Radiant|Lab Grown|IGI

4.02ct F IF Radiant Lab Grown Diamond

ID • F/IF • IGI LG700581510

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

Certificate IGI LG700581510

Diamond specifications and retailer prices

From €1,376 EUR
$1,537 USD
As of October 30, 2026
Save €5,158 EUR (79%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: €6,534 EUR at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 4.02ct lab-grown radiant diamond

This 4.02ct lab-grown radiant sits in the three to five carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG700581510 or 700581510. Listed at 23 retailers as of October 29, 2026, with prices from €1,376 to €6,534, a €5,158 spread on the same certified stone. Brilliant Earth lists it at €6,534. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

4.02
Carat
F
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46°
Pavilion angle32°
OriginLab Grown
Grading LabIGI
CertificateIGI LG700581510
Dimensions11.23 × 7.47 × 5.28 mm
L/W Ratio1.50
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.23 mm7.47 mm4.02 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG700581510
Side View
Table 65.0%Crown 46°Girdle: MED-STKPavilion 32°Culet: NoneDepth 70.7%

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 30
Current: €6,534 EUR|Low: €1,321 EUR|High: €6,534 EUR|Avg: €3,005 EUR
Brilliant Earth
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
October 31, 2026
Retailer 16€1,376 EUR
Retailer 6€1,497 EUR
Retailer 3€1,596 EUR
Retailer 10€1,750 EUR
Retailer 8€1,817 EUR
Retailer 2€2,236 EUR
Retailer 12€2,282 EUR
Retailer 13€2,506 EUR
Retailer 5€2,577 EUR
Retailer 4€2,992 EUR
Retailer 9€3,398 EUR
Retailer 14€3,425 EUR
Retailer 15€4,302 EUR
Retailer 11€4,565 EUR
Retailer 7€5,336 EUR
Brilliant Earth€6,534 EUR

39 data points across 16 retailers

23 retailers€1,376 EUR to €6,534 EUR

A
Cheapest Retailer
-
€1,376 EUR
$1,537 USD
A
Retailer 2
-
€1,497 EUR
$1,673 USD
View
A
Retailer 3
-
€1,596 EUR
$1,783 USD
View
Retailer 4
-
€1,596 EUR
$1,783 USD
View
Price last confirmed 20 days ago
A
Retailer 5
-
€1,674 EUR
$1,870 USD
View
Final sale: no returns
A
Retailer 6
-
€1,750 EUR
$1,955 USD
View
A
Retailer 7
-
€1,817 EUR
$2,030 USD
View
A
Retailer 8
-
€1,845 EUR
HK$16,100 HKD
View
A
Retailer 9
-
€2,236 EUR
£1,967 GBP
View
A
Retailer 10
-
€2,282 EUR
$2,550 USD
View
Retailer 11
-
€2,506 EUR
View
Price last confirmed 10 days ago
A
Retailer 12
-
€2,577 EUR
$2,879 USD
View
A
Retailer 13
-
€2,992 EUR
$3,343 USD
View
A
Retailer 14
-
€3,398 EUR
ZAR 61,323 ZAR
View
Retailer 15
-
€3,425 EUR
A$5,887 AUD
View
Price last confirmed 10 days ago
B+
Retailer 16
-
€3,760 EUR
$4,201 USD
View
B+
Retailer 17
-
€3,847 EUR
£3,384 GBP
View
B+
Retailer 18
-
€4,100 EUR
$4,581 USD
View
B+
Retailer 19
-
€4,302 EUR
$4,806 USD
View
B+
Retailer 20
-
€4,565 EUR
£4,016 GBP
View
B+
Retailer 21
-
€5,336 EUR
SGD 8,056 SGD
View
B+
Retailer 22
-
€5,611 EUR
$6,268 USD
View
Most Expensive
B
Brilliant Earth
13976185A · Oct 29
€6,534 EUR
$7,300 USD
View
22 more retailers have this diamond
Prices start from €1,376 EURSave up to €5,158 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
4.02ct Radiant
€1,376 EUR