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1.63ct D SI2 Round Natural Diamond

EX • D/SI2 • GIA 5413633467

Certificate GIA 5413633467

Diamond specifications and retailer prices

From $19,317 CAD
£10,867 GBP
As of October 30, 2026
Save $2,488 CAD (11%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $21,804 CAD at Blue Nile · As of October 29, 2026
View at Blue Nile

About this 1.63ct natural round diamond

This 1.63ct natural round sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 5413633467. Listed at 2 retailers as of October 29, 2026, with a relatively tight 13% spread, which is unusual at this carat range and suggests competitive pricing across the listings. 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

1.63
Carat
D
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 5413633467
Dimensions7.49 × 7.55 × 4.67 mm
L/W Ratio1.01
Top View
7.49 mm7.55 mm1.63 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 5413633467
Side View
Table 60.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 62.0%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 30
Current: $21,804 CAD|Low: $18,971 CAD|High: $21,804 CAD|Avg: $20,383 CAD
Blue Nile
Retailer 2
October 30, 2026
Retailer 2$19,317 CAD
Blue Nile$21,804 CAD

34 data points across 2 retailers

2 retailers$19,317 CAD to $21,804 CAD

B+
Cheapest Retailer
-
$19,317 CAD
£10,867 GBP
Most Expensive
B
Blue Nile
15458541 · Oct 29
$21,804 CAD
$15,579 USD
View
1 more retailer has this diamond
Prices start from $19,317 CADSave up to $2,488 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+
1.63ct Round
$19,317 CAD