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Radiant|Lab Grown|IGI

1.55ct F IF Radiant Lab Grown Diamond

ID • F/IF • IGI LG613346986

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

Certificate IGI LG613346986

Diamond specifications and retailer prices

From €228 EUR
$256 USD
As of November 2, 2026
Save €2,001 EUR (90%) vs most expensive(unlock to see where)
28 retailers carry this diamond
Most expensive: €2,229 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.55ct lab-grown radiant diamond

This 1.55ct 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 LG613346986 or 613346986. Listed at 28 retailers as of October 31, 2026, with prices from €228 to €2,229, a €2,001 spread on the same certified stone. Brilliant Earth lists it at €2,229. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
F
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle27.9°
Pavilion angle35.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG613346986
Dimensions7.99 × 5.78 × 3.89 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
7.99 mm5.78 mm1.55 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG613346986
Side View
Table 64.0%Crown 27.9°Girdle: Slightly ThickPavilion 35.1°Culet: NoneDepth 67.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 2
Current: €2,229 EUR|Low: €228 EUR|High: €2,229 EUR|Avg: €764 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€228 EUR
Retailer 9€270 EUR
Retailer 17€415 EUR
Retailer 5€422 EUR
Retailer 3€441 EUR
Retailer 13€515 EUR
Retailer 6€519 EUR
Retailer 11€539 EUR
Retailer 2€551 EUR
Retailer 10€699 EUR
Retailer 15€726 EUR
Retailer 8€727 EUR
Retailer 16€869 EUR
Retailer 4€1,113 EUR
Retailer 14€1,141 EUR
Retailer 7€1,234 EUR
Retailer 12€1,252 EUR
Brilliant Earth€2,229 EUR

44 data points across 18 retailers

28 retailers€228 EUR to €2,229 EUR

A
Cheapest Retailer
-
€228 EUR
$256 USD
Retailer 2
-
€228 EUR
$256 USD
View
Price last confirmed 25 days ago
Retailer 3
-
€228 EUR
$256 USD
View
Price last confirmed 33 days ago
Retailer 4
-
€265 EUR
$297 USD
View
Price last confirmed 36 days ago
A
Retailer 5
-
€270 EUR
$303 USD
View
Final sale: no returns
Retailer 6
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€279 EUR
$313 USD
View
Price last confirmed 35 days ago
Retailer 7
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€283 EUR
$317 USD
View
Price last confirmed 30 days ago
A
Retailer 8
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€415 EUR
$465 USD
View
A
Retailer 9
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€422 EUR
HK$3,700 HKD
View
A
Retailer 10
-
€441 EUR
$495 USD
View
A
Retailer 11
-
€515 EUR
View
A
Retailer 12
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€519 EUR
$582 USD
View
A
Retailer 13
-
€539 EUR
ZAR 9,760 ZAR
View
A
Retailer 14
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€551 EUR
£487 GBP
View
A
Retailer 15
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€699 EUR
$784 USD
View
A
Retailer 16
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€726 EUR
A$1,253 AUD
View
A
Retailer 17
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€727 EUR
$815 USD
View
B+
Retailer 18
-
€869 EUR
$975 USD
View
Retailer 19
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€1,004 EUR
$1,126 USD
View
Price last confirmed 23 days ago
B+
Retailer 20
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€1,004 EUR
$1,126 USD
View
Retailer 21
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€1,004 EUR
$1,126 USD
View
Price last confirmed 33 days ago
B+
Retailer 22
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€1,113 EUR
$1,248 USD
View
B+
Retailer 23
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€1,141 EUR
A$1,969 AUD
View
B+
Retailer 24
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€1,153 EUR
$1,293 USD
View
B+
Retailer 25
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€1,234 EUR
SGD 1,870 SGD
View
B+
Retailer 26
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€1,252 EUR
£1,106 GBP
View
B
Retailer 27
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€2,024 EUR
$2,270 USD
View
Most Expensive
B
Brilliant Earth
8924177Y · Oct 31
€2,229 EUR
$2,500 USD
View
27 more retailers have this diamond
Prices start from €228 EURSave up to €2,001 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
1.55ct Radiant
€228 EUR