Radiant|Lab Grown|IGI

1.03ct E IF Radiant Lab Grown Diamond

ID • E/IF • IGI LG614317390

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

Certificate IGI LG614317390

Diamond specifications and retailer prices

From €146 EUR
$163 USD
As of October 27, 2026
Save €1,571 EUR (92%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: €1,717 EUR at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.03ct lab-grown radiant diamond

This 1.03ct lab-grown radiant sits in the classic one-carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG614317390 or 614317390. Listed at 22 retailers as of October 27, 2026, with prices from €146 to €1,717, a €1,571 spread on the same certified stone. Queensmith lists it at €1,717. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42°
Pavilion angle35.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG614317390
Dimensions7.03 × 5.02 × 3.48 mm
L/W Ratio1.40
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
7.03 mm5.02 mm1.03 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG614317390
Side View
Table 66.0%Crown 42°Girdle: MED-STKPavilion 35.6°Culet: NoneDepth 69.3%

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: Oct 27
Current: €1,717 EUR|Low: €144 EUR|High: €1,717 EUR|Avg: €523 EUR
Queensmith
Retailer 2
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Retailer 20
October 29, 2026
Retailer 6€146 EUR
Retailer 4€163 EUR
Retailer 14€169 EUR
Retailer 8€178 EUR
Retailer 17€181 EUR
Retailer 5€212 EUR
Retailer 19€245 EUR
Retailer 11€335 EUR
Retailer 2€362 EUR
Retailer 9€396 EUR
Retailer 16€398 EUR
Retailer 13€486 EUR
Retailer 7€495 EUR
Retailer 15€641 EUR
Retailer 12€800 EUR
Retailer 3€801 EUR
Retailer 20€937 EUR
Retailer 10€958 EUR
Retailer 18€1,396 EUR
Queensmith€1,717 EUR

33 data points across 20 retailers

22 retailers€146 EUR to €1,717 EUR

A
Cheapest Retailer
-
€146 EUR
$163 USD
A
Retailer 2
-
€163 EUR
$182 USD
View
Final sale: no returns
A
Retailer 3
-
€169 EUR
$189 USD
View
Retailer 4
-
€178 EUR
$199 USD
View
Price last confirmed 14 days ago
A
Retailer 5
-
€181 EUR
$202 USD
View
Retailer 6
-
€212 EUR
£186 GBP
View
Price last confirmed 13 days ago
B+
Retailer 7
-
€245 EUR
$274 USD
View
Retailer 8
-
€309 EUR
HK$2,700 HKD
View
Price last confirmed 56 days ago
Retailer 9
-
€335 EUR
ZAR 6,050 ZAR
View
Price last confirmed 17 days ago
A
Retailer 10
-
€362 EUR
£319 GBP
View
A
Retailer 11
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€398 EUR
$445 USD
View
A
Retailer 12
-
€486 EUR
A$836 AUD
View
Retailer 13
-
€495 EUR
$553 USD
View
Price last confirmed 14 days ago
B+
Retailer 14
-
€641 EUR
$716 USD
View
B+
Retailer 15
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€735 EUR
£647 GBP
View
Retailer 16
-
€800 EUR
A$1,375 AUD
View
Price last confirmed 28 days ago
B+
Retailer 17
-
€801 EUR
$895 USD
View
Retailer 18
-
€846 EUR
£744 GBP
View
Price last confirmed 24 days ago
B+
Retailer 19
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€937 EUR
£824 GBP
View
Retailer 20
-
€958 EUR
$1,070 USD
View
Price last confirmed 14 days ago
B
Retailer 21
-
€1,396 EUR
$1,560 USD
View
Most Expensive
B
Queensmith
LG614317390 · Oct 27
€1,717 EUR
£1,510 GBP
View
21 more retailers have this diamond
Prices start from €146 EURSave up to €1,571 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 Radiant
€146 EUR