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Princess|Lab Grown|IGI

1.50ct E SI1 Princess Lab Grown Diamond

VG • E/SI1 • IGI LG497176338

Shape and cutting style on the report: Princess cut

Certificate IGI LG497176338

Diamond specifications and retailer prices

From $616 NZD
$347 USD
As of October 30, 2026
Save $4,264 NZD (87%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $4,879 NZD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.5ct lab-grown princess diamond

This 1.5ct lab-grown princess sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG497176338 or 497176338. Listed at 9 retailers as of October 29, 2026, with prices from $616 to $4,879, a $4,264 spread on the same certified stone. Do Amore Diamonds lists it at $4,879. 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

1.50
Carat
E
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.7°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG497176338
Dimensions6.17 × 6.15 × 4.47 mm
L/W Ratio1.00
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
6.17 mm6.15 mm1.50 ctE / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG497176338
Side View
Table 65.5%Crown 41.7°Girdle: Slightly ThickPavilion 38.7°Culet: NoneDepth 72.7%

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: $4,879 NZD|Low: $429 NZD|High: $4,879 NZD|Avg: $1,737 NZD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 21, 2026
Retailer 6$429 NZD
Retailer 5$616 NZD
Retailer 7$708 NZD
Retailer 4$1,111 NZD
Retailer 9$1,322 NZD
Retailer 10$1,387 NZD
Retailer 11$1,776 NZD
Retailer 8$1,849 NZD
Retailer 3$2,035 NZD
Retailer 2$3,033 NZD
Do Amore Diamonds$4,879 NZD

8 data points across 11 retailers

9 retailers$616 NZD to $4,879 NZD

Retailer 1
-
$550 NZD
$310 USD
Price last confirmed 19 days ago
A
Retailer 2
-
$616 NZD
$347 USD
View
Final sale: no returns
Retailer 3
-
$637 NZD
$359 USD
View
Price last confirmed 17 days ago
Retailer 4
-
$681 NZD
$384 USD
View
Price last confirmed 13 days ago
B+
Retailer 5
-
$708 NZD
$399 USD
View
B
Retailer 6
-
$1,111 NZD
$626 USD
View
Retailer 7
-
$2,420 NZD
$1,364 USD
View
Price last confirmed 30 days ago
Retailer 8
-
$3,033 NZD
£1,346 GBP
View
Price last confirmed 9 days ago
Most Expensive
B
Do Amore Diamonds
27-A22C21416 · Oct 29
$4,879 NZD
$2,750 USD
View
8 more retailers have this diamond
Prices start from $616 NZDSave up to $4,264 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
1.50ct Princess
$616 NZD