
As of November 1, 2026
Save $1,692 USD (45%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $3,777 USD at Helzberg Diamonds · As of November 5, 2026
View at Helzberg Diamonds

About this 1.01ct natural round diamond

This 1.01ct natural round sits in the classic one-carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 5242088795. Listed at 17 retailers as of November 1, 2026, with prices from $2,085 to $3,777, a $1,692 spread on the same certified stone. Helzberg Diamonds lists it at $3,777. 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

1.01
Carat
I
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 5242088795
Dimensions6.43 × 6.47 × 4.01 mm
L/W Ratio1.01
Culet sizeNone
Top View
6.43 mm6.47 mm1.01 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5242088795
Side View
Table 56.0%Crown 33.5°Girdle: MED-STKPavilion 41.4°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 1
Current: $3,777 USD|Low: $2,085 USD|High: $4,096 USD|Avg: $2,723 USD|-7.8%
Helzberg Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
November 6, 2026
Retailer 8$2,085 USD
Retailer 12$2,116 USD
Retailer 6$2,165 USD
Retailer 9$2,206 USD
Retailer 7$2,245 USD
Retailer 15$2,295 USD
Retailer 16$2,350 USD
Retailer 4$2,430 USD
Retailer 13$2,498 USD
Retailer 14$2,647 USD
Retailer 17$2,698 USD
Retailer 3$2,716 USD
Retailer 11$2,766 USD
Retailer 2$2,910 USD
Retailer 10$3,010 USD
Retailer 5$3,510 USD
Helzberg Diamonds$3,777 USD

31 data points across 17 retailers

17 retailers$2,085 USD to $3,777 USD

A
Cheapest Retailer
-
$2,085 USD
A
Retailer 2
-
$2,116 USD
View
A
Retailer 3
-
$2,165 USD
View
A
Retailer 4
-
$2,206 USD
View
A
Retailer 5
-
$2,245 USD
View
A
Retailer 6
-
$2,295 USD
View
A
Retailer 7
-
$2,350 USD
View
A
Retailer 8
-
$2,430 USD
View
B+
Retailer 9
-
$2,498 USD
View
B+
Retailer 10
-
$2,647 USD
View
B+
Retailer 11
-
$2,698 USD
View
B+
Retailer 12
-
$2,716 USD
View
B+
Retailer 13
-
$2,766 USD
View
B+
Retailer 14
-
$2,910 USD
View
B
Retailer 15
-
$3,010 USD
View
B+
Retailer 16
-
$3,510 USD
View
Most Expensive
B
Helzberg Diamonds
XZRLIKIGOONPL · Nov 5
$3,777 USD
View
16 more retailers have this diamond
Prices start from $2,085 USDSave up to $1,692 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
1.01ct Round
$2,085 USD