Radiant|Lab Grown|IGI

1.50ct F IF Radiant Lab Grown Diamond

ID • F/IF • IGI LG688501642

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

Certificate IGI LG688501642

Diamond specifications and retailer prices

From €248 EUR
$278 USD
As of October 30, 2026
Save €1,803 EUR (88%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: €2,051 EUR at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.5ct lab-grown radiant diamond

This 1.5ct 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 LG688501642 or 688501642. Listed at 5 retailers as of October 30, 2026, with prices from €248 to €2,051, a €1,803 spread on the same certified stone. Do Amore Diamonds lists it at €2,051. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
F
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.5°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG688501642
Dimensions6.46 × 6.45 × 4.40 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
6.46 mm6.45 mm1.50 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG688501642
Side View
Table 60.0%Crown 37.5°Girdle: MED-STKPavilion 38.2°Culet: NoneDepth 68.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: €2,051 EUR|Low: €184 EUR|High: €2,122 EUR|Avg: €869 EUR|-3.4%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 1, 2026
Retailer 8€248 EUR
Retailer 2€301 EUR
Retailer 9€424 EUR
Retailer 6€448 EUR
Retailer 11€514 EUR
Retailer 12€653 EUR
Retailer 10€773 EUR
Retailer 3€1,017 EUR
Retailer 13€1,182 EUR
Retailer 4€1,208 EUR
Retailer 5€1,219 EUR
Retailer 7€1,221 EUR
Do Amore Diamonds€2,051 EUR

42 data points across 13 retailers

5 retailers€248 EUR to €2,051 EUR

A
Cheapest Retailer
-
€248 EUR
$278 USD
Final sale: no returns
A
Retailer 2
-
€301 EUR
£266 GBP
View
A
Retailer 3
-
€448 EUR
$502 USD
View
Retailer 4
-
€1,221 EUR
£1,078 GBP
View
Price last confirmed 15 days ago
Most Expensive
B
Do Amore Diamonds
27-5C3D52DEC · Oct 31
€2,051 EUR
$2,300 USD
View
4 more retailers have this diamond
Prices start from €248 EURSave up to €1,803 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
1.50ct Radiant
€248 EUR