CaratHunter
Plans
Cushion|Lab Grown|IGI

1.54ct F IF Cushion Lab Grown Diamond

ID • F/IF • IGI LG688501922

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG688501922

Diamond specifications and retailer prices

From $555 AUD
As of November 6, 2026
Save $3,564 AUD (87%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $4,119 AUD at Do Amore Diamonds · As of November 6, 2026
View at Do Amore Diamonds

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 F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG688501922 or 688501922. Listed at 7 retailers as of November 6, 2026, with prices from $555 to $4,119, a $3,564 spread on the same certified stone. Do Amore Diamonds lists it at $4,119. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.54
Carat
F
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle36.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG688501922
Dimensions8.05 × 5.87 × 3.91 mm
L/W Ratio1.37
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
8.05 mm5.87 mm1.54 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG688501922
Side View
Table 58.0%Crown 35.5°Girdle: MED-VTKPavilion 36.1°Culet: NoneDepth 66.6%

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: Nov 6
Current: $4,119 AUD|Low: $555 AUD|High: $4,395 AUD|Avg: $1,763 AUD|-6.3%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 7$555 AUD
Retailer 2$648 AUD
Retailer 6$934 AUD
Retailer 5$939 AUD
Retailer 8$1,403 AUD
Retailer 4$1,489 AUD
Retailer 3$2,468 AUD
Do Amore Diamonds$4,119 AUD

43 data points across 8 retailers

7 retailers$555 AUD to $4,119 AUD

A
Cheapest Retailer
-
$555 AUD
Final sale: no returns
A
Retailer 2
-
$648 AUD
View
A
Retailer 3
-
$934 AUD
View
A
Retailer 4
-
$939 AUD
View
A
Retailer 5
-
$1,489 AUD
View
B+
Retailer 6
-
$2,468 AUD
View
Most Expensive
B+
Do Amore Diamonds
27-E7F984253 · Nov 6
$4,119 AUD
$2,830 USD
View
6 more retailers have this diamond
Prices start from $555 AUDSave up to $3,564 AUD

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
$555 AUD