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Round|Natural|GIA

1.00ct F SI1 Round Natural Diamond

VG • F/SI1 • GIA 7543813637

Certificate GIA 7543813637

Diamond specifications and retailer prices

From €1,918 EUR
As of November 6, 2026
Save €3,241 EUR (63%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: €5,159 EUR at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1ct natural round diamond

This 1ct natural round sits in the classic one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by GIA 7543813637. Listed at 25 retailers as of November 5, 2026, with prices from €1,918 to €5,159, a €3,241 spread on the same certified stone. NZ Jewellers lists it at €5,159. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.00
Carat
F
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle38.5°
Pavilion angle39.8°
OriginNatural
Grading LabGIA
CertificateGIA 7543813637
Dimensions6.14 × 6.23 × 4.02 mm
L/W Ratio1.01
Key to symbols
Feather, Cloud, Crystal, Needle, Natural
Top View
6.14 mm6.23 mm1.00 ctF / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 7543813637
Side View
Table 55.0%Crown 38.5°Girdle: STK-THKPavilion 39.8°Culet: NoneDepth 64.9%

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 6
Current: €5,159 EUR|Low: €1,902 EUR|High: €5,159 EUR|Avg: €2,759 EUR
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
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
Retailer 23
Retailer 24
November 6, 2026
Retailer 13€1,918 EUR
Retailer 3€1,926 EUR
Retailer 16€2,183 EUR
Retailer 14€2,210 EUR
Retailer 10€2,278 EUR
Retailer 7€2,348 EUR
Retailer 22€2,360 EUR
Retailer 18€2,361 EUR
Retailer 4€2,427 EUR
Retailer 9€2,463 EUR
Retailer 8€2,468 EUR
Retailer 6€2,562 EUR
Retailer 5€2,594 EUR
Retailer 23€2,597 EUR
Retailer 19€2,672 EUR
Retailer 11€2,720 EUR
Retailer 12€2,847 EUR
Retailer 20€2,889 EUR
Retailer 2€2,999 EUR
Retailer 21€3,012 EUR
Retailer 15€3,615 EUR
Retailer 17€3,716 EUR
Retailer 24€4,312 EUR
NZ Jewellers€5,159 EUR

20 data points across 24 retailers

25 retailers€1,918 EUR to €5,159 EUR

A
Cheapest Retailer
-
€1,918 EUR
A
Retailer 2
-
€1,926 EUR
View
A
Retailer 3
-
€2,183 EUR
View
A
Retailer 4
-
€2,210 EUR
View
A
Retailer 5
-
€2,278 EUR
View
Final sale: no returns
A
Retailer 6
-
€2,348 EUR
View
B+
Retailer 7
-
€2,360 EUR
View
B+
Retailer 8
-
€2,361 EUR
View
B+
Retailer 9
-
€2,427 EUR
View
B+
Retailer 10
-
€2,463 EUR
View
B+
Retailer 11
-
€2,468 EUR
View
B+
Retailer 12
-
€2,562 EUR
View
B+
Retailer 13
-
€2,594 EUR
View
B+
Retailer 14
-
€2,597 EUR
View
B+
Retailer 15
-
€2,672 EUR
View
B+
Retailer 16
-
€2,720 EUR
View
Retailer 17
-
€2,827 EUR
View
Price last confirmed 31 days ago
B+
Retailer 18
-
€2,847 EUR
View
B+
Retailer 19
-
€2,889 EUR
View
B
Retailer 20
-
€2,999 EUR
View
B+
Retailer 21
-
€3,012 EUR
View
B
Retailer 22
-
€3,615 EUR
View
B
Retailer 23
-
€3,716 EUR
View
B
Retailer 24
-
€4,312 EUR
View
Most Expensive
B
NZ Jewellers
3a870851-5e47-429b-bb1e-ba2feef71db6 · Nov 5
€5,159 EUR
$5,760 USD
View
24 more retailers have this diamond
Prices start from €1,918 EURSave up to €3,241 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
1.00ct Round
€1,918 EUR