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Radiant|Lab Grown|IGI

1.28ct F VS1 Radiant Lab Grown Diamond

EX • F/VS1 • IGI LG762551885

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

Certificate IGI LG762551885

Diamond specifications and retailer prices

From €205 EUR
$230 USD
As of November 2, 2026
Save €981 EUR (83%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: €2,113 EUR at Do Amore Diamonds · As of November 2, 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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG762551885 or 762551885. Listed at 22 retailers as of October 31, 2026, with a 478% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.6°
Pavilion angle34.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG762551885
Dimensions7.70 × 5.29 × 3.56 mm
L/W Ratio1.46
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.70 mm5.29 mm1.28 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG762551885
Side View
Table 66.0%Crown 45.6°Girdle: MediumPavilion 34.6°Culet: NoneDepth 67.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: €336 EUR|Low: €197 EUR|High: €1,186 EUR|Avg: €590 EUR|-0.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 2€205 EUR
Retailer 4€230 EUR
Retailer 3€254 EUR
Retailer 1€336 EUR
Retailer 6€485 EUR
Retailer 5€536 EUR
Retailer 11€593 EUR
Retailer 10€657 EUR
Retailer 9€684 EUR
Retailer 12€821 EUR
Retailer 8€1,131 EUR
Retailer 7€1,186 EUR

44 data points across 12 retailers

22 retailers€205 EUR to €1,186 EUR

A
Cheapest Retailer
-
€205 EUR
$230 USD
A
Retailer 2
-
€230 EUR
$258 USD
View
Final sale: no returns
A
Retailer 3
-
€238 EUR
$267 USD
View
Retailer 4
-
€254 EUR
$285 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
€254 EUR
$285 USD
View
A
Retailer 6
-
€336 EUR
£297 GBP
View
B+
Retailer 7
-
€341 EUR
$383 USD
View
A
Retailer 8
-
€341 EUR
$383 USD
View
B+
Retailer 9
-
€485 EUR
ZAR 8,788 ZAR
View
B+
Retailer 10
-
€536 EUR
£473 GBP
View
Retailer 11
-
€593 EUR
$665 USD
View
Price last confirmed 12 days ago
B+
Retailer 12
-
€657 EUR
A$1,133 AUD
View
B+
Retailer 13
-
€684 EUR
A$1,180 AUD
View
B
Retailer 14
-
€821 EUR
$921 USD
View
B
Retailer 15
-
€903 EUR
$1,013 USD
View
B
Retailer 16
-
€1,055 EUR
$1,184 USD
View
B
Retailer 17
-
€1,101 EUR
£972 GBP
View
B
Retailer 18
-
€1,131 EUR
£999 GBP
View
B
Retailer 19
-
€1,149 EUR
$1,289 USD
View
B
Retailer 20
-
€1,186 EUR
$1,330 USD
View
Retailer 21
-
€1,970 EUR
$2,210 USD
View
Price under review
Most Expensive
Do Amore Diamonds
23-762551885 · Nov 2
€2,113 EUR
$2,370 USD
View
Price under review
21 more retailers have this diamond
Prices start from €205 EURSave up to €981 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
€205 EUR