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Cushion|Lab Grown|IGI

1.72ct E SI2 Cushion Lab Grown Diamond

ID • E/SI2 • IGI LG529247764

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG529247764

Diamond specifications and retailer prices

From $548 NZD
$308 USD
As of October 30, 2026
Save $1,898 NZD (78%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $2,447 NZD at MOH London · As of October 29, 2026
View at MOH London

About this 1.72ct lab-grown cushion diamond

This 1.72ct lab-grown cushion sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG529247764 or 529247764. Listed at 12 retailers as of October 29, 2026, with prices from $548 to $2,447, a $1,898 spread on the same certified stone. MOH London lists it at $2,447. 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

1.72
Carat
E
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG529247764
Dimensions7.08 × 6.94 × 4.64 mm
L/W Ratio1.02
Girdle conditionFaceted
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
7.08 mm6.94 mm1.72 ctE / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG529247764
Side View
Table 62.5%Crown 35.4°Girdle: MED-THKPavilion 40.6°Culet: NoneDepth 66.9%

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: $2,447 NZD|Low: $548 NZD|High: $2,462 NZD|Avg: $1,199 NZD|-0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 30, 2026
Retailer 11$548 NZD
Retailer 9$607 NZD
Retailer 2$780 NZD
Retailer 10$815 NZD
Retailer 4$1,068 NZD
Retailer 3$1,088 NZD
Retailer 5$1,090 NZD
Retailer 7$1,547 NZD
Retailer 6$1,709 NZD
Retailer 8$2,065 NZD
MOH London$2,447 NZD

44 data points across 11 retailers

12 retailers$548 NZD to $2,447 NZD

A
Cheapest Retailer
-
$548 NZD
$308 USD
Final sale: no returns
A
Retailer 2
-
$607 NZD
$341 USD
View
A
Retailer 3
-
$780 NZD
£345 GBP
View
B+
Retailer 4
-
$815 NZD
$458 USD
View
A
Retailer 5
-
$929 NZD
$522 USD
View
A
Retailer 6
-
$1,068 NZD
£473 GBP
View
B+
Retailer 7
-
$1,088 NZD
$611 USD
View
B+
Retailer 8
-
$1,090 NZD
€583 EUR
View
B+
Retailer 9
-
$1,547 NZD
$869 USD
View
Retailer 10
-
$1,709 NZD
$960 USD
View
Price last confirmed 9 days ago
B
Retailer 11
-
$2,065 NZD
$1,160 USD
View
Most Expensive
B
MOH London
LG529247764 · Oct 29
$2,447 NZD
£1,082 GBP
View
11 more retailers have this diamond
Prices start from $548 NZDSave up to $1,898 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
1.72ct Cushion
$548 NZD