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Radiant|Lab Grown|IGI

1.59ct E VS1 Radiant Lab Grown Diamond

ID • E/VS1 • IGI LG818694629

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

Certificate IGI LG818694629

Diamond specifications and retailer prices

From $353 AUD
$248 USD
As of October 28, 2026
Save $1,245 AUD (78%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $2,377 AUD at Brilliant Earth · As of October 21, 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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG818694629 or 818694629. Listed at 22 retailers as of October 28, 2026, with a 353% 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

1.59
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.8°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818694629
Dimensions8.37 × 5.86 × 3.88 mm
L/W Ratio1.43
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.37 mm5.86 mm1.59 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818694629
Side View
Table 63.0%Crown 43.8°Girdle: MediumPavilion 38.2°Culet: NoneDepth 66.2%

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 28
Current: $2,377 AUD|Low: $350 AUD|High: $2,491 AUD|Avg: $1,007 AUD|-4.6%
Brilliant Earth
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
October 29, 2026
Retailer 5$353 AUD
Retailer 8$389 AUD
Retailer 14$530 AUD
Retailer 12$656 AUD
Retailer 10$675 AUD
Retailer 2$729 AUD
Retailer 3$864 AUD
Retailer 11$917 AUD
Retailer 7$1,176 AUD
Retailer 13$1,267 AUD
Retailer 4$1,337 AUD
Retailer 15$1,435 AUD
Retailer 16$1,487 AUD
Retailer 9$1,582 AUD
Retailer 6$1,589 AUD
Brilliant Earth$2,377 AUD

40 data points across 16 retailers

22 retailers$353 AUD to $1,598 AUD

A
Retailer 1
-
$316 AUD
$222 USD
Price last confirmed 12 days ago
A
Retailer 2
-
$353 AUD
$248 USD
View
Final sale: no returns
A
Retailer 3
-
$363 AUD
$255 USD
View
Price last confirmed 32 days ago
A
Retailer 4
-
$383 AUD
$269 USD
View
Price last confirmed 30 days ago
A
Retailer 5
-
$393 AUD
$276 USD
View
Price last confirmed 13 days ago
A
Retailer 6
-
$393 AUD
$276 USD
View
Price last confirmed 11 days ago
B+
Retailer 7
-
$530 AUD
$372 USD
View
A
Retailer 8
-
$656 AUD
€439 EUR
View
A
Retailer 9
-
$675 AUD
ZAR 7,656 ZAR
View
A
Retailer 10
-
$729 AUD
£403 GBP
View
A
Retailer 11
-
$791 AUD
$556 USD
View
B+
Retailer 12
-
$864 AUD
$607 USD
View
A
Retailer 13
-
$917 AUD
View
B+
Retailer 14
-
$1,191 AUD
$837 USD
View
B
Retailer 15
-
$1,267 AUD
$890 USD
View
B+
Retailer 16
-
$1,337 AUD
$939 USD
View
B+
Retailer 17
-
$1,435 AUD
$1,008 USD
View
B
Retailer 18
-
$1,487 AUD
$1,045 USD
View
Price last confirmed 10 days ago
B
Retailer 19
-
$1,582 AUD
£875 GBP
View
B
Retailer 20
-
$1,589 AUD
SGD 1,509 SGD
View
Price last confirmed 16 days ago
B
Retailer 21
-
$1,598 AUD
$1,123 USD
View
Most Expensive
B
Brilliant Earth
20685022A · Oct 21
$2,377 AUD
$1,670 USD
View
Price last confirmed 8 days ago
21 more retailers have this diamond
Prices start from $353 AUDSave up to $1,245 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
$353 AUD