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Radiant|Lab Grown|IGI

1.42ct E IF Radiant Lab Grown Diamond

ID • E/IF • IGI LG621400286

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

Certificate IGI LG621400286

Diamond specifications and retailer prices

From €225 EUR
$251 USD
As of October 30, 2026
Save €1,834 EUR (89%) vs most expensive(unlock to see where)
29 retailers carry this diamond
Most expensive: €2,059 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.42ct lab-grown radiant diamond

This 1.42ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG621400286 or 621400286. Listed at 29 retailers as of October 30, 2026, with prices from €225 to €2,059, a €1,834 spread on the same certified stone. Brilliant Earth lists it at €2,059. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.42
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.6°
Pavilion angle34.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG621400286
Dimensions5.67 × 5.67 × 3.78 mm
L/W Ratio1.00
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
5.67 mm5.67 mm1.42 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG621400286
Side View
Table 64.0%Crown 43.6°Girdle: MediumPavilion 34.8°Culet: NoneDepth 66.7%

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: €2,059 EUR|Low: €225 EUR|High: €2,059 EUR|Avg: €692 EUR
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
November 1, 2026
Retailer 3€225 EUR
Retailer 10€252 EUR
Retailer 5€321 EUR
Retailer 4€394 EUR
Retailer 11€421 EUR
Retailer 9€464 EUR
Retailer 13€479 EUR
Retailer 7€511 EUR
Retailer 8€531 EUR
Retailer 14€679 EUR
Retailer 15€857 EUR
Retailer 6€942 EUR
Retailer 2€1,117 EUR
Retailer 12€1,126 EUR
Brilliant Earth€2,059 EUR

41 data points across 15 retailers

29 retailers€225 EUR to €2,059 EUR

A
Cheapest Retailer
-
€225 EUR
$251 USD
Retailer 2
-
€225 EUR
$251 USD
View
Price last confirmed 24 days ago
Retailer 3
-
€225 EUR
$251 USD
View
Price last confirmed 32 days ago
A
Retailer 4
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€252 EUR
$281 USD
View
Final sale: no returns
Retailer 5
-
€260 EUR
$291 USD
View
Price last confirmed 34 days ago
Retailer 6
-
€276 EUR
$308 USD
View
Price last confirmed 33 days ago
Retailer 7
-
€279 EUR
$312 USD
View
Price last confirmed 29 days ago
A
Retailer 8
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€321 EUR
HK$2,800 HKD
View
A
Retailer 9
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€394 EUR
$440 USD
View
A
Retailer 10
-
€421 EUR
$470 USD
View
A
Retailer 11
-
€464 EUR
View
A
Retailer 12
-
€479 EUR
ZAR 8,648 ZAR
View
A
Retailer 13
-
€511 EUR
$571 USD
View
A
Retailer 14
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€531 EUR
£467 GBP
View
A
Retailer 15
-
€615 EUR
$687 USD
View
A
Retailer 16
-
€679 EUR
A$1,167 AUD
View
B+
Retailer 17
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€857 EUR
$957 USD
View
Retailer 18
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€897 EUR
$1,002 USD
View
Price last confirmed 21 days ago
B+
Retailer 19
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€897 EUR
$1,002 USD
View
Retailer 20
-
€897 EUR
$1,002 USD
View
Price last confirmed 31 days ago
B+
Retailer 21
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€934 EUR
$1,044 USD
View
B+
Retailer 22
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€942 EUR
SGD 1,422 SGD
View
B+
Retailer 23
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€943 EUR
$1,053 USD
View
B+
Retailer 24
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€1,032 EUR
$1,153 USD
View
B+
Retailer 25
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€1,117 EUR
£983 GBP
View
B+
Retailer 26
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€1,126 EUR
A$1,936 AUD
View
B+
Retailer 27
-
€1,215 EUR
$1,357 USD
View
B
Retailer 28
-
€1,886 EUR
£1,659 GBP
View
Most Expensive
B
Brilliant Earth
9219881A · Oct 31
€2,059 EUR
$2,300 USD
View
28 more retailers have this diamond
Prices start from €225 EURSave up to €1,834 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
1.42ct Radiant
€225 EUR