Princess|Lab Grown|IGI

1.57ct D IF Princess Lab Grown Diamond

VG • D/IF • IGI LG723518996

Shape and cutting style on the report: Princess cut

Certificate IGI LG723518996

Diamond specifications and retailer prices

From $2,182 NZD
$1,230 USD
As of October 30, 2026
Save $5,944 NZD (73%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $8,126 NZD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

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 very-good cut grade and certified by IGI LG723518996 or 723518996. Listed at 12 retailers as of October 29, 2026, with prices from $2,182 to $8,126, a $5,944 spread on the same certified stone. Brilliant Earth lists it at $8,126. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.57
Carat
D
Colour
IF
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.8°
Pavilion angle37.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG723518996
Dimensions6.42 × 6.36 × 4.43 mm
L/W Ratio1.01
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
6.42 mm6.36 mm1.57 ctD / IF
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG723518996
Side View
Table 65.0%Crown 40.8°Girdle: MediumPavilion 37.8°Culet: NoneDepth 69.7%

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: $8,126 NZD|Low: $2,079 NZD|High: $8,375 NZD|Avg: $4,603 NZD|-3.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 31, 2026
Retailer 12$2,182 NZD
Retailer 3$2,259 NZD
Retailer 6$2,534 NZD
Retailer 5$2,694 NZD
Retailer 2$2,721 NZD
Retailer 7$5,057 NZD
Retailer 10$5,213 NZD
Retailer 9$5,214 NZD
Retailer 4$6,137 NZD
Retailer 11$6,352 NZD
Retailer 8$6,668 NZD
Brilliant Earth$8,126 NZD

40 data points across 12 retailers

12 retailers$2,182 NZD to $8,126 NZD

A
Cheapest Retailer
-
$2,182 NZD
$1,230 USD
A
Retailer 2
-
$2,259 NZD
$1,273 USD
View
A
Retailer 3
-
$2,534 NZD
$1,428 USD
View
A
Retailer 4
-
$2,694 NZD
€1,446 EUR
View
A
Retailer 5
-
$2,721 NZD
£1,207 GBP
View
Retailer 6
-
$5,057 NZD
$2,850 USD
View
Price last confirmed 13 days ago
B+
Retailer 7
-
$5,213 NZD
$2,938 USD
View
Retailer 8
-
$5,214 NZD
A$4,521 AUD
View
Price last confirmed 23 days ago
B
Retailer 9
-
$6,137 NZD
$3,459 USD
View
B
Retailer 10
-
$6,352 NZD
$3,580 USD
View
Retailer 11
-
$6,668 NZD
£2,959 GBP
View
Price last confirmed 13 days ago
Most Expensive
B
Brilliant Earth
16773405A · Oct 29
$8,126 NZD
$4,580 USD
View
11 more retailers have this diamond
Prices start from $2,182 NZDSave up to $5,944 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
$2,182 NZD