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Round|Natural|GIA

1.01ct F SI2 Round Natural Diamond

EX • F/SI2 • GIA 5566262655

Certificate GIA 5566262655

Diamond specifications and retailer prices

From €1,769 EUR
HK$15,500 HKD
As of November 1, 2026
Save €2,557 EUR (59%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €4,912 EUR at NZ Jewellers · As of October 17, 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 F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 5566262655. Listed at 17 retailers as of October 28, 2026, with a 145% 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
F
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 5566262655
Dimensions6.41 × 6.36 × 3.96 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Cloud, Feather, Cavity, Needle
Top View
6.41 mm6.36 mm1.01 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 5566262655
Side View
Table 60.0%Crown 35°Girdle: Slightly ThickPavilion 41.4°Culet: NoneDepth 62.1%

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: Nov 1
Current: €1,852 EUR|Low: €1,769 EUR|High: €4,342 EUR|Avg: €2,710 EUR|-2.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 7€1,769 EUR
Retailer 1€1,852 EUR
Retailer 9€2,049 EUR
Retailer 3€2,136 EUR
Retailer 10€2,167 EUR
Retailer 2€2,349 EUR
Retailer 4€2,475 EUR
Retailer 5€2,921 EUR
Retailer 6€4,116 EUR
Retailer 8€4,325 EUR

26 data points across 10 retailers

17 retailers€1,769 EUR to €4,325 EUR

A
Cheapest Retailer
-
€1,769 EUR
HK$15,500 HKD
A
Retailer 2
-
€1,852 EUR
₹197,836 INR
View
A
Retailer 3
-
€2,049 EUR
SGD 3,105 SGD
View
A
Retailer 4
-
€2,136 EUR
£1,886 GBP
View
A
Retailer 5
-
€2,167 EUR
$2,431 USD
View
Final sale: no returns
A
Retailer 6
-
€2,187 EUR
$2,453 USD
View
Retailer 7
-
€2,349 EUR
$2,635 USD
View
Price last confirmed 13 days ago
B+
Retailer 8
-
€2,407 EUR
$2,700 USD
View
Retailer 9
-
€2,439 EUR
$2,736 USD
View
Price last confirmed 18 days ago
B+
Retailer 10
-
€2,458 EUR
SGD 3,725 SGD
View
B+
Retailer 11
-
€2,475 EUR
$2,776 USD
View
B+
Retailer 12
-
€2,475 EUR
£2,186 GBP
View
Retailer 13
-
€2,710 EUR
$3,040 USD
View
Price last confirmed 15 days ago
B+
Retailer 14
-
€2,921 EUR
View
B
Retailer 15
-
€4,116 EUR
£3,635 GBP
View
B
Retailer 16
-
€4,325 EUR
£3,820 GBP
View
Most Expensive
NZ Jewellers
4fc2c27d-c52b-408c-8ac9-6320ce64ed92 · Oct 17
€4,912 EUR
$5,509 USD
View
Price last confirmed 16 days ago
16 more retailers have this diamond
Prices start from €1,769 EURSave up to €2,557 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
1.01ct Round
€1,769 EUR