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Radiant|Lab Grown|IGI

4.02ct D FL Radiant Lab Grown Diamond

VG • D/FL • IGI LG754576302

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

Certificate IGI LG754576302

Diamond specifications and retailer prices

From £2,971 GBP
$3,981 USD
As of October 30, 2026
Save £17,471 GBP (85%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: £20,442 GBP at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 4.02ct lab-grown radiant diamond

This 4.02ct lab-grown radiant sits in the three to five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a very-good cut grade and certified by IGI LG754576302 or 754576302. Listed at 24 retailers as of October 29, 2026, with prices from £2,971 to £20,442, a £17,471 spread on the same certified stone. Do Amore Diamonds lists it at £20,442. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

4.02
Carat
D
Colour
FL
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.6°
Pavilion angle34°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754576302
Dimensions11.47 × 7.84 × 5.22 mm
L/W Ratio1.46
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
11.47 mm7.84 mm4.02 ctD / FL
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754576302
Side View
Table 58.0%Crown 42.6°Girdle: Slightly ThickPavilion 34°Culet: NoneDepth 66.6%

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: Oct 30
Current: £20,442 GBP|Low: £3,114 GBP|High: £24,689 GBP|Avg: £8,403 GBP|-17.2%
Do Amore Diamonds
Retailer 2
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Retailer 21
October 30, 2026
Retailer 17£3,114 GBP
Retailer 21£3,169 GBP
Retailer 9£3,327 GBP
Retailer 8£3,330 GBP
Retailer 4£3,447 GBP
Retailer 19£3,489 GBP
Retailer 18£4,571 GBP
Retailer 12£4,754 GBP
Retailer 3£4,932 GBP
Retailer 2£4,933 GBP
Retailer 11£5,357 GBP
Retailer 16£5,879 GBP
Retailer 20£6,004 GBP
Retailer 15£7,919 GBP
Retailer 13£8,097 GBP
Retailer 5£9,488 GBP
Retailer 6£12,033 GBP
Retailer 7£13,571 GBP
Retailer 14£15,792 GBP
Retailer 10£16,978 GBP
Do Amore Diamonds£20,442 GBP

37 data points across 21 retailers

24 retailers£2,971 GBP to £20,442 GBP

A
Cheapest Retailer
-
£2,971 GBP
$3,981 USD
A
Retailer 2
-
£3,114 GBP
$4,172 USD
View
A
Retailer 3
-
£3,169 GBP
$4,246 USD
View
A
Retailer 4
-
£3,327 GBP
$4,458 USD
View
Final sale: no returns
A
Retailer 5
-
£3,330 GBP
$4,462 USD
View
A
Retailer 6
-
£3,447 GBP
$4,618 USD
View
A
Retailer 7
-
£3,489 GBP
$4,675 USD
View
Retailer 8
-
£4,162 GBP
$5,577 USD
View
Price last confirmed 17 days ago
A
Retailer 9
-
£4,571 GBP
$6,125 USD
View
A
Retailer 10
-
£4,754 GBP
$6,370 USD
View
B+
Retailer 11
-
£4,932 GBP
$6,608 USD
View
B+
Retailer 12
-
£4,933 GBP
View
B+
Retailer 13
-
£5,357 GBP
View
Retailer 14
-
£5,879 GBP
€7,502 EUR
View
Price last confirmed 7 days ago
B+
Retailer 15
-
£6,004 GBP
$8,045 USD
View
B+
Retailer 16
-
£7,919 GBP
View
B
Retailer 17
-
£8,097 GBP
ZAR 175,267 ZAR
View
B
Retailer 18
-
£9,488 GBP
$12,713 USD
View
B
Retailer 19
-
£10,409 GBP
$13,947 USD
View
B
Retailer 20
-
£12,033 GBP
$16,123 USD
View
B
Retailer 21
-
£13,571 GBP
$18,183 USD
View
B
Retailer 22
-
£15,792 GBP
$21,160 USD
View
B
Retailer 23
-
£16,978 GBP
$22,749 USD
View
Most Expensive
B
Do Amore Diamonds
27-10154B849 · Oct 29
£20,442 GBP
$27,390 USD
View
23 more retailers have this diamond
Prices start from £2,971 GBPSave up to £17,471 GBP

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
£2,971 GBP