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Radiant|Lab Grown|IGI

4.92ct F VS2 Radiant Lab Grown Diamond

ID • F/VS2 • IGI LG783660101

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

Certificate IGI LG783660101

Diamond specifications and retailer prices

From £551 GBP
$738 USD
As of October 31, 2026
Save £2,561 GBP (82%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: £3,112 GBP at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 4.92ct lab-grown radiant diamond

This 4.92ct lab-grown radiant sits in the three to five carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG783660101 or 783660101. Listed at 25 retailers as of October 31, 2026, with prices from £551 to £3,112, a £2,561 spread on the same certified stone. Brilliant Earth lists it at £3,112. 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

4.92
Carat
F
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.4°
Pavilion angle32.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG783660101
Dimensions12.54 × 8.09 × 5.23 mm
L/W Ratio1.55
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.54 mm8.09 mm4.92 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG783660101
Side View
Table 65.0%Crown 37.4°Girdle: THK-VTKPavilion 32.1°Culet: NoneDepth 64.6%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 31
Current: £3,112 GBP|Low: £393 GBP|High: £4,239 GBP|Avg: £1,461 GBP|-26.6%
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
November 1, 2026
Retailer 6£551 GBP
Retailer 3£571 GBP
Retailer 13£702 GBP
Retailer 15£817 GBP
Retailer 5£854 GBP
Retailer 2£913 GBP
Retailer 9£926 GBP
Retailer 10£1,458 GBP
Retailer 8£1,540 GBP
Retailer 7£1,774 GBP
Retailer 16£1,843 GBP
Retailer 4£1,923 GBP
Retailer 14£2,332 GBP
Retailer 12£2,358 GBP
Retailer 11£2,417 GBP
Brilliant Earth£3,112 GBP

43 data points across 16 retailers

25 retailers£551 GBP to £3,112 GBP

Retailer 1
-
£472 GBP
$633 USD
Price last confirmed 30 days ago
Retailer 2
-
£535 GBP
$717 USD
View
Price last confirmed 35 days ago
A
Retailer 3
-
£551 GBP
$738 USD
View
Final sale: no returns
Retailer 4
-
£571 GBP
$765 USD
View
Price last confirmed 29 days ago
A
Retailer 5
-
£669 GBP
HK$7,000 HKD
View
A
Retailer 6
-
£702 GBP
$940 USD
View
B+
Retailer 7
-
£817 GBP
$1,095 USD
View
A
Retailer 8
-
£854 GBP
$1,144 USD
View
A
Retailer 9
-
£886 GBP
€1,130 EUR
View
A
Retailer 10
-
£913 GBP
View
A
Retailer 11
-
£926 GBP
€1,182 EUR
View
A
Retailer 12
-
£1,322 GBP
$1,771 USD
View
B+
Retailer 13
-
£1,458 GBP
$1,953 USD
View
B+
Retailer 14
-
£1,540 GBP
$2,064 USD
View
Retailer 15
-
£1,605 GBP
$2,150 USD
View
Price last confirmed 32 days ago
B+
Retailer 16
-
£1,774 GBP
View
B+
Retailer 17
-
£1,843 GBP
$2,470 USD
View
B+
Retailer 18
-
£1,923 GBP
SGD 3,481 SGD
View
B+
Retailer 19
-
£1,946 GBP
$2,608 USD
View
B+
Retailer 20
-
£1,969 GBP
$2,638 USD
View
Retailer 21
-
£2,332 GBP
A$4,807 AUD
View
Price last confirmed 24 days ago
B
Retailer 22
-
£2,358 GBP
$3,160 USD
View
B+
Retailer 23
-
£2,417 GBP
View
B
Retailer 24
-
£2,704 GBP
$3,623 USD
View
Most Expensive
B
Brilliant Earth
18495638A · Oct 31
£3,112 GBP
$4,170 USD
View
24 more retailers have this diamond
Prices start from £551 GBPSave up to £2,561 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
4.92ct Radiant
£551 GBP