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Radiant|Lab Grown|IGI

1.28ct F IF Radiant Lab Grown Diamond

ID • F/IF • IGI LG649472587

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

Certificate IGI LG649472587

Diamond specifications and retailer prices

From €266 EUR
As of November 6, 2026
Save €2,090 EUR (89%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: €2,356 EUR at Do Amore Diamonds · As of November 6, 2026
View at Do Amore Diamonds

About this 1.28ct lab-grown radiant diamond

This 1.28ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG649472587 or 649472587. Listed at 22 retailers as of November 6, 2026, with prices from €266 to €2,356, a €2,090 spread on the same certified stone. Do Amore Diamonds lists it at €2,356. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
F
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.4°
Pavilion angle35.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG649472587
Dimensions7.38 × 5.48 × 3.70 mm
L/W Ratio1.35
Culet sizePointed
Top View
7.38 mm5.48 mm1.28 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG649472587
Side View
Table 63.0%Crown 46.4°Girdle: MediumPavilion 35.4°Culet: NoneDepth 67.5%

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 6
Current: €2,356 EUR|Low: €266 EUR|High: €2,356 EUR|Avg: €926 EUR
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
Retailer 14
Retailer 15
Retailer 16
November 7, 2026
Retailer 7€266 EUR
Retailer 6€308 EUR
Retailer 3€330 EUR
Retailer 5€330 EUR
Retailer 9€382 EUR
Retailer 14€470 EUR
Retailer 11€627 EUR
Retailer 2€644 EUR
Retailer 10€894 EUR
Retailer 15€941 EUR
Retailer 4€1,012 EUR
Retailer 16€1,115 EUR
Retailer 8€1,169 EUR
Retailer 12€1,456 EUR
Retailer 13€1,979 EUR
Do Amore Diamonds€2,356 EUR

35 data points across 16 retailers

22 retailers€266 EUR to €2,356 EUR

A
Cheapest Retailer
-
€266 EUR
A
Retailer 2
-
€302 EUR
View
Final sale: no returns
A
Retailer 3
-
€308 EUR
View
Retailer 4
-
€330 EUR
View
Price last confirmed 13 days ago
A
Retailer 5
-
€330 EUR
View
A
Retailer 6
-
€382 EUR
View
A
Retailer 7
-
€439 EUR
View
A
Retailer 8
-
€470 EUR
View
A
Retailer 9
-
€473 EUR
View
A
Retailer 10
-
€627 EUR
View
A
Retailer 11
-
€636 EUR
View
A
Retailer 12
-
€644 EUR
View
B+
Retailer 13
-
€894 EUR
View
Retailer 14
-
€941 EUR
View
Price last confirmed 9 days ago
B+
Retailer 15
-
€1,012 EUR
View
Retailer 16
-
€1,115 EUR
View
Price last confirmed 17 days ago
B+
Retailer 17
-
€1,169 EUR
View
B
Retailer 18
-
€1,313 EUR
View
B
Retailer 19
-
€1,419 EUR
View
B+
Retailer 20
-
€1,456 EUR
View
B
Retailer 21
-
€1,979 EUR
View
Most Expensive
B
Do Amore Diamonds
27-D4D6C7715 · Nov 6
€2,356 EUR
$2,630 USD
View
21 more retailers have this diamond
Prices start from €266 EURSave up to €2,090 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
1.28ct Radiant
€266 EUR