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Cushion|Natural|GIA

3.51ct F SI1 Cushion Natural Diamond

EX • F/SI1 • GIA 2557178397

Certificate GIA 2557178397

Diamond specifications and retailer prices

From $99,101 CAD
As of November 5, 2026
Save $15,483 CAD (14%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $114,583 CAD at Yorxs · As of November 6, 2026
View at Yorxs

About this 3.51ct natural cushion diamond

This 3.51ct 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 2557178397. Listed at 5 retailers as of November 5, 2026, with prices from $99,101 to $114,583, a $15,483 spread on the same certified stone. Yorxs lists it at $114,583. 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

3.51
Carat
F
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2557178397
Dimensions11.41 × 8.01 × 4.83 mm
L/W Ratio1.42
Top View
11.41 mm8.01 mm3.51 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2557178397
Side View
Table 67.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 60.3%

Caratlytics Score

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B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $102,822 CAD|Low: $73,242 CAD|High: $114,864 CAD|Avg: $96,267 CAD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Yorxs
November 6, 2026
Retailer 2$73,242 CAD
Retailer 10$78,139 CAD
Retailer 3$81,535 CAD
Retailer 11$92,006 CAD
Retailer 8$92,062 CAD
Retailer 4$99,101 CAD
Retailer 1$102,822 CAD
Retailer 5$102,822 CAD
Retailer 7$105,986 CAD
Retailer 6$106,255 CAD
Retailer 9$107,245 CAD
Yorxs$114,583 CAD

20 data points across 12 retailers

5 retailers$99,101 CAD to $114,583 CAD

B
Cheapest Retailer
-
$99,101 CAD
B
Retailer 2
-
$102,822 CAD
View
B
Retailer 3
-
$102,822 CAD
View
B
Retailer 4
-
$106,255 CAD
View
Most Expensive
B
Yorxs
622796265 · Nov 6
$114,583 CAD
€77,582 EUR
View
4 more retailers have this diamond
Prices start from $99,101 CADSave up to $15,483 CAD

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
3.51ct Cushion
$99,101 CAD