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Princess|Lab Grown|IGI

1.87ct D IF Princess Lab Grown Diamond

ID • D/IF

Diamond specifications and retailer prices

From $1,431 AUD
£791 GBP
As of October 30, 2026
Save $3,725 AUD (72%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $5,156 AUD at Blue Nile · As of October 31, 2026
View at Blue Nile

About this 1.87ct lab-grown princess diamond

This 1.87ct 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), with a top-tier cut grade and certified by IGI. Listed at 2 retailers as of October 30, 2026, with prices from $1,431 to $5,156, a $3,725 spread on the same certified stone. Blue Nile lists it at $5,156. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.87
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
Dimensions6.90 × 6.72 × 4.70 mm
L/W Ratio1.03
Top View
6.90 mm6.72 mm1.87 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI
Side View
Table 66.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 69.9%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $5,156 AUD|Low: $1,428 AUD|High: $5,465 AUD|Avg: $3,383 AUD|-5.7%
Blue Nile
Retailer 2
October 30, 2026
Retailer 2$1,431 AUD
Blue Nile$5,156 AUD

32 data points across 2 retailers

2 retailers$1,431 AUD to $5,156 AUD

A
Cheapest Retailer
-
$1,431 AUD
£791 GBP
Most Expensive
B
Blue Nile
27427357 · Oct 31
$5,156 AUD
$3,622 USD
View
1 more retailer has this diamond
Prices start from $1,431 AUDSave up to $3,725 AUD

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
1.87ct Princess
$1,431 AUD