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Oval|Lab Grown|IGI

1.50ct E SI1 Oval Lab Grown Diamond

VG • E/SI1 • IGI LG825647442

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG825647442

Diamond specifications and retailer prices

From $404 NZD
$227 USD
As of October 30, 2026
Save $1,735 NZD (81%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $2,139 NZD at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 1.5ct lab-grown oval diamond

This 1.5ct lab-grown oval 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 LG825647442 or 825647442. Listed at 13 retailers as of October 30, 2026, with prices from $404 to $2,139, a $1,735 spread on the same certified stone. Reve Diamonds lists it at $2,139. 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 angle32.1°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825647442
Dimensions9.64 × 6.36 × 3.87 mm
L/W Ratio1.52
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.64 mm6.36 mm1.50 ctE / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825647442
Side View
Table 59.0%Crown 32.1°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 60.8%

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: $821 NZD|Low: $404 NZD|High: $2,139 NZD|Avg: $955 NZD|+2.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Reve Diamonds
October 30, 2026
Retailer 6$404 NZD
Retailer 3$447 NZD
Retailer 5$575 NZD
Retailer 8$605 NZD
Retailer 9$801 NZD
Retailer 1$821 NZD
Retailer 7$1,442 NZD
Retailer 2$1,532 NZD
Retailer 4$2,092 NZD
Reve Diamonds$2,139 NZD

20 data points across 10 retailers

13 retailers$404 NZD to $2,139 NZD

Retailer 1
-
$360 NZD
$202 USD
Price last confirmed 9 days ago
A
Retailer 2
-
$404 NZD
$227 USD
View
Final sale: no returns
A
Retailer 3
-
$447 NZD
$251 USD
View
A
Retailer 4
-
$447 NZD
$251 USD
View
Retailer 5
-
$575 NZD
£254 GBP
View
Price last confirmed 13 days ago
B+
Retailer 6
-
$605 NZD
$340 USD
View
B+
Retailer 7
-
$801 NZD
$450 USD
View
B+
Retailer 8
-
$821 NZD
£363 GBP
View
B
Retailer 9
-
$1,437 NZD
$807 USD
View
B
Retailer 10
-
$1,442 NZD
$810 USD
View
B
Retailer 11
-
$1,532 NZD
$860 USD
View
B
Retailer 12
-
$2,092 NZD
£925 GBP
View
Most Expensive
B
Reve Diamonds
8A48DC64E · Oct 30
$2,139 NZD
$1,201 USD
View
12 more retailers have this diamond
Prices start from $404 NZDSave up to $1,735 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 Oval
$404 NZD