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Radiant|Lab Grown|IGI

1.59ct F IF Radiant Lab Grown Diamond

ID • F/IF • IGI LG621482237

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

Certificate IGI LG621482237

Diamond specifications and retailer prices

From €235 EUR
As of November 4, 2026
Save €2,067 EUR (90%) vs most expensive(unlock to see where)
31 retailers carry this diamond
Most expensive: €2,302 EUR at Brilliant Earth · As of November 6, 2026
View at Brilliant Earth

About this 1.59ct lab-grown radiant diamond

This 1.59ct lab-grown radiant 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 LG621482237 or 621482237. Listed at 31 retailers as of November 6, 2026, with prices from €235 to €2,302, a €2,067 spread on the same certified stone. Brilliant Earth lists it at €2,302. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.59
Carat
F
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG621482237
Dimensions8.62 × 5.87 × 3.77 mm
L/W Ratio1.47
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
8.62 mm5.87 mm1.59 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG621482237
Side View
Table 64.0%Crown 44.4°Girdle: MediumPavilionCulet: NoneDepth 64.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: €2,302 EUR|Low: €235 EUR|High: €2,302 EUR|Avg: €881 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
Retailer 16
November 7, 2026
Retailer 16€235 EUR
Retailer 12€434 EUR
Retailer 6€435 EUR
Retailer 3€455 EUR
Retailer 10€527 EUR
Retailer 8€529 EUR
Retailer 9€544 EUR
Retailer 2€562 EUR
Retailer 13€752 EUR
Retailer 15€894 EUR
Retailer 4€1,144 EUR
Retailer 5€1,184 EUR
Retailer 7€1,265 EUR
Retailer 11€1,283 EUR
Retailer 14€1,603 EUR
Brilliant Earth€2,302 EUR

46 data points across 16 retailers

31 retailers€235 EUR to €2,302 EUR

A
Cheapest Retailer
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€235 EUR
Retailer 2
-
€235 EUR
View
Price last confirmed 38 days ago
Retailer 3
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€235 EUR
View
Price last confirmed 30 days ago
A
Retailer 4
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€235 EUR
View
Retailer 5
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€272 EUR
View
Price last confirmed 41 days ago
A
Retailer 6
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€279 EUR
View
Final sale: no returns
Retailer 7
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€288 EUR
View
Price last confirmed 39 days ago
Retailer 8
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€291 EUR
View
Price last confirmed 35 days ago
A
Retailer 9
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€434 EUR
View
A
Retailer 10
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€435 EUR
View
A
Retailer 11
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€455 EUR
View
A
Retailer 12
-
€527 EUR
View
A
Retailer 13
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€529 EUR
View
A
Retailer 14
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€544 EUR
View
A
Retailer 15
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€562 EUR
View
A
Retailer 16
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€720 EUR
View
A
Retailer 17
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€752 EUR
View
A
Retailer 18
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€765 EUR
View
B+
Retailer 19
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€894 EUR
View
Retailer 20
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€1,033 EUR
View
Price last confirmed 28 days ago
B+
Retailer 21
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€1,033 EUR
View
Retailer 22
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€1,033 EUR
View
Price last confirmed 38 days ago
B+
Retailer 23
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€1,033 EUR
View
B+
Retailer 24
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€1,144 EUR
View
B+
Retailer 25
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€1,180 EUR
View
Retailer 26
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€1,184 EUR
View
Price last confirmed 37 days ago
B+
Retailer 27
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€1,265 EUR
View
B+
Retailer 28
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€1,283 EUR
View
Retailer 29
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€1,603 EUR
View
Price last confirmed 20 days ago
B
Retailer 30
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€2,087 EUR
View
Most Expensive
B
Brilliant Earth
10093536Y · Nov 6
€2,302 EUR
$2,570 USD
View
30 more retailers have this diamond
Prices start from €235 EURSave up to €2,067 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
1.59ct Radiant
€235 EUR