Princess|Lab Grown|IGI

1.57ct E IF Princess Lab Grown Diamond

ID • E/IF • IGI LG731577608

Shape and cutting style on the report: Princess cut

Certificate IGI LG731577608

Diamond specifications and retailer prices

From $1,319 USD
As of October 30, 2026
Save $4,901 USD (79%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $6,220 USD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.57ct lab-grown princess diamond

This 1.57ct lab-grown princess sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG731577608 or 731577608. Listed at 13 retailers as of October 29, 2026, with prices from $1,319 to $6,220, a $4,901 spread on the same certified stone. Do Amore Diamonds lists it at $6,220. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.57
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.5°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG731577608
Dimensions6.28 × 6.27 × 4.54 mm
L/W Ratio1.00
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.28 mm6.27 mm1.57 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG731577608
Side View
Table 70.0%Crown 41.5°Girdle: MediumPavilion 39.5°Culet: NoneDepth 72.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $6,220 USD|Low: $405 USD|High: $6,430 USD|Avg: $1,444 USD|-3.3%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
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Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
October 29, 2026
Retailer 15$522 USD
Retailer 14$729 USD
Retailer 12$953 USD
Retailer 4$958 USD
Retailer 3$962 USD
Retailer 2$1,319 USD
Retailer 8$1,365 USD
Retailer 7$1,692 USD
Retailer 5$1,835 USD
Retailer 6$1,852 USD
Retailer 9$2,030 USD
Retailer 11$2,308 USD
Retailer 13$2,800 USD
Retailer 10$3,415 USD
Do Amore Diamonds$6,220 USD

29 data points across 15 retailers

13 retailers$1,319 USD to $6,220 USD

Retailer 1
-
$369 USD
Price last confirmed 22 days ago
Retailer 2
-
$466 USD
View
Price last confirmed 38 days ago
Retailer 3
-
$522 USD
View
Price last confirmed 36 days ago
Retailer 4
-
$1,086 USD
View
Price last confirmed 22 days ago
A
Retailer 5
-
$1,319 USD
View
A
Retailer 6
-
$1,365 USD
View
Retailer 7
-
$1,534 USD
View
Price last confirmed 22 days ago
B+
Retailer 8
-
$2,030 USD
View
Retailer 9
-
$2,308 USD
A$3,551 AUD
View
Price last confirmed 8 days ago
Retailer 10
-
$2,670 USD
View
Price last confirmed 22 days ago
Retailer 11
-
$2,800 USD
View
Price last confirmed 21 days ago
B
Retailer 12
-
$3,415 USD
£2,689 GBP
View
Most Expensive
B
Do Amore Diamonds
27-A298B8A77 · Oct 29
$6,220 USD
View
12 more retailers have this diamond
Prices start from $1,319 USDSave up to $4,901 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
1.57ct Princess
$1,319 USD