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Radiant|Lab Grown|IGI

1.54ct E IF Radiant Lab Grown Diamond

ID • E/IF • IGI LG639424668

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG639424668

Diamond specifications and retailer prices

From $441 AUD
$310 USD
As of October 30, 2026
Save $4,351 AUD (91%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $4,792 AUD at Yadav Diamonds · As of October 30, 2026
View at Yadav Diamonds

About this 1.54ct lab-grown radiant diamond

This 1.54ct lab-grown radiant 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 LG639424668 or 639424668. Listed at 22 retailers as of October 30, 2026, with prices from $441 to $4,792, a $4,351 spread on the same certified stone. Yadav Diamonds lists it at $4,792. 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
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.4°
Pavilion angle35.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG639424668
Dimensions5.67 × 5.67 × 8.30 mm
L/W Ratio1.00
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.67 mm5.67 mm1.54 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG639424668
Side View
Table 65.0%Crown 44.4°Girdle: MediumPavilion 35.1°Culet: NoneDepth 67.9%

Caratlytics Score

How it works →
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: $3,673 AUD|Low: $441 AUD|High: $4,792 AUD|Avg: $1,700 AUD|-14.0%
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Yadav Diamonds
October 30, 2026
Retailer 18$441 AUD
Retailer 9$493 AUD
Retailer 8$511 AUD
Retailer 2$547 AUD
Retailer 4$547 AUD
Retailer 20$729 AUD
Retailer 17$769 AUD
Retailer 6$1,024 AUD
Retailer 16$1,037 AUD
Retailer 12$1,083 AUD
Retailer 7$1,176 AUD
Retailer 15$1,400 AUD
Retailer 19$1,680 AUD
Retailer 3$1,940 AUD
Retailer 13$2,158 AUD
Retailer 10$2,167 AUD
Retailer 14$2,432 AUD
Retailer 11$3,096 AUD
Retailer 1$3,673 AUD
Retailer 5$3,915 AUD
Yadav Diamonds$4,792 AUD

40 data points across 21 retailers

22 retailers$441 AUD to $4,792 AUD

A
Cheapest Retailer
-
$441 AUD
$310 USD
A
Retailer 2
-
$493 AUD
$346 USD
View
Final sale: no returns
A
Retailer 3
-
$511 AUD
$359 USD
View
A
Retailer 4
-
$547 AUD
$384 USD
View
A
Retailer 5
-
$547 AUD
$384 USD
View
A
Retailer 6
-
$729 AUD
$512 USD
View
A
Retailer 7
-
$769 AUD
$540 USD
View
A
Retailer 8
-
$1,024 AUD
$719 USD
View
A
Retailer 9
-
$1,037 AUD
ZAR 11,767 ZAR
View
A
Retailer 10
-
$1,083 AUD
£599 GBP
View
A
Retailer 11
-
$1,176 AUD
$826 USD
View
A
Retailer 12
-
$1,400 AUD
View
B+
Retailer 13
-
$1,680 AUD
$1,180 USD
View
B+
Retailer 14
-
$1,940 AUD
$1,363 USD
View
B+
Retailer 15
-
$1,975 AUD
£1,092 GBP
View
Retailer 16
-
$2,158 AUD
View
Price last confirmed 22 days ago
B+
Retailer 17
-
$2,167 AUD
$1,522 USD
View
B+
Retailer 18
-
$2,432 AUD
£1,345 GBP
View
Retailer 19
-
$3,096 AUD
$2,175 USD
View
Price last confirmed 11 days ago
B
Retailer 20
-
$3,673 AUD
$2,580 USD
View
B
Retailer 21
-
$3,915 AUD
$2,750 USD
View
Most Expensive
B
Yadav Diamonds
13253179 · Oct 30
$4,792 AUD
$3,366 USD
View
21 more retailers have this diamond
Prices start from $441 AUDSave up to $4,351 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 Radiant
$441 AUD