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Cushion|Lab Grown|IGI

1.54ct E IF Cushion Lab Grown Diamond

ID • E/IF • IGI LG724558688

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG724558688

Diamond specifications and retailer prices

From $871 NZD
$491 USD
As of October 30, 2026
Save $2,718 NZD (76%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $4,205 NZD at Rare Carat · As of October 21, 2026
View at Rare Carat

About this 1.54ct lab-grown cushion diamond

This 1.54ct lab-grown cushion sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG724558688 or 724558688. Listed at 16 retailers as of October 30, 2026, with a 312% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.54
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle34.5°
Pavilion angle39.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG724558688
Dimensions6.82 × 6.80 × 4.48 mm
L/W Ratio1.00
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
6.82 mm6.80 mm1.54 ctE / IF
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG724558688
Side View
Table 61.0%Crown 34.5°Girdle: MED-STKPavilion 39.1°Culet: NoneDepth 65.9%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $4,205 NZD|Low: $871 NZD|High: $4,267 NZD|Avg: $2,102 NZD|-1.5%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 1, 2026
Retailer 4$871 NZD
Retailer 11$967 NZD
Retailer 9$1,375 NZD
Retailer 3$1,393 NZD
Retailer 6$1,521 NZD
Retailer 5$1,559 NZD
Retailer 2$1,585 NZD
Retailer 8$1,663 NZD
Retailer 12$3,075 NZD
Retailer 7$3,574 NZD
Retailer 10$3,589 NZD
Rare Carat$4,205 NZD

45 data points across 12 retailers

16 retailers$871 NZD to $3,589 NZD

A
Cheapest Retailer
-
$871 NZD
$491 USD
Final sale: no returns
A
Retailer 2
-
$967 NZD
$545 USD
View
A
Retailer 3
-
$1,067 NZD
HK$4,700 HKD
View
A
Retailer 4
-
$1,375 NZD
$775 USD
View
A
Retailer 5
-
$1,393 NZD
$785 USD
View
A
Retailer 6
-
$1,521 NZD
$857 USD
View
A
Retailer 7
-
$1,559 NZD
€837 EUR
View
A
Retailer 8
-
$1,585 NZD
£704 GBP
View
A
Retailer 9
-
$1,663 NZD
ZAR 15,140 ZAR
View
A
Retailer 10
-
$1,954 NZD
$1,101 USD
View
B+
Retailer 11
-
$3,075 NZD
SGD 2,342 SGD
View
B+
Retailer 12
-
$3,170 NZD
$1,786 USD
View
B+
Retailer 13
-
$3,475 NZD
$1,959 USD
View
B+
Retailer 14
-
$3,574 NZD
£1,586 GBP
View
B+
Retailer 15
-
$3,589 NZD
$2,023 USD
View
Most Expensive
Rare Carat
240-895A · Oct 21
$4,205 NZD
$2,370 USD
View
Price last confirmed 11 days ago
15 more retailers have this diamond
Prices start from $871 NZDSave up to $2,718 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
1.54ct Cushion
$871 NZD