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Princess|Lab Grown|IGI

2.57ct E IF Princess Lab Grown Diamond

GD • E/IF • IGI LG687509383

Shape and cutting style on the report: Princess cut

Certificate IGI LG687509383

Diamond specifications and retailer prices

From $5,138 NZD
$2,884 USD
As of October 27, 2026
3 retailers carry this diamond
Most expensive: $5,484 NZD at Flawless Fine Jewelry · As of September 21, 2026
View at Flawless Fine Jewelry

About this 2.57ct lab-grown princess diamond

This 2.57ct lab-grown princess sits in the two to three carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a standard cut grade and certified by IGI LG687509383 or 687509383. Listed at 3 retailers as of October 27, 2026. 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

2.57
Carat
E
Colour
IF
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.1°
Pavilion angle37.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG687509383
Dimensions7.42 × 7.32 × 5.26 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
7.42 mm7.32 mm2.57 ctE / IF
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG687509383
Side View
Table 67.0%Crown 44.1°Girdle: MediumPavilion 37.2°Culet: NoneDepth 71.9%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 27
Current: $5,484 NZD|Low: $1,913 NZD|High: $9,246 NZD|Avg: $5,082 NZD|+3.1%
Flawless Fine Jewelry
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
September 22, 2026
Retailer 9$2,458 NZD
Retailer 14$2,979 NZD
Retailer 13$3,042 NZD
Retailer 8$3,691 NZD
Retailer 15$4,089 NZD
Retailer 7$4,694 NZD
Retailer 16$4,817 NZD
Retailer 12$5,089 NZD
Retailer 10$5,138 NZD
Retailer 5$5,219 NZD
Flawless Fine Jewelry$5,484 NZD
Retailer 4$6,441 NZD
Retailer 11$6,529 NZD
Retailer 2$6,722 NZD
Retailer 3$6,899 NZD
Retailer 6$9,246 NZD

8 data points across 16 retailers

3 retailers

A
Retailer 1
-
$5,089 NZD
$2,857 USD
Price last confirmed 33 days ago
A
Retailer 2
-
$5,138 NZD
$2,884 USD
View
Final sale: no returns
Most Expensive
B+
Flawless Fine Jewelry
D1D7EED52 · Sep 21
$5,484 NZD
£2,424 GBP
View
Price last confirmed 38 days ago
2 more retailers have this diamond
Prices start from $5,138 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
2.57ct Princess
$5,138 NZD