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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 €234 EUR
$262 USD
As of November 2, 2026
Save €2,058 EUR (90%) vs most expensive(unlock to see where)
29 retailers carry this diamond
Most expensive: €2,291 EUR at Brilliant Earth · As of October 31, 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 29 retailers as of October 31, 2026, with prices from €234 to €2,291, a €2,058 spread on the same certified stone. Brilliant Earth lists it at €2,291. 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
Color
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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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: €2,291 EUR|Low: €234 EUR|High: €2,291 EUR|Avg: €823 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
Retailer 17
Retailer 18
November 2, 2026
Retailer 18€234 EUR
Retailer 10€277 EUR
Retailer 14€424 EUR
Retailer 6€434 EUR
Retailer 3€453 EUR
Retailer 13€526 EUR
Retailer 8€527 EUR
Retailer 11€551 EUR
Retailer 2€565 EUR
Retailer 15€744 EUR
Retailer 9€761 EUR
Retailer 17€890 EUR
Retailer 4€1,139 EUR
Retailer 5€1,179 EUR
Retailer 7€1,259 EUR
Retailer 12€1,281 EUR
Retailer 16€1,596 EUR
Brilliant Earth€2,291 EUR

45 data points across 18 retailers

29 retailers€234 EUR to €2,291 EUR

A
Cheapest Retailer
-
€234 EUR
$262 USD
Retailer 2
-
€234 EUR
$262 USD
View
Price last confirmed 33 days ago
Retailer 3
-
€234 EUR
$262 USD
View
Price last confirmed 25 days ago
Retailer 4
-
€271 EUR
$304 USD
View
Price last confirmed 36 days ago
A
Retailer 5
-
€277 EUR
$311 USD
View
Final sale: no returns
Retailer 6
-
€286 EUR
$321 USD
View
Price last confirmed 34 days ago
Retailer 7
-
€290 EUR
$325 USD
View
Price last confirmed 30 days ago
A
Retailer 8
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€424 EUR
$475 USD
View
A
Retailer 9
-
€434 EUR
HK$3,800 HKD
View
A
Retailer 10
-
€453 EUR
$508 USD
View
A
Retailer 11
-
€526 EUR
View
A
Retailer 12
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€527 EUR
$591 USD
View
A
Retailer 13
-
€551 EUR
ZAR 9,987 ZAR
View
A
Retailer 14
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€565 EUR
£499 GBP
View
A
Retailer 15
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€717 EUR
$805 USD
View
A
Retailer 16
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€744 EUR
A$1,283 AUD
View
A
Retailer 17
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€761 EUR
$854 USD
View
B+
Retailer 18
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€890 EUR
$998 USD
View
Retailer 19
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€1,028 EUR
$1,153 USD
View
Price last confirmed 23 days ago
B+
Retailer 20
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€1,028 EUR
$1,153 USD
View
Retailer 21
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€1,028 EUR
$1,153 USD
View
Price last confirmed 32 days ago
B+
Retailer 22
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€1,139 EUR
$1,277 USD
View
B+
Retailer 23
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€1,175 EUR
$1,318 USD
View
Retailer 24
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€1,179 EUR
A$2,035 AUD
View
Price last confirmed 32 days ago
B+
Retailer 25
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€1,259 EUR
SGD 1,909 SGD
View
B+
Retailer 26
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€1,281 EUR
£1,131 GBP
View
Retailer 27
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€1,596 EUR
$1,790 USD
View
Price last confirmed 14 days ago
B
Retailer 28
-
€2,077 EUR
$2,330 USD
View
Most Expensive
B
Brilliant Earth
10093536Y · Oct 31
€2,291 EUR
$2,570 USD
View
28 more retailers have this diamond
Prices start from €234 EURSave up to €2,058 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
€234 EUR