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Oval|Lab Grown|IGI

1.58ct D IF Oval Lab Grown Diamond

ID • D/IF • IGI LG660415028

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG660415028

Diamond specifications and retailer prices

From €237 EUR
$265 USD
As of October 29, 2026
Save €2,197 EUR (90%) vs most expensive(unlock to see where)
27 retailers carry this diamond
Most expensive: €2,435 EUR at Brilliant Earth · As of October 31, 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 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 27 retailers as of October 29, 2026, with prices from €237 to €2,435, a €2,197 spread on the same certified stone. Brilliant Earth lists it at €2,435. 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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: €2,435 EUR|Low: €227 EUR|High: €2,972 EUR|Avg: €911 EUR|-18.1%
Brilliant Earth
Retailer 2
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Retailer 24
November 1, 2026
Retailer 4€237 EUR
Retailer 3€275 EUR
Retailer 21€281 EUR
Retailer 7€294 EUR
Retailer 6€345 EUR
Retailer 18€430 EUR
Retailer 9€458 EUR
Retailer 15€531 EUR
Retailer 23€534 EUR
Retailer 22€557 EUR
Retailer 13€569 EUR
Retailer 16€633 EUR
Retailer 17€728 EUR
Retailer 20€753 EUR
Retailer 10€760 EUR
Retailer 8€902 EUR
Retailer 5€1,042 EUR
Retailer 12€1,155 EUR
Retailer 11€1,250 EUR
Retailer 2€1,299 EUR
Retailer 19€1,741 EUR
Retailer 14€2,103 EUR
Retailer 24€2,247 EUR
Brilliant Earth€2,435 EUR

31 data points across 24 retailers

27 retailers€237 EUR to €2,435 EUR

A
Cheapest Retailer
-
€237 EUR
$265 USD
A
Retailer 2
-
€275 EUR
$307 USD
View
A
Retailer 3
-
€281 EUR
$314 USD
View
Final sale: no returns
A
Retailer 4
-
€294 EUR
$328 USD
View
Retailer 5
-
€345 EUR
£303 GBP
View
Price last confirmed 15 days ago
A
Retailer 6
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€430 EUR
$480 USD
View
A
Retailer 7
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€435 EUR
HK$3,800 HKD
View
A
Retailer 8
-
€458 EUR
$512 USD
View
A
Retailer 9
-
€531 EUR
$593 USD
View
A
Retailer 10
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€534 EUR
View
A
Retailer 11
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€557 EUR
ZAR 10,051 ZAR
View
A
Retailer 12
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€569 EUR
£501 GBP
View
A
Retailer 13
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€633 EUR
A$1,088 AUD
View
A
Retailer 14
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€728 EUR
$813 USD
View
A
Retailer 15
-
€753 EUR
A$1,295 AUD
View
A
Retailer 16
-
€760 EUR
$849 USD
View
B+
Retailer 17
-
€902 EUR
$1,008 USD
View
B+
Retailer 18
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€1,042 EUR
$1,164 USD
View
B+
Retailer 19
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€1,155 EUR
$1,290 USD
View
B+
Retailer 20
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€1,190 EUR
$1,329 USD
View
B+
Retailer 21
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€1,250 EUR
$1,397 USD
View
B+
Retailer 22
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€1,275 EUR
SGD 1,925 SGD
View
B+
Retailer 23
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€1,299 EUR
£1,143 GBP
View
B
Retailer 24
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€1,741 EUR
A$2,992 AUD
View
B
Retailer 25
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€2,103 EUR
$2,350 USD
View
Retailer 26
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€2,247 EUR
$2,510 USD
View
Price last confirmed 10 days ago
Most Expensive
B
Brilliant Earth
13057275Y · Oct 31
€2,435 EUR
$2,720 USD
View
26 more retailers have this diamond
Prices start from €237 EURSave up to €2,197 EUR

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
€237 EUR