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Radiant|Lab Grown|IGI

1.59ct E IF Radiant Lab Grown Diamond

ID • E/IF • IGI LG706529079

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

Certificate IGI LG706529079

Diamond specifications and retailer prices

From $470 AUD
$330 USD
As of October 27, 2026
Save $3,815 AUD (89%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $4,284 AUD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.59ct lab-grown radiant diamond

This 1.59ct 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 LG706529079 or 706529079. Listed at 24 retailers as of October 27, 2026, with prices from $470 to $4,284, a $3,815 spread on the same certified stone. Brilliant Earth lists it at $4,284. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.59
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.5°
Pavilion angle30.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG706529079
Dimensions8.52 × 5.73 × 3.61 mm
L/W Ratio1.49
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.52 mm5.73 mm1.59 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG706529079
Side View
Table 64.0%Crown 43.5°Girdle: MED-STKPavilion 30.8°Culet: NoneDepth 63.0%

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 27
Current: $4,284 AUD|Low: $460 AUD|High: $4,427 AUD|Avg: $1,921 AUD|-3.2%
Brilliant Earth
Retailer 2
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Retailer 5
Retailer 6
Retailer 7
Retailer 8
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Retailer 11
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Retailer 21
October 29, 2026
Retailer 10$524 AUD
Retailer 5$582 AUD
Retailer 12$777 AUD
Retailer 17$804 AUD
Retailer 7$1,059 AUD
Retailer 16$1,104 AUD
Retailer 2$1,159 AUD
Retailer 21$1,251 AUD
Retailer 8$1,394 AUD
Retailer 13$1,491 AUD
Retailer 20$1,917 AUD
Retailer 3$2,067 AUD
Retailer 4$2,195 AUD
Retailer 11$2,281 AUD
Retailer 9$2,289 AUD
Retailer 14$2,495 AUD
Retailer 15$2,525 AUD
Retailer 19$2,535 AUD
Retailer 18$3,103 AUD
Retailer 6$3,516 AUD
Brilliant Earth$4,284 AUD

41 data points across 21 retailers

24 retailers$470 AUD to $4,284 AUD

A
Cheapest Retailer
-
$470 AUD
$330 USD
A
Retailer 2
-
$524 AUD
$368 USD
View
Final sale: no returns
A
Retailer 3
-
$545 AUD
$383 USD
View
A
Retailer 4
-
$582 AUD
$409 USD
View
A
Retailer 5
-
$582 AUD
$409 USD
View
A
Retailer 6
-
$777 AUD
$546 USD
View
A
Retailer 7
-
$804 AUD
$565 USD
View
A
Retailer 8
-
$1,059 AUD
$744 USD
View
A
Retailer 9
-
$1,104 AUD
ZAR 12,535 ZAR
View
A
Retailer 10
-
$1,159 AUD
£641 GBP
View
A
Retailer 11
-
$1,251 AUD
$879 USD
View
A
Retailer 12
-
$1,394 AUD
$979 USD
View
A
Retailer 13
-
$1,491 AUD
View
B+
Retailer 14
-
$1,917 AUD
CA$1,870 CAD
View
B+
Retailer 15
-
$2,067 AUD
$1,452 USD
View
B+
Retailer 16
-
$2,195 AUD
$1,542 USD
View
B+
Retailer 17
-
$2,281 AUD
$1,603 USD
View
B+
Retailer 18
-
$2,289 AUD
$1,608 USD
View
B+
Retailer 19
-
$2,495 AUD
£1,380 GBP
View
B+
Retailer 20
-
$2,525 AUD
£1,397 GBP
View
B+
Retailer 21
-
$2,535 AUD
$1,781 USD
View
B+
Retailer 22
-
$3,103 AUD
$2,180 USD
View
Price last confirmed 10 days ago
B
Retailer 23
-
$3,516 AUD
$2,470 USD
View
Most Expensive
B
Brilliant Earth
14294423Y · Oct 29
$4,284 AUD
$3,010 USD
View
23 more retailers have this diamond
Prices start from $470 AUDSave up to $3,815 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
1.59ct Radiant
$470 AUD