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Princess|Lab Grown|IGI

1.57ct E IF Princess Lab Grown Diamond

EX • E/IF • IGI LG804627351

Shape and cutting style on the report: Princess cut

Certificate IGI LG804627351

Diamond specifications and retailer prices

From $775 NZD
$437 USD
As of October 30, 2026
Save $4,299 NZD (85%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $5,074 NZD at Brilliant Earth · As of October 30, 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 E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG804627351 or 804627351. Listed at 18 retailers as of October 30, 2026, with prices from $775 to $5,074, a $4,299 spread on the same certified stone. Brilliant Earth lists it at $5,074. 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
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle49.6°
Pavilion angle37.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804627351
Dimensions6.28 × 6.25 × 4.54 mm
L/W Ratio1.00
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.28 mm6.25 mm1.57 ctE / IF
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804627351
Side View
Table 71.0%Crown 49.6°Girdle: MED-STKPavilion 37.9°Culet: NoneDepth 72.6%

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: $5,074 NZD|Low: $775 NZD|High: $5,074 NZD|Avg: $1,997 NZD
Brilliant Earth
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
October 31, 2026
Retailer 3$775 NZD
Retailer 12$775 NZD
Retailer 10$1,038 NZD
Retailer 16$1,363 NZD
Retailer 9$1,409 NZD
Retailer 15$1,428 NZD
Retailer 8$1,489 NZD
Retailer 6$1,516 NZD
Retailer 14$1,987 NZD
Retailer 11$2,411 NZD
Retailer 4$2,734 NZD
Retailer 13$2,770 NZD
Retailer 5$2,828 NZD
Retailer 2$3,048 NZD
Retailer 7$3,396 NZD
Brilliant Earth$5,074 NZD

19 data points across 16 retailers

18 retailers$775 NZD to $5,074 NZD

Retailer 1
-
$740 NZD
$417 USD
Price last confirmed 39 days ago
A
Retailer 2
-
$775 NZD
$437 USD
View
Final sale: no returns
A
Retailer 3
-
$775 NZD
$437 USD
View
Retailer 4
-
$905 NZD
$510 USD
View
Price last confirmed 38 days ago
A
Retailer 5
-
$1,038 NZD
$585 USD
View
A
Retailer 6
-
$1,363 NZD
$768 USD
View
A
Retailer 7
-
$1,409 NZD
£625 GBP
View
A
Retailer 8
-
$1,428 NZD
$805 USD
View
Retailer 9
-
$1,489 NZD
ZAR 13,556 ZAR
View
Price last confirmed 8 days ago
A
Retailer 10
-
$1,516 NZD
€814 EUR
View
A
Retailer 11
-
$1,987 NZD
$1,120 USD
View
A
Retailer 12
-
$2,411 NZD
$1,359 USD
View
A
Retailer 13
-
$2,734 NZD
SGD 2,082 SGD
View
A
Retailer 14
-
$2,770 NZD
$1,561 USD
View
A
Retailer 15
-
$2,828 NZD
$1,594 USD
View
B+
Retailer 16
-
$3,048 NZD
$1,718 USD
View
B+
Retailer 17
-
$3,396 NZD
£1,507 GBP
View
Most Expensive
B
Brilliant Earth
20125141A · Oct 30
$5,074 NZD
$2,860 USD
View
17 more retailers have this diamond
Prices start from $775 NZDSave up to $4,299 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
$775 NZD