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Oval|Lab Grown|IGI

1.58ct D IF Oval Lab Grown Diamond

ID • D/IF • IGI LG660415028

Certificate IGI LG660415028

Diamond specifications and retailer prices

From $281 USD
Save $3,349 USD (92%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $3,630 USD at Brilliant Earth
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 D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG660415028 or 660415028. Listed at 26 retailers, with prices from $281 to $3,630 at Brilliant Earth, a $3,349 spread on the same certified stone. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.58
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG660415028
Dimensions9.44 × 6.64 × 4.09 mm
L/W Ratio1.42
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
9.44 mm6.64 mm1.58 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG660415028
Side View
Table 60.0%Crown 34.8°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0-100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Sep 28
Current: $3,630 USD|Low: $224 USD|High: $4,350 USD|Avg: $1,103 USD|-16.6%
Brilliant Earth
Retailer 2
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Retailer 28
October 1, 2026
Retailer 21$224 USD
Retailer 8$281 USD
Retailer 3$326 USD
Retailer 28$336 USD
Retailer 10$344 USD
Retailer 7$408 USD
Retailer 22$446 USD
Retailer 14$515 USD
Retailer 19$525 USD
Retailer 6$612 USD
Retailer 4$616 USD
Retailer 12$637 USD
Retailer 23$678 USD
Retailer 9$853 USD
Retailer 11$869 USD
Retailer 26$894 USD
Retailer 15$978 USD
Retailer 27$1,238 USD
Retailer 2$1,341 USD
Retailer 20$1,387 USD
Retailer 16$1,401 USD
Retailer 17$1,450 USD
Retailer 5$1,500 USD
Retailer 24$1,562 USD
Retailer 13$1,966 USD
Retailer 25$2,420 USD
Retailer 18$2,500 USD
Brilliant Earth$3,630 USD

40 data points across 28 retailers

26 retailers$281 USD to $3,630 USD

A
Cheapest Retailer
-
$281 USD
A
Retailer 2
-
$326 USD
View
A
Retailer 3
-
$336 USD
View
A
Retailer 4
-
$344 USD
View
A
Retailer 5
-
$408 USD
£322 GBP
View
Price last confirmed 8 days ago
B+
Retailer 6
-
$446 USD
View
A
Retailer 7
-
$515 USD
View
A
Retailer 8
-
$525 USD
HK$4,100 HKD
View
A
Retailer 9
-
$612 USD
View
A
Retailer 10
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$616 USD
€587 EUR
View
A
Retailer 11
-
$637 USD
ZAR 10,285 ZAR
View
Price last confirmed 20 days ago
A
Retailer 12
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$678 USD
£534 GBP
View
A
Retailer 13
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$853 USD
View
A
Retailer 14
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$869 USD
View
A
Retailer 15
-
$894 USD
A$1,375 AUD
View
A
Retailer 16
-
$978 USD
View
B+
Retailer 17
-
$1,238 USD
View
B+
Retailer 18
-
$1,341 USD
View
B+
Retailer 19
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$1,401 USD
View
B+
Retailer 20
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$1,450 USD
View
B+
Retailer 21
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$1,500 USD
SGD 2,027 SGD
View
B+
Retailer 22
-
$1,562 USD
£1,230 GBP
View
B+
Retailer 23
-
$1,966 USD
A$3,025 AUD
View
B
Retailer 24
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$2,420 USD
View
B
Retailer 25
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$2,500 USD
View
Most Expensive
B
Brilliant Earth
13057275Y · Oct 1
$3,630 USD
View
25 more retailers have this diamond
Prices start from $281 USDSave up to $3,349 USD

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.

A
1.58ct Oval
$281 USD