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Princess|Lab Grown|IGI

1.57ct D IF Princess Lab Grown Diamond

ID • D/IF • IGI LG742549089

Shape and cutting style on the report: Princess cut

Certificate IGI LG742549089

Diamond specifications and retailer prices

From $1,143 NZD
$644 USD
As of October 30, 2026
Save $9,006 NZD (89%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $10,149 NZD at Do Amore Diamonds · As of October 31, 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 LG742549089 or 742549089. Listed at 18 retailers as of October 30, 2026, with prices from $1,143 to $10,149, a $9,006 spread on the same certified stone. Do Amore Diamonds lists it at $10,149. 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 angle44.5°
Pavilion angle37.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG742549089
Dimensions6.43 × 6.28 × 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
6.43 mm6.28 mm1.57 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG742549089
Side View
Table 67.0%Crown 44.5°Girdle: Slightly ThickPavilion 37.7°Culet: NoneDepth 70.4%

Caratlytics Score

How it works →
A
Excellent
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: $10,149 NZD|Low: $1,121 NZD|High: $10,149 NZD|Avg: $3,448 NZD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
November 1, 2026
Retailer 15$1,143 NZD
Retailer 6$1,244 NZD
Retailer 10$1,306 NZD
Retailer 17$1,604 NZD
Retailer 2$1,655 NZD
Retailer 12$1,686 NZD
Retailer 16$2,163 NZD
Retailer 14$2,388 NZD
Retailer 18$3,387 NZD
Retailer 11$3,644 NZD
Retailer 5$3,932 NZD
Retailer 4$4,116 NZD
Retailer 7$4,693 NZD
Retailer 8$5,227 NZD
Retailer 13$5,536 NZD
Retailer 9$5,642 NZD
Retailer 3$5,755 NZD
Do Amore Diamonds$10,149 NZD

42 data points across 18 retailers

18 retailers$1,143 NZD to $10,149 NZD

A
Cheapest Retailer
-
$1,143 NZD
$644 USD
A
Retailer 2
-
$1,244 NZD
$701 USD
View
A
Retailer 3
-
$1,306 NZD
$736 USD
View
Final sale: no returns
A
Retailer 4
-
$1,604 NZD
$904 USD
View
A
Retailer 5
-
$1,655 NZD
£734 GBP
View
A
Retailer 6
-
$1,680 NZD
$947 USD
View
A
Retailer 7
-
$1,686 NZD
$950 USD
View
A
Retailer 8
-
$2,163 NZD
$1,219 USD
View
A
Retailer 9
-
$2,388 NZD
€1,282 EUR
View
B+
Retailer 10
-
$3,387 NZD
$1,909 USD
View
B+
Retailer 11
-
$3,644 NZD
A$3,160 AUD
View
B+
Retailer 12
-
$3,932 NZD
$2,216 USD
View
B+
Retailer 13
-
$4,116 NZD
$2,320 USD
View
Retailer 14
-
$4,693 NZD
$2,645 USD
View
Price last confirmed 14 days ago
Retailer 15
-
$5,227 NZD
A$4,532 AUD
View
Price last confirmed 27 days ago
B+
Retailer 16
-
$5,536 NZD
$3,120 USD
View
B+
Retailer 17
-
$5,755 NZD
£2,554 GBP
View
Most Expensive
B
Do Amore Diamonds
27-8BAA6D84D · Oct 31
$10,149 NZD
$5,720 USD
View
17 more retailers have this diamond
Prices start from $1,143 NZDSave up to $9,006 NZD

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
$1,143 NZD