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Round|Natural|GIA

1.01ct D SI1 Round Natural Diamond

GD • D/SI1 • GIA 7428515436

Certificate GIA 7428515436

Diamond specifications and retailer prices

From €2,894 EUR
As of November 6, 2026
Save €3,785 EUR (57%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: €6,679 EUR at NZ Jewellers · As of November 5, 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 standard cut grade and certified by GIA 7428515436. Listed at 23 retailers as of November 5, 2026, with prices from €2,894 to €6,679, a €3,785 spread on the same certified stone. NZ Jewellers lists it at €6,679. 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

1.01
Carat
D
Colour
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryVery Good
FluorescenceMedium
Crown angle38.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 7428515436
Dimensions6.19 × 6.12 × 3.99 mm
L/W Ratio1.01
Top View
6.19 mm6.12 mm1.01 ctD / SI1
OriginNatural
CutGood
PolishExcellent
SymmetryVery Good
FluorescenceMedium
CertificateGIA 7428515436
Side View
Table 63.0%Crown 38.5°Girdle: THK-VTKPavilion 41°Culet: NoneDepth 64.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: €3,859 EUR|Low: €2,772 EUR|High: €6,179 EUR|Avg: €3,962 EUR|-0.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 9€2,947 EUR
Retailer 10€3,114 EUR
Retailer 12€3,206 EUR
Retailer 3€3,301 EUR
Retailer 11€3,607 EUR
Retailer 1€3,859 EUR
Retailer 4€4,007 EUR
Retailer 7€4,056 EUR
Retailer 2€4,089 EUR
Retailer 6€4,334 EUR
Retailer 5€4,679 EUR
Retailer 8€6,090 EUR

40 data points across 12 retailers

23 retailers€2,894 EUR to €6,679 EUR

B+
Cheapest Retailer
-
€2,894 EUR
B+
Retailer 2
-
€2,947 EUR
View
B+
Retailer 3
-
€3,056 EUR
View
B+
Retailer 4
-
€3,114 EUR
View
B+
Retailer 5
-
€3,119 EUR
View
B+
Retailer 6
-
€3,150 EUR
View
B
Retailer 7
-
€3,206 EUR
View
Final sale: no returns
B
Retailer 8
-
€3,291 EUR
View
B
Retailer 9
-
€3,301 EUR
View
B
Retailer 10
-
€3,319 EUR
View
B
Retailer 11
-
€3,473 EUR
View
Retailer 12
-
€3,473 EUR
View
Price last confirmed 8 days ago
B
Retailer 13
-
€3,607 EUR
View
B
Retailer 14
-
€3,859 EUR
View
B
Retailer 15
-
€4,007 EUR
View
B
Retailer 16
-
€4,056 EUR
View
Retailer 17
-
€4,089 EUR
View
Price last confirmed 28 days ago
B
Retailer 18
-
€4,334 EUR
View
Retailer 19
-
€4,337 EUR
View
Price last confirmed 14 days ago
B
Retailer 20
-
€4,679 EUR
View
C
Retailer 21
-
€5,543 EUR
View
B
Retailer 22
-
€6,090 EUR
View
Most Expensive
C
NZ Jewellers
5e7b7b9f-a9e6-4925-a396-61eccba89809 · Nov 5
€6,679 EUR
$7,496 USD
View
22 more retailers have this diamond
Prices start from €2,894 EURSave up to €3,785 EUR

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+
1.01ct Round
€2,894 EUR