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Round|Natural|GIA

1.01ct D SI1 Round Natural Diamond

EX • D/SI1 • GIA 1196724165

Certificate GIA 1196724165

Diamond specifications and retailer prices

From €3,109 EUR
As of November 6, 2026
Save €4,951 EUR (61%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: €8,061 EUR at Diamond Quarter · As of November 5, 2026
View at Diamond Quarter

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 1196724165. Listed at 25 retailers as of November 5, 2026, with prices from €3,109 to €8,061, a €4,951 spread on the same certified stone. Diamond Quarter lists it at €8,061. 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
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
Crown angle32°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 1196724165
Dimensions6.50 × 6.43 × 3.94 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Cavity, Feather, Needle, Indented Natural
Top View
6.50 mm6.43 mm1.01 ctD / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
CertificateGIA 1196724165
Side View
Table 59.0%Crown 32°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 61.2%

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: €5,049 EUR|Low: €2,994 EUR|High: €6,670 EUR|Avg: €4,192 EUR|+1.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 5, 2026
Retailer 9€3,109 EUR
Retailer 5€3,190 EUR
Retailer 6€3,460 EUR
Retailer 8€3,749 EUR
Retailer 2€4,048 EUR
Retailer 7€4,171 EUR
Retailer 4€4,382 EUR
Retailer 1€5,049 EUR
Retailer 3€6,573 EUR

43 data points across 9 retailers

25 retailers€3,109 EUR to €8,061 EUR

B+
Cheapest Retailer
-
€3,109 EUR
B+
Retailer 2
-
€3,179 EUR
View
B+
Retailer 3
-
€3,190 EUR
View
B+
Retailer 4
-
€3,299 EUR
View
B+
Retailer 5
-
€3,427 EUR
View
B+
Retailer 6
-
€3,460 EUR
View
Final sale: no returns
B+
Retailer 7
-
€3,564 EUR
View
B+
Retailer 8
-
€3,733 EUR
View
Retailer 9
-
€3,749 EUR
View
Price last confirmed 8 days ago
B+
Retailer 10
-
€3,749 EUR
View
B+
Retailer 11
-
€3,749 EUR
View
B+
Retailer 12
-
€3,968 EUR
View
B+
Retailer 13
-
€4,048 EUR
View
Retailer 14
-
€4,171 EUR
View
Price last confirmed 28 days ago
B
Retailer 15
-
€4,223 EUR
View
B
Retailer 16
-
€4,223 EUR
View
B
Retailer 17
-
€4,326 EUR
View
B
Retailer 18
-
€4,366 EUR
View
B+
Retailer 19
-
€4,382 EUR
View
Retailer 20
-
€4,571 EUR
View
Price last confirmed 14 days ago
B
Retailer 21
-
€5,049 EUR
View
B
Retailer 22
-
€5,986 EUR
View
B
Retailer 23
-
€6,573 EUR
View
B
Retailer 24
-
€7,210 EUR
View
Most Expensive
B
Diamond Quarter
1.01SI1D1165DEB3N · Nov 5
€8,061 EUR
£7,124 GBP
View
24 more retailers have this diamond
Prices start from €3,109 EURSave up to €4,951 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
€3,109 EUR