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Marquise|Natural|GIA

3.50ct I SI1 Marquise Natural Diamond

I/SI1 • GIA 1455413348

Certificate GIA 1455413348

Diamond specifications and retailer prices

From $71,361 CAD
$51,085 USD
As of October 31, 2026
Save $11,217 CAD (14%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $82,578 CAD at Yorxs · As of October 31, 2026
View at Yorxs

About this 3.5ct natural marquise diamond

This 3.5ct natural marquise sits in the three to five carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included) and certified by GIA 1455413348. Listed at 5 retailers as of October 31, 2026, with prices from $71,361 to $82,578, a $11,217 spread on the same certified stone. Yorxs lists it at $82,578. 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

3.50
Carat
I
Color
SI1
Clarity
-
Cut

Specifications

Cut
PolishVery Good
SymmetryVery Good
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 1455413348
Dimensions15.02 × 7.83 × 5.01 mm
L/W Ratio1.92
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather, Crystal, Cloud, Needle, Indented Natural, Natural
Top View
15.02 mm7.83 mm3.50 ctI / SI1
OriginNatural
PolishVery Good
SymmetryVery Good
FluorescenceMedium
CertificateGIA 1455413348
Side View
Table 63.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 64.1%

Caratlytics Score

How it works →
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: Oct 31
Current: $71,361 CAD|Low: $71,361 CAD|High: $82,578 CAD|Avg: $75,725 CAD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Yorxs
October 31, 2026
Retailer 1$71,361 CAD
Retailer 3$74,315 CAD
Retailer 4$74,315 CAD
Retailer 2$76,802 CAD
Yorxs$82,578 CAD

16 data points across 5 retailers

5 retailers$71,361 CAD to $82,578 CAD

B
Cheapest Retailer
-
$71,361 CAD
$51,085 USD
B
Retailer 2
-
$74,315 CAD
$53,200 USD
View
B
Retailer 3
-
$74,315 CAD
$53,200 USD
View
B
Retailer 4
-
$76,802 CAD
$54,980 USD
View
Most Expensive
B
Yorxs
530047665 · Oct 31
$82,578 CAD
€56,300 EUR
View
4 more retailers have this diamond
Prices start from $71,361 CADSave up to $11,217 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
3.50ct Marquise
$71,361 CAD