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Cushion|Natural|GIA

3.05ct F SI1 Cushion Natural Diamond

EX • F/SI1 • GIA 6204000621

Certificate GIA 6204000621

Diamond specifications and retailer prices

From €20,502 EUR
As of November 7, 2026
Save €4,019 EUR (16%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: €24,520 EUR at Wholesale Diamonds Direct · As of November 6, 2026
View at Wholesale Diamonds Direct

About this 3.05ct natural cushion diamond

This 3.05ct natural cushion sits in the three to five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6204000621. Listed at 4 retailers as of November 6, 2026, with prices from €20,502 to €24,520, a €4,019 spread on the same certified stone. Wholesale Diamonds Direct lists it at €24,520. 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

3.05
Carat
F
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryGood
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6204000621
Dimensions8.95 × 8.09 × 5.26 mm
L/W Ratio1.11
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Cloud, Feather, Needle, Extra Facet
Top View
8.95 mm8.09 mm3.05 ctF / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryGood
FluorescenceNone
CertificateGIA 6204000621
Side View
Table 63.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 65.0%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 7
Current: €20,502 EUR|Low: €20,502 EUR|High: €24,520 EUR|Avg: €22,110 EUR
Retailer 1
Retailer 2
Retailer 3
Wholesale Diamonds Direct
November 7, 2026
Retailer 1€20,502 EUR
Retailer 2€21,308 EUR
Retailer 3€21,308 EUR
Wholesale Diamonds Direct€24,520 EUR

2 data points across 4 retailers

4 retailers€20,502 EUR to €24,520 EUR

Cheapest Retailer
-
€20,502 EUR
B+
Retailer 2
-
€21,308 EUR
View
B+
Retailer 3
-
€21,308 EUR
View
Most Expensive
B+
Wholesale Diamonds Direct
690602274 · Nov 6
€24,520 EUR
$27,377 USD
View
3 more retailers have this diamond
Prices start from €20,502 EURSave up to €4,019 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.

B+
3.05ct Cushion
€20,502 EUR