Round|Natural|GIA

1.13ct D SI1 Round Natural Diamond

EX • D/SI1 • GIA 2564403311

Certificate GIA 2564403311

Diamond specifications and retailer prices

From €2,773 EUR
HK$24,300 HKD
As of October 28, 2026
Save €3,606 EUR (57%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €6,637 EUR at NZ Jewellers · As of October 23, 2026
View at NZ Jewellers

About this 1.13ct natural round diamond

This 1.13ct 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 2564403311. Listed at 17 retailers as of October 26, 2026, with a 130% 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

1.13
Carat
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 2564403311
Dimensions6.66 × 6.62 × 4.11 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
6.66 mm6.62 mm1.13 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2564403311
Side View
Table 58.0%Crown 36°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 28
Current: €6,637 EUR|Low: €2,773 EUR|High: €6,958 EUR|Avg: €4,117 EUR|-4.6%
NZ Jewellers
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
October 27, 2026
Retailer 7€2,773 EUR
Retailer 14€3,031 EUR
Retailer 2€3,198 EUR
Retailer 5€3,351 EUR
Retailer 15€3,515 EUR
Retailer 6€3,526 EUR
Retailer 11€3,555 EUR
Retailer 4€3,583 EUR
Retailer 12€3,615 EUR
Retailer 9€3,677 EUR
Retailer 8€3,710 EUR
Retailer 16€3,914 EUR
Retailer 10€4,639 EUR
Retailer 3€5,718 EUR
Retailer 13€6,379 EUR
NZ Jewellers€6,637 EUR

12 data points across 16 retailers

17 retailers€2,773 EUR to €6,379 EUR

A
Cheapest Retailer
-
€2,773 EUR
HK$24,300 HKD
Retailer 2
-
€3,031 EUR
$3,400 USD
View
Price last confirmed 8 days ago
Retailer 3
-
€3,198 EUR
View
Price last confirmed 6 days ago
B+
Retailer 4
-
€3,278 EUR
A$5,657 AUD
View
B+
Retailer 5
-
€3,351 EUR
$3,759 USD
View
Retailer 6
-
€3,380 EUR
$3,791 USD
View
Price last confirmed 11 days ago
B+
Retailer 7
-
€3,526 EUR
SGD 5,345 SGD
View
B+
Retailer 8
-
€3,555 EUR
£3,140 GBP
View
Retailer 9
-
€3,583 EUR
$4,019 USD
View
Price last confirmed 12 days ago
Retailer 10
-
€3,615 EUR
$4,055 USD
View
Price last confirmed 5 days ago
B+
Retailer 11
-
€3,677 EUR
£3,247 GBP
View
Retailer 12
-
€3,710 EUR
$4,161 USD
View
Price last confirmed 7 days ago
B+
Retailer 13
-
€3,914 EUR
$4,390 USD
View
B+
Retailer 14
-
€4,639 EUR
ZAR 84,051 ZAR
View
B
Retailer 15
-
€5,718 EUR
$6,414 USD
View
B
Retailer 16
-
€6,379 EUR
£5,634 GBP
View
Most Expensive
NZ Jewellers
a990424f-92d5-4566-aed8-a84b52e7f012 · Oct 23
€6,637 EUR
$7,444 USD
View
Price last confirmed 10 days ago
16 more retailers have this diamond
Prices start from €2,773 EURSave up to €3,606 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.

A
1.13ct Round
€2,773 EUR