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Round|Natural|GIA

1.00ct F SI2 Round Natural Diamond

VG • F/SI2 • GIA 1439308520

Certificate GIA 1439308520

Diamond specifications and retailer prices

From €1,889 EUR
As of November 6, 2026
Save €3,593 EUR (66%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €5,482 EUR at NZ Jewellers · As of November 7, 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 SI2 clarity (slightly-included), with a very-good cut grade and certified by GIA 1439308520. Listed at 18 retailers as of November 6, 2026, with prices from €1,889 to €5,482, a €3,593 spread on the same certified stone. NZ Jewellers lists it at €5,482. 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
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle35°
Pavilion angle42°
OriginNatural
Grading LabGIA
CertificateGIA 1439308520
Dimensions6.33 × 6.23 × 4.02 mm
L/W Ratio1.02
Culet sizeNone
Key to symbols
Crystal, Knot, Cloud, Needle, Indented Natural, Natural
Top View
6.33 mm6.23 mm1.00 ctF / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1439308520
Side View
Table 60.0%Crown 35°Girdle: THN-THKPavilion 42°Culet: NoneDepth 63.9%

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: €2,751 EUR|Low: €1,827 EUR|High: €4,438 EUR|Avg: €2,663 EUR|+0.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 7, 2026
Retailer 2€1,889 EUR
Retailer 6€1,926 EUR
Retailer 8€2,312 EUR
Retailer 7€2,420 EUR
Retailer 3€2,672 EUR
Retailer 9€2,723 EUR
Retailer 1€2,751 EUR
Retailer 5€2,962 EUR
Retailer 4€4,374 EUR

43 data points across 9 retailers

18 retailers€1,889 EUR to €5,482 EUR

A
Cheapest Retailer
-
€1,889 EUR
A
Retailer 2
-
€1,926 EUR
View
B+
Retailer 3
-
€2,259 EUR
View
B+
Retailer 4
-
€2,312 EUR
View
B+
Retailer 5
-
€2,420 EUR
View
Final sale: no returns
Retailer 6
-
€2,472 EUR
View
Price last confirmed 110 days ago
Retailer 7
-
€2,622 EUR
View
Price last confirmed 9 days ago
B+
Retailer 8
-
€2,622 EUR
View
B+
Retailer 9
-
€2,672 EUR
View
B+
Retailer 10
-
€2,723 EUR
View
B+
Retailer 11
-
€2,750 EUR
View
B+
Retailer 12
-
€2,751 EUR
View
B+
Retailer 13
-
€2,962 EUR
View
B
Retailer 14
-
€3,026 EUR
View
B
Retailer 15
-
€3,777 EUR
View
B
Retailer 16
-
€4,374 EUR
View
B
Retailer 17
-
€4,667 EUR
View
Most Expensive
C
NZ Jewellers
1efb18db-5499-4377-abda-6f3a6570f74b · Nov 7
€5,482 EUR
$6,121 USD
View
17 more retailers have this diamond
Prices start from €1,889 EURSave up to €3,593 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
€1,889 EUR