CaratHunter
Plans
Cushion|Lab Grown|IGI

1.03ct F IF Cushion Lab Grown Diamond

EX • F/IF • IGI LG642483384

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG642483384

Diamond specifications and retailer prices

From €203 EUR
As of November 6, 2026
Save €1,015 EUR (83%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: €1,683 EUR at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.03ct lab-grown cushion diamond

This 1.03ct lab-grown cushion sits in the classic one-carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG642483384 or 642483384. Listed at 21 retailers as of November 6, 2026, with a 499% 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

1.03
Carat
F
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.3°
Pavilion angle35.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG642483384
Dimensions5.46 × 5.46 × 3.45 mm
L/W Ratio1.00
Girdle conditionFaceted
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
5.46 mm5.46 mm1.03 ctF / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG642483384
Side View
Table 59.0%Crown 31.3°Girdle: MED-THKPavilion 35.2°Culet: NoneDepth 63.2%

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 6
Current: €409 EUR|Low: €203 EUR|High: €1,077 EUR|Avg: €519 EUR|+1.1%
Retailer 1
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 7, 2026
Retailer 8€203 EUR
Retailer 2€226 EUR
Retailer 13€236 EUR
Retailer 17€252 EUR
Retailer 4€309 EUR
Retailer 11€379 EUR
Retailer 12€382 EUR
Retailer 1€409 EUR
Retailer 3€438 EUR
Retailer 6€535 EUR
Retailer 15€549 EUR
Retailer 18€557 EUR
Retailer 9€612 EUR
Retailer 10€766 EUR
Retailer 7€772 EUR
Retailer 16€787 EUR
Retailer 14€1,051 EUR
Retailer 5€1,077 EUR

34 data points across 18 retailers

21 retailers€203 EUR to €1,218 EUR

A
Cheapest Retailer
-
€203 EUR
Final sale: no returns
Retailer 2
-
€226 EUR
View
Price last confirmed 13 days ago
A
Retailer 3
-
€236 EUR
View
A
Retailer 4
-
€252 EUR
View
A
Retailer 5
-
€309 EUR
View
A
Retailer 6
-
€379 EUR
View
A
Retailer 7
-
€382 EUR
View
A
Retailer 8
-
€409 EUR
View
A
Retailer 9
-
€438 EUR
View
A
Retailer 10
-
€535 EUR
View
A
Retailer 11
-
€549 EUR
View
A
Retailer 12
-
€557 EUR
View
A
Retailer 13
-
€612 EUR
View
A
Retailer 14
-
€766 EUR
View
A
Retailer 15
-
€772 EUR
View
Retailer 16
-
€787 EUR
View
Price last confirmed 9 days ago
Retailer 17
-
€999 EUR
View
Price last confirmed 90 days ago
B+
Retailer 18
-
€1,051 EUR
View
B+
Retailer 19
-
€1,077 EUR
View
B+
Retailer 20
-
€1,218 EUR
View
Most Expensive
Queensmith
LG642483384 · Oct 27
€1,683 EUR
£1,480 GBP
View
Price last confirmed 10 days ago
20 more retailers have this diamond
Prices start from €203 EURSave up to €1,015 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
1.03ct Cushion
€203 EUR