CaratHunter
Plans
Cushion|Natural|GIA

1.00ct F SI1 Cushion Natural Diamond

EX • F/SI1 • GIA 6371885928

Certificate GIA 6371885928

Diamond specifications and retailer prices

From €2,282 EUR
$2,560 USD
As of October 31, 2026
Save €1,021 EUR (31%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €3,303 EUR at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 1ct natural cushion diamond

This 1ct natural cushion sits in the classic one-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 6371885928. Listed at 18 retailers as of October 31, 2026, with prices from €2,282 to €3,303, a €1,021 spread on the same certified stone. Taylor and Hart lists it at €3,303. 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

1.00
Carat
F
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6371885928
Dimensions5.83 × 5.59 × 3.66 mm
L/W Ratio1.04
Top View
5.83 mm5.59 mm1.00 ctF / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 6371885928
Side View
Table 65.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 65.4%

Caratlytics Score

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

Price History

Last verified: Oct 31
Current: €3,291 EUR|Low: €2,265 EUR|High: €3,291 EUR|Avg: €2,646 EUR|+3.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 8€2,265 EUR
Retailer 7€2,282 EUR
Retailer 4€2,345 EUR
Retailer 3€2,535 EUR
Retailer 9€2,571 EUR
Retailer 6€2,769 EUR
Retailer 5€2,856 EUR
Retailer 2€2,935 EUR
Retailer 1€3,291 EUR

42 data points across 9 retailers

18 retailers€2,282 EUR to €3,303 EUR

B+
Cheapest Retailer
-
€2,282 EUR
$2,560 USD
B+
Retailer 2
-
€2,345 EUR
$2,630 USD
View
B+
Retailer 3
-
€2,382 EUR
$2,672 USD
View
B+
Retailer 4
-
€2,438 EUR
$2,735 USD
View
B+
Retailer 5
-
€2,488 EUR
A$4,292 AUD
View
B+
Retailer 6
-
€2,535 EUR
SGD 3,843 SGD
View
B
Retailer 7
-
€2,571 EUR
$2,884 USD
View
B
Retailer 8
-
€2,586 EUR
$2,900 USD
View
B+
Retailer 9
-
€2,768 EUR
CA$4,312 CAD
View
B+
Retailer 10
-
€2,769 EUR
$3,106 USD
View
B
Retailer 11
-
€2,856 EUR
A$4,928 AUD
View
B
Retailer 12
-
€2,915 EUR
$3,270 USD
View
B
Retailer 13
-
€2,915 EUR
$3,270 USD
View
B
Retailer 14
-
€2,935 EUR
£2,592 GBP
View
B
Retailer 15
-
€2,942 EUR
$3,300 USD
View
B
Retailer 16
-
€3,014 EUR
$3,380 USD
View
B
Retailer 17
-
€3,291 EUR
View
Most Expensive
B
Taylor and Hart
LX2PUDX · Oct 31
€3,303 EUR
$3,705 USD
View
17 more retailers have this diamond
Prices start from €2,282 EURSave up to €1,021 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+
1.00ct Cushion
€2,282 EUR