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Princess|Lab Grown|IGI

1.57ct D IF Princess Lab Grown Diamond

ID • D/IF • IGI LG739553912

Shape and cutting style on the report: Princess cut

Certificate IGI LG739553912

Diamond specifications and retailer prices

From $833 AUD
$585 USD
As of October 30, 2026
Save $6,570 AUD (89%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $7,403 AUD at Do Amore Diamonds · As of October 30, 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 D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG739553912 or 739553912. Listed at 17 retailers as of October 30, 2026, with prices from $833 to $7,403, a $6,570 spread on the same certified stone. Do Amore Diamonds lists it at $7,403. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.57
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.1°
Pavilion angle37.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG739553912
Dimensions6.45 × 6.31 × 4.42 mm
L/W Ratio1.02
Culet sizePointed
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
6.45 mm6.31 mm1.57 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG739553912
Side View
Table 70.0%Crown 41.1°Girdle: Slightly ThickPavilion 37.6°Culet: NoneDepth 70.0%

Caratlytics Score

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

Price History

Last verified: Oct 30
Current: $7,403 AUD|Low: $749 AUD|High: $8,285 AUD|Avg: $2,833 AUD|-10.7%
Do Amore Diamonds
Retailer 2
Retailer 3
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Retailer 7
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Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
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Retailer 17
October 31, 2026
Retailer 15$833 AUD
Retailer 6$934 AUD
Retailer 9$1,048 AUD
Retailer 17$1,210 AUD
Retailer 8$1,327 AUD
Retailer 10$1,331 AUD
Retailer 16$1,587 AUD
Retailer 13$1,776 AUD
Retailer 3$2,564 AUD
Retailer 11$2,657 AUD
Retailer 5$2,893 AUD
Retailer 4$3,000 AUD
Retailer 7$3,723 AUD
Retailer 2$3,970 AUD
Retailer 12$4,442 AUD
Retailer 14$4,518 AUD
Do Amore Diamonds$7,403 AUD

36 data points across 17 retailers

17 retailers$833 AUD to $7,403 AUD

A+
Cheapest Retailer
-
$833 AUD
$585 USD
A
Retailer 2
-
$934 AUD
$656 USD
View
A
Retailer 3
-
$1,048 AUD
$736 USD
View
Final sale: no returns
A
Retailer 4
-
$1,210 AUD
$850 USD
View
A
Retailer 5
-
$1,327 AUD
$932 USD
View
A
Retailer 6
-
$1,331 AUD
$935 USD
View
A
Retailer 7
-
$1,587 AUD
$1,115 USD
View
A
Retailer 8
-
$1,776 AUD
€1,188 EUR
View
A
Retailer 9
-
$2,564 AUD
$1,801 USD
View
B+
Retailer 10
-
$2,657 AUD
View
B+
Retailer 11
-
$2,893 AUD
$2,032 USD
View
B+
Retailer 12
-
$3,000 AUD
$2,107 USD
View
Retailer 13
-
$3,723 AUD
$2,615 USD
View
Price last confirmed 13 days ago
B+
Retailer 14
-
$3,970 AUD
View
B+
Retailer 15
-
$4,442 AUD
$3,120 USD
View
B+
Retailer 16
-
$4,518 AUD
£2,499 GBP
View
Most Expensive
B
Do Amore Diamonds
27-8021EAE3C · Oct 30
$7,403 AUD
$5,200 USD
View
16 more retailers have this diamond
Prices start from $833 AUDSave up to $6,570 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+
1.57ct Princess
$833 AUD