Round|Natural|GIA

1.01ct F SI2 Round Natural Diamond

EX • F/SI2 • GIA 6555357411

Certificate GIA 6555357411

Diamond specifications and retailer prices

From €1,837 EUR
HK$16,100 HKD
As of November 1, 2026
Save €2,562 EUR (58%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €5,088 EUR at NZ Jewellers · As of October 3, 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 6555357411. Listed at 19 retailers as of October 28, 2026, with a 139% 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
FluorescenceNone
Crown angle35°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6555357411
Dimensions6.41 × 6.45 × 3.97 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Cloud, Crystal, Feather, Needle
Top View
6.41 mm6.45 mm1.01 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6555357411
Side View
Table 57.0%Crown 35°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.8%

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: €1,918 EUR|Low: €1,815 EUR|High: €4,416 EUR|Avg: €2,706 EUR|-1.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 5€1,837 EUR
Retailer 1€1,918 EUR
Retailer 8€2,246 EUR
Retailer 9€2,251 EUR
Retailer 7€2,283 EUR
Retailer 2€2,586 EUR
Retailer 3€2,837 EUR
Retailer 4€4,264 EUR
Retailer 6€4,399 EUR

35 data points across 9 retailers

19 retailers€1,837 EUR to €4,399 EUR

A
Cheapest Retailer
-
€1,837 EUR
HK$16,100 HKD
A
Retailer 2
-
€1,918 EUR
₹204,861 INR
View
A
Retailer 3
-
€2,246 EUR
$2,519 USD
View
Final sale: no returns
A
Retailer 4
-
€2,251 EUR
$2,525 USD
View
A
Retailer 5
-
€2,267 EUR
$2,543 USD
View
A
Retailer 6
-
€2,283 EUR
SGD 3,460 SGD
View
Retailer 7
-
€2,434 EUR
$2,730 USD
View
Price last confirmed 40 days ago
Retailer 8
-
€2,434 EUR
$2,730 USD
View
Price last confirmed 26 days ago
Retailer 9
-
€2,434 EUR
$2,730 USD
View
Price last confirmed 26 days ago
Retailer 10
-
€2,528 EUR
$2,835 USD
View
Price last confirmed 34 days ago
B+
Retailer 11
-
€2,547 EUR
SGD 3,861 SGD
View
B+
Retailer 12
-
€2,560 EUR
$2,871 USD
View
B+
Retailer 13
-
€2,586 EUR
£2,284 GBP
View
Retailer 14
-
€2,808 EUR
$3,150 USD
View
Price last confirmed 42 days ago
B+
Retailer 15
-
€2,837 EUR
View
B
Retailer 16
-
€4,264 EUR
£3,766 GBP
View
B
Retailer 17
-
€4,399 EUR
£3,885 GBP
View
Retailer 18
-
€5,088 EUR
$5,707 USD
View
Price last confirmed 42 days ago
Most Expensive
NZ Jewellers
cf057fcd-fd3e-488b-8461-1d9bbb065034 · Oct 3
€5,088 EUR
$5,707 USD
View
Price last confirmed 30 days ago
18 more retailers have this diamond
Prices start from €1,837 EURSave up to €2,562 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
€1,837 EUR