Cushion|Natural|GIA

1.04ct F SI1 Cushion Natural Diamond

F/SI1 • GIA 2181825500

Certificate GIA 2181825500

Diamond specifications and retailer prices

From $4,125 USD
€3,929 EUR
As of November 2, 2026
Save $119 USD (3%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $4,244 USD at Belgium Diamonds · As of November 2, 2026
View at Belgium Diamonds

About this 1.04ct natural cushion diamond

This 1.04ct natural cushion sits in the classic one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included) and certified by GIA 2181825500. Listed at 2 retailers as of November 2, 2026, with a relatively tight 3% spread, which is unusual at this carat range and suggests competitive pricing across the listings. 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

1.04
Carat
F
Color
SI1
Clarity
-
Cut

Specifications

Cut
PolishVery Good
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2181825500
Dimensions6.14 × 5.62 × 3.85 mm
L/W Ratio1.09
Girdle conditionFaceted
Key to symbols
Crystal, Cloud, Feather, Cavity, Needle, Indented Natural, Natural
Top View
6.14 mm5.62 mm1.04 ctF / SI1
OriginNatural
PolishVery Good
SymmetryVery Good
FluorescenceFaint
CertificateGIA 2181825500
Side View
Table 69.0%CrownGirdle: Very ThickPavilionCuletDepth 68.5%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 2
Current: $4,244 USD|Low: $4,026 USD|High: $4,244 USD|Avg: $4,169 USD
Belgium Diamonds
Retailer 2
November 2, 2026
Retailer 2$4,125 USD
Belgium Diamonds$4,244 USD

16 data points across 2 retailers

2 retailers$4,125 USD to $4,244 USD

B
Cheapest Retailer
-
$4,125 USD
€3,929 EUR
Most Expensive
C
Belgium Diamonds
357009481 · Nov 2
$4,244 USD
€4,042 EUR
View
1 more retailer has this diamond
Prices start from $4,125 USDSave up to $119 USD

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
1.04ct Cushion
$4,125 USD