CaratHunter
Plans
Princess|Natural|GIA

1.56ct I SI1 Princess Natural Diamond

ID • I/SI1 • GIA 42

Certificate GIA 42

Diamond specifications and retailer prices

From $10,498 CAD
$7,515 USD
As of October 30, 2026
Save $2,707 CAD (21%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $13,205 CAD at Blue Nile · As of October 31, 2026
View at Blue Nile

About this 1.56ct natural princess diamond

This 1.56ct natural princess sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA. Listed at 3 retailers as of October 30, 2026, with prices from $10,498 to $13,205, a $2,707 spread on the same certified stone. Blue Nile lists it at $13,205. 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

1.56
Carat
I
Color
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 42
Dimensions6.69 × 6.61 × 4.36 mm
L/W Ratio1.01
Top View
6.69 mm6.61 mm1.56 ctI / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 42
Side View
Table 70.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 65.9%

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 30
Current: $13,205 CAD|Low: $10,362 CAD|High: $13,205 CAD|Avg: $11,646 CAD
Blue Nile
Retailer 2
Retailer 3
September 23, 2026
Retailer 2$10,498 CAD
Retailer 3$11,417 CAD
Blue Nile$13,205 CAD

3 data points across 3 retailers

3 retailers$10,498 CAD to $13,205 CAD

B
Cheapest Retailer
-
$10,498 CAD
$7,515 USD
B
Retailer 2
-
$11,417 CAD
$8,173 USD
View
Most Expensive
B
Blue Nile
8523759 · Oct 31
$13,205 CAD
$9,453 USD
View
2 more retailers have this diamond
Prices start from $10,498 CADSave up to $2,707 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
1.56ct Princess
$10,498 CAD