Round|Natural|GIA

1.01ct D SI1 Round Natural Diamond

EX • D/SI1 • GIA 2235744839

Certificate GIA 2235744839

Diamond specifications and retailer prices

From $3,119 USD
As of November 4, 2026
Save $2,747 USD (47%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $7,071 USD at NZ Jewellers · As of October 27, 2026
View at NZ Jewellers

About this 1.01ct natural round diamond

This 1.01ct natural round sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2235744839. Listed at 24 retailers as of November 4, 2026, with a 88% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
D
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle35.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 2235744839
Dimensions6.42 × 6.39 × 3.92 mm
L/W Ratio1.00
Star length45%
Lower girdle75%
Girdle conditionFaceted
Culet sizeNone
Top View
6.42 mm6.39 mm1.01 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 2235744839
Side View
Table 60.0%Crown 35.5°Girdle: Slightly ThickPavilion 40.6°Culet: NoneDepth 61.3%

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 4
Current: $4,440 USD|Low: $3,122 USD|High: $6,869 USD|Avg: $4,388 USD|+2.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 5, 2026
Retailer 8$3,122 USD
Retailer 6$3,227 USD
Retailer 5$3,335 USD
Retailer 7$4,351 USD
Retailer 1$4,440 USD
Retailer 2$4,584 USD
Retailer 3$4,942 USD
Retailer 4$6,797 USD

42 data points across 8 retailers

24 retailers$3,119 USD to $5,866 USD

A
Cheapest Retailer
-
$3,119 USD
A
Retailer 2
-
$3,122 USD
View
A
Retailer 3
-
$3,171 USD
View
B+
Retailer 4
-
$3,227 USD
View
Final sale: no returns
Retailer 5
-
$3,264 USD
View
Price last confirmed 11 days ago
Retailer 6
-
$3,335 USD
View
Price last confirmed 16 days ago
B+
Retailer 7
-
$3,373 USD
View
B+
Retailer 8
-
$3,493 USD
View
Retailer 9
-
$3,525 USD
View
Price last confirmed 9 days ago
Retailer 10
-
$3,677 USD
View
Price last confirmed 12 days ago
Retailer 11
-
$3,677 USD
View
Price last confirmed 11 days ago
Retailer 12
-
$3,818 USD
View
Price last confirmed 12 days ago
B+
Retailer 13
-
$4,000 USD
View
B+
Retailer 14
-
$4,000 USD
View
Retailer 15
-
$4,243 USD
View
Price last confirmed 10 days ago
Retailer 16
-
$4,351 USD
View
Price last confirmed 33 days ago
B+
Retailer 17
-
$4,440 USD
View
B
Retailer 18
-
$4,584 USD
View
Retailer 19
-
$4,593 USD
View
Price last confirmed 14 days ago
B
Retailer 20
-
$4,773 USD
View
Retailer 21
-
$4,942 USD
View
Price last confirmed 10 days ago
B
Retailer 22
-
$5,866 USD
View
Retailer 23
-
$6,797 USD
View
Price last confirmed 11 days ago
Most Expensive
NZ Jewellers
c0818bf7-ec9d-401f-a610-d17e4e106c93 · Oct 27
$7,071 USD
View
Price last confirmed 10 days ago
23 more retailers have this diamond
Prices start from $3,119 USDSave up to $2,747 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
$3,119 USD