Radiant|Lab Grown|IGI

4.52ct H VVS2 Radiant Lab Grown Diamond

EX • H/VVS2 • IGI LG646450949

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

Certificate IGI LG646450949

Diamond specifications and retailer prices

From £627 GBP
$840 USD
As of October 30, 2026
Save £2,120 GBP (77%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £2,746 GBP at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 4.52ct lab-grown radiant diamond

This 4.52ct lab-grown radiant sits in the three to five carat band, graded H colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG646450949 or 646450949. Listed at 7 retailers as of October 28, 2026, with prices from £627 to £2,746, a £2,120 spread on the same certified stone. Rare Carat lists it at £2,746. 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

4.52
Carat
H
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle29.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG646450949
Dimensions12.13 × 8.13 × 5.35 mm
L/W Ratio1.49
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.13 mm8.13 mm4.52 ctH / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG646450949
Side View
Table 70.0%Crown 29.6°Girdle: MED-STKPavilionCulet: NoneDepth 65.8%

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: £2,746 GBP|Low: £502 GBP|High: £2,805 GBP|Avg: £1,233 GBP|-2.1%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 25, 2026
Retailer 7£502 GBP
Retailer 8£601 GBP
Retailer 3£627 GBP
Retailer 4£723 GBP
Retailer 5£1,286 GBP
Retailer 6£1,523 GBP
Retailer 2£1,956 GBP
Rare Carat£2,746 GBP

14 data points across 8 retailers

7 retailers£627 GBP to £2,746 GBP

B+
Cheapest Retailer
-
£627 GBP
$840 USD
A
Retailer 2
-
£723 GBP
$969 USD
View
A
Retailer 3
-
£1,286 GBP
$1,723 USD
View
B+
Retailer 4
-
£1,523 GBP
$2,041 USD
View
B+
Retailer 5
-
£1,784 GBP
View
B+
Retailer 6
-
£1,956 GBP
View
Most Expensive
B
Rare Carat
825-1_l_646450949 · Oct 28
£2,746 GBP
$3,680 USD
View
6 more retailers have this diamond
Prices start from £627 GBPSave up to £2,120 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
4.52ct Radiant
£627 GBP