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Radiant|Lab Grown|IGI

4.86ct D IF Radiant Lab Grown Diamond

VG • D/IF • IGI LG768631521

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

Certificate IGI LG768631521

Diamond specifications and retailer prices

From £3,540 GBP
$4,743 USD
As of October 30, 2026
Save £20,813 GBP (85%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £24,353 GBP at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 4.86ct lab-grown radiant diamond

This 4.86ct lab-grown radiant sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a very-good cut grade and certified by IGI LG768631521 or 768631521. Listed at 17 retailers as of October 30, 2026, with prices from £3,540 to £24,353, a £20,813 spread on the same certified stone. Do Amore Diamonds lists it at £24,353. 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

4.86
Carat
D
Colour
IF
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.9°
Pavilion angle35.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG768631521
Dimensions11.57 × 8.33 × 5.80 mm
L/W Ratio1.39
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
11.57 mm8.33 mm4.86 ctD / IF
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG768631521
Side View
Table 64.0%Crown 40.9°Girdle: ThickPavilion 35.8°Culet: NoneDepth 69.6%

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: £24,353 GBP|Low: £3,473 GBP|High: £25,330 GBP|Avg: £8,195 GBP|-3.9%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
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Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
October 30, 2026
Retailer 10£3,540 GBP
Retailer 5£3,714 GBP
Retailer 2£3,803 GBP
Retailer 9£4,124 GBP
Retailer 13£4,131 GBP
Retailer 11£5,066 GBP
Retailer 4£5,250 GBP
Retailer 16£5,380 GBP
Retailer 17£6,258 GBP
Retailer 3£6,356 GBP
Retailer 6£7,600 GBP
Retailer 14£9,272 GBP
Retailer 7£10,214 GBP
Retailer 15£11,343 GBP
Retailer 12£12,195 GBP
Retailer 8£13,543 GBP
Do Amore Diamonds£24,353 GBP

33 data points across 17 retailers

17 retailers£3,540 GBP to £24,353 GBP

A
Cheapest Retailer
-
£3,540 GBP
$4,743 USD
A
Retailer 2
-
£3,714 GBP
$4,977 USD
View
A
Retailer 3
-
£3,803 GBP
$5,096 USD
View
A
Retailer 4
-
£4,124 GBP
$5,526 USD
View
Final sale: no returns
A
Retailer 5
-
£4,131 GBP
$5,535 USD
View
A
Retailer 6
-
£5,066 GBP
$6,788 USD
View
A
Retailer 7
-
£5,250 GBP
$7,035 USD
View
A
Retailer 8
-
£5,380 GBP
$7,209 USD
View
B+
Retailer 9
-
£6,258 GBP
$8,385 USD
View
B+
Retailer 10
-
£6,356 GBP
$8,517 USD
View
Retailer 11
-
£7,600 GBP
€9,698 EUR
View
Price last confirmed 7 days ago
B+
Retailer 12
-
£9,272 GBP
View
Retailer 13
-
£10,214 GBP
A$21,054 AUD
View
Price last confirmed 8 days ago
B
Retailer 14
-
£11,343 GBP
$15,198 USD
View
B
Retailer 15
-
£12,195 GBP
$16,340 USD
View
Retailer 16
-
£13,543 GBP
A$27,918 AUD
View
Price last confirmed 22 days ago
Most Expensive
B
Do Amore Diamonds
27-637B190B2 · Oct 30
£24,353 GBP
$32,630 USD
View
16 more retailers have this diamond
Prices start from £3,540 GBPSave up to £20,813 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
4.86ct Radiant
£3,540 GBP