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Radiant|Lab Grown|IGI

1.58ct D IF Radiant Lab Grown Diamond

ID • D/IF • IGI LG668432793

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

Certificate IGI LG668432793

Diamond specifications and retailer prices

From €287 EUR
$321 USD
As of October 30, 2026
Save €2,595 EUR (90%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: €2,882 EUR at Diamond Quarter · As of October 29, 2026
View at Diamond Quarter

About this 1.58ct lab-grown radiant diamond

This 1.58ct lab-grown radiant 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 LG668432793 or 668432793. Listed at 26 retailers as of October 29, 2026, with prices from €287 to €2,882, a €2,595 spread on the same certified stone. Diamond Quarter lists it at €2,882. 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 angle43.9°
Pavilion angle34.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG668432793
Dimensions8.16 × 5.90 × 3.88 mm
L/W Ratio1.38
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
8.16 mm5.90 mm1.58 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG668432793
Side View
Table 64.0%Crown 43.9°Girdle: MediumPavilion 34.2°Culet: NoneDepth 65.8%

Caratlytics Score

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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 30
Current: €578 EUR|Low: €276 EUR|High: €3,160 EUR|Avg: €998 EUR|+0.5%
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Retailer 24
October 31, 2026
Retailer 5€287 EUR
Retailer 2€333 EUR
Retailer 12€341 EUR
Retailer 4€356 EUR
Retailer 15€412 EUR
Retailer 19€492 EUR
Retailer 8€501 EUR
Retailer 1€578 EUR
Retailer 13€589 EUR
Retailer 24€611 EUR
Retailer 18€635 EUR
Retailer 14€803 EUR
Retailer 23€830 EUR
Retailer 9€985 EUR
Retailer 7€1,044 EUR
Retailer 6€1,144 EUR
Retailer 16€1,184 EUR
Retailer 17€1,192 EUR
Retailer 11€1,368 EUR
Retailer 10€1,413 EUR
Retailer 22€1,433 EUR
Retailer 20€1,510 EUR
Retailer 3€2,300 EUR
Retailer 21€2,658 EUR

30 data points across 24 retailers

26 retailers€287 EUR to €2,882 EUR

A
Cheapest Retailer
-
€287 EUR
$321 USD
A
Retailer 2
-
€333 EUR
$372 USD
View
A
Retailer 3
-
€341 EUR
$381 USD
View
Final sale: no returns
A
Retailer 4
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€356 EUR
$398 USD
View
A
Retailer 5
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€412 EUR
HK$3,600 HKD
View
A
Retailer 6
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€492 EUR
$550 USD
View
A
Retailer 7
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€501 EUR
$560 USD
View
A
Retailer 8
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€578 EUR
View
A
Retailer 9
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€589 EUR
$658 USD
View
A
Retailer 10
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€611 EUR
ZAR 11,036 ZAR
View
A
Retailer 11
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€635 EUR
£559 GBP
View
A
Retailer 12
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€803 EUR
$897 USD
View
A
Retailer 13
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€830 EUR
A$1,426 AUD
View
B+
Retailer 14
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€985 EUR
$1,101 USD
View
B+
Retailer 15
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€1,044 EUR
$1,166 USD
View
B+
Retailer 16
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€1,144 EUR
$1,278 USD
View
B+
Retailer 17
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€1,184 EUR
$1,323 USD
View
B+
Retailer 18
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€1,192 EUR
SGD 1,799 SGD
View
B+
Retailer 19
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€1,368 EUR
$1,528 USD
View
B+
Retailer 20
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€1,413 EUR
$1,578 USD
View
B+
Retailer 21
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€1,433 EUR
£1,261 GBP
View
B+
Retailer 22
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€1,510 EUR
A$2,596 AUD
View
B+
Retailer 23
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€1,581 EUR
$1,766 USD
View
B
Retailer 24
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€2,300 EUR
$2,570 USD
View
B
Retailer 25
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€2,658 EUR
$2,970 USD
View
Most Expensive
B
Diamond Quarter
1.58IFDLG93F81EN · Oct 29
€2,882 EUR
£2,535 GBP
View
25 more retailers have this diamond
Prices start from €287 EURSave up to €2,595 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 Radiant
€287 EUR