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Oval|Lab Grown|IGI

1.58ct F IF Oval Lab Grown Diamond

ID • F/IF • IGI LG782618472

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG782618472

Diamond specifications and retailer prices

From $588 AUD
$412 USD
As of November 1, 2026
Save $3,964 AUD (87%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $4,552 AUD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 1.58ct lab-grown oval diamond

This 1.58ct lab-grown oval 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 LG782618472 or 782618472. Listed at 23 retailers as of November 1, 2026, with prices from $588 to $4,552, a $3,964 spread on the same certified stone. Brilliant Earth lists it at $4,552. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.58
Carat
F
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG782618472
Dimensions9.32 × 6.54 × 4.12 mm
L/W Ratio1.43
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
9.32 mm6.54 mm1.58 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG782618472
Side View
Table 57.0%Crown 34.8°Girdle: MED-STKPavilion 40.6°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: Nov 1
Current: $4,552 AUD|Low: $569 AUD|High: $4,566 AUD|Avg: $1,671 AUD|-0.3%
Brilliant Earth
Retailer 2
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Retailer 22
November 2, 2026
Retailer 6$588 AUD
Retailer 21$659 AUD
Retailer 9$729 AUD
Retailer 12$735 AUD
Retailer 15$804 AUD
Retailer 8$935 AUD
Retailer 3$977 AUD
Retailer 22$1,077 AUD
Retailer 11$1,176 AUD
Retailer 16$1,200 AUD
Retailer 19$1,230 AUD
Retailer 13$1,258 AUD
Retailer 4$1,610 AUD
Retailer 7$1,699 AUD
Retailer 2$1,772 AUD
Retailer 10$2,315 AUD
Retailer 20$2,346 AUD
Retailer 14$2,347 AUD
Retailer 5$2,394 AUD
Retailer 18$2,731 AUD
Retailer 17$2,851 AUD
Brilliant Earth$4,552 AUD

37 data points across 22 retailers

23 retailers$588 AUD to $4,552 AUD

A
Cheapest Retailer
-
$588 AUD
$412 USD
A
Retailer 2
-
$659 AUD
$462 USD
View
A
Retailer 3
-
$729 AUD
$511 USD
View
Retailer 4
-
$735 AUD
$515 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$804 AUD
HK$4,400 HKD
View
A
Retailer 6
-
$935 AUD
$655 USD
View
A
Retailer 7
-
$977 AUD
$685 USD
View
A
Retailer 8
-
$1,077 AUD
$755 USD
View
A
Retailer 9
-
$1,176 AUD
View
A
Retailer 10
-
$1,200 AUD
£662 GBP
View
A
Retailer 11
-
$1,230 AUD
€821 EUR
View
A
Retailer 12
-
$1,258 AUD
ZAR 14,244 ZAR
View
B+
Retailer 13
-
$1,610 AUD
$1,128 USD
View
B+
Retailer 14
-
$1,699 AUD
View
B+
Retailer 15
-
$1,772 AUD
$1,242 USD
View
B+
Retailer 16
-
$2,315 AUD
SGD 2,192 SGD
View
B+
Retailer 17
-
$2,346 AUD
$1,644 USD
View
Retailer 18
-
$2,347 AUD
View
Price last confirmed 25 days ago
B+
Retailer 19
-
$2,394 AUD
$1,678 USD
View
B+
Retailer 20
-
$2,731 AUD
$1,914 USD
View
B
Retailer 21
-
$2,851 AUD
£1,573 GBP
View
Retailer 22
-
$3,204 AUD
$2,246 USD
View
Price last confirmed 63 days ago
Most Expensive
B
Brilliant Earth
18530597A · Nov 2
$4,552 AUD
$3,190 USD
View
22 more retailers have this diamond
Prices start from $588 AUDSave up to $3,964 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
1.58ct Oval
$588 AUD