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Princess|Lab Grown|IGI

1.51ct D IF Princess Lab Grown Diamond

D/IF

Diamond specifications and retailer prices

From $1,228 CAD
£692 GBP
As of October 30, 2026
Save $3,513 CAD (74%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $4,741 CAD at The Diamond Guys · As of October 30, 2026
View at The Diamond Guys

About this 1.51ct lab-grown princess diamond

This 1.51ct lab-grown princess sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless) and certified by IGI. Listed at 3 retailers as of October 30, 2026, with prices from $1,228 to $4,741, a $3,513 spread on the same certified stone. The Diamond Guys lists it at $4,741. 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

1.51
Carat
D
Color
IF
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
Dimensions6.18 × 6.11 × 4.47 mm
L/W Ratio1.01
Top View
6.18 mm6.11 mm1.51 ctD / IF
OriginLab Grown
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI
Side View
Table 68.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 73.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $1,228 CAD|Low: $1,228 CAD|High: $5,636 CAD|Avg: $3,506 CAD|-14.8%
Retailer 1
Retailer 2
The Diamond Guys
October 30, 2026
Retailer 1$1,228 CAD
Retailer 2$3,286 CAD
The Diamond Guys$4,741 CAD

34 data points across 3 retailers

3 retailers$1,228 CAD to $4,741 CAD

A
Cheapest Retailer
-
$1,228 CAD
£692 GBP
B
Retailer 2
-
$3,286 CAD
View
Most Expensive
B
The Diamond Guys
1961936559 · Oct 30
$4,741 CAD
$3,394 USD
View
2 more retailers have this diamond
Prices start from $1,228 CADSave up to $3,513 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.

A
1.51ct Princess
$1,228 CAD