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Round|Lab Grown|IGI

1.50ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG792635016

Shape and cutting style on the report: Round brilliant

Certificate IGI LG792635016

Diamond specifications and retailer prices

From $358 NZD
$201 USD
As of October 29, 2026
Save $1,775 NZD (83%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $2,133 NZD at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 1.5ct lab-grown round diamond

This 1.5ct lab-grown round sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG792635016 or 792635016. Listed at 18 retailers as of October 29, 2026, with prices from $358 to $2,133, a $1,775 spread on the same certified stone. Reve Diamonds lists it at $2,133. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.50
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG792635016
Dimensions7.33 × 7.36 × 4.44 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.33 mm7.36 mm1.50 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG792635016
Side View
Table 60.0%Crown 35°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 60.4%

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 29
Current: $812 NZD|Low: $344 NZD|High: $2,103 NZD|Avg: $871 NZD|+6.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 30, 2026
Retailer 10$358 NZD
Retailer 3$401 NZD
Retailer 2$417 NZD
Retailer 13$445 NZD
Retailer 5$623 NZD
Retailer 7$729 NZD
Retailer 1$812 NZD
Retailer 8$935 NZD
Retailer 4$941 NZD
Retailer 9$1,138 NZD
Retailer 12$1,318 NZD
Retailer 11$1,549 NZD
Retailer 6$2,089 NZD

42 data points across 13 retailers

18 retailers$358 NZD to $2,133 NZD

A
Cheapest Retailer
-
$358 NZD
$201 USD
A
Retailer 2
-
$401 NZD
$225 USD
View
Final sale: no returns
A
Retailer 3
-
$417 NZD
$234 USD
View
A
Retailer 4
-
$445 NZD
$250 USD
View
A
Retailer 5
-
$501 NZD
HK$2,200 HKD
View
B+
Retailer 6
-
$623 NZD
$350 USD
View
A
Retailer 7
-
$729 NZD
€390 EUR
View
A
Retailer 8
-
$767 NZD
$431 USD
View
A
Retailer 9
-
$812 NZD
£359 GBP
View
B+
Retailer 10
-
$935 NZD
A$808 AUD
View
B+
Retailer 11
-
$941 NZD
$529 USD
View
B+
Retailer 12
-
$1,138 NZD
$639 USD
View
B+
Retailer 13
-
$1,318 NZD
$740 USD
View
B
Retailer 14
-
$1,449 NZD
SGD 1,100 SGD
View
B
Retailer 15
-
$1,524 NZD
$856 USD
View
B
Retailer 16
-
$1,549 NZD
$870 USD
View
B
Retailer 17
-
$2,089 NZD
£924 GBP
View
Most Expensive
B
Reve Diamonds
4335A671A · Oct 30
$2,133 NZD
$1,198 USD
View
17 more retailers have this diamond
Prices start from $358 NZDSave up to $1,775 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 Round
$358 NZD