Princess|Lab Grown|IGI

1.72ct D FL Princess Lab Grown Diamond

EX • D/FL • IGI LG833668460

Shape and cutting style on the report: Princess cut

Certificate IGI LG833668460

Diamond specifications and retailer prices

From $961 USD
As of October 30, 2026
Save $4,783 USD (83%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $5,744 USD at Blue Nile · As of October 29, 2026
View at Blue Nile

About this 1.72ct lab-grown princess diamond

This 1.72ct lab-grown princess sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG833668460 or 833668460. Listed at 19 retailers as of October 29, 2026, with prices from $961 to $5,744, a $4,783 spread on the same certified stone. Blue Nile lists it at $5,744. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.72
Carat
D
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.6°
Pavilion angle38.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG833668460
Dimensions6.68 × 6.55 × 4.60 mm
L/W Ratio1.02
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.68 mm6.55 mm1.72 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG833668460
Side View
Table 66.0%Crown 46.6°Girdle: MED-STKPavilion 38.6°Culet: NoneDepth 70.2%

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: $5,744 USD|Low: $961 USD|High: $8,125 USD|Avg: $3,022 USD|-29.3%
Blue Nile
Retailer 2
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Retailer 19
October 30, 2026
Retailer 17$961 USD
Retailer 16$1,046 USD
Retailer 19$1,077 USD
Retailer 6$1,115 USD
Retailer 2$1,264 USD
Retailer 18$1,290 USD
Retailer 10$1,405 USD
Retailer 8$1,499 USD
Retailer 13$1,697 USD
Retailer 12$1,720 USD
Retailer 9$1,784 USD
Retailer 3$2,404 USD
Retailer 5$3,078 USD
Retailer 14$3,136 USD
Retailer 15$3,458 USD
Retailer 4$3,623 USD
Retailer 7$3,787 USD
Retailer 11$3,883 USD
Blue Nile$5,744 USD

29 data points across 19 retailers

19 retailers$961 USD to $5,744 USD

A
Cheapest Retailer
-
$961 USD
A
Retailer 2
-
$1,046 USD
View
A
Retailer 3
-
$1,077 USD
View
Final sale: no returns
A
Retailer 4
-
$1,115 USD
View
A
Retailer 5
-
$1,264 USD
£996 GBP
View
A
Retailer 6
-
$1,290 USD
View
A
Retailer 7
-
$1,405 USD
View
A
Retailer 8
-
$1,499 USD
View
A
Retailer 9
-
$1,697 USD
€1,616 EUR
View
A
Retailer 10
-
$1,720 USD
£1,354 GBP
View
A
Retailer 11
-
$1,784 USD
View
B+
Retailer 12
-
$2,404 USD
View
B+
Retailer 13
-
$3,078 USD
£2,424 GBP
View
B
Retailer 14
-
$3,136 USD
View
B
Retailer 15
-
$3,458 USD
View
B
Retailer 16
-
$3,623 USD
View
B
Retailer 17
-
$3,787 USD
£2,982 GBP
View
B+
Retailer 18
-
$3,883 USD
View
Most Expensive
B
Blue Nile
30305206 · Oct 29
$5,744 USD
View
18 more retailers have this diamond
Prices start from $961 USDSave up to $4,783 USD

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
1.72ct Princess
$961 USD