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1.15ct D SI1 Round Natural Diamond

EX • D/SI1 • GIA 01-15882976

Certificate GIA 01-15882976

Diamond specifications and retailer prices

From €3,383 EUR
$3,780 USD
As of October 31, 2026
Save €2,512 EUR (43%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: €5,895 EUR at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.15ct natural round diamond

This 1.15ct 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 01-15882976. Listed at 5 retailers as of October 30, 2026, with prices from €3,383 to €5,895, a €2,512 spread on the same certified stone. NZ Jewellers lists it at €5,895. 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

1.15
Carat
D
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 01-15882976
Dimensions6.61 × 6.66 × 4.16 mm
L/W Ratio1.01
Top View
6.61 mm6.66 mm1.15 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 01-15882976
Side View
Table 57.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 62.7%

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: Oct 31
Current: €5,895 EUR|Low: €3,383 EUR|High: €5,961 EUR|Avg: €4,250 EUR|-1.1%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 1, 2026
Retailer 5€3,383 EUR
Retailer 4€3,514 EUR
Retailer 3€3,633 EUR
Retailer 2€4,231 EUR
NZ Jewellers€5,895 EUR

10 data points across 5 retailers

5 retailers€3,383 EUR to €5,895 EUR

B+
Cheapest Retailer
-
€3,383 EUR
$3,780 USD
B+
Retailer 2
-
€3,514 EUR
$3,926 USD
View
B+
Retailer 3
-
€3,633 EUR
$4,059 USD
View
B+
Retailer 4
-
€4,231 EUR
$4,727 USD
View
Most Expensive
B
NZ Jewellers
96c53c97-8e5a-4b97-8959-aea0b31ca36b · Oct 30
€5,895 EUR
$6,586 USD
View
4 more retailers have this diamond
Prices start from €3,383 EURSave up to €2,512 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+
1.15ct Round
€3,383 EUR