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Radiant|Lab Grown|IGI

3.10ct E VS2 Radiant Lab Grown Diamond

EX • E/VS2 • IGI LG731587208

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

Certificate IGI LG731587208

Diamond specifications and retailer prices

From £418 GBP
$557 USD
As of October 29, 2026
Save £5,029 GBP (92%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £5,448 GBP at Taylor and Hart · As of October 26, 2026
View at Taylor and Hart

About this 3.1ct lab-grown radiant diamond

This 3.1ct lab-grown radiant sits in the three to five carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG731587208 or 731587208. Listed at 16 retailers as of October 26, 2026, with prices from £418 to £5,448, a £5,029 spread on the same certified stone. Taylor and Hart lists it at £5,448. 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

3.10
Carat
E
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.9°
Pavilion angle34.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG731587208
Dimensions10.36 × 7.21 × 4.86 mm
L/W Ratio1.44
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.36 mm7.21 mm3.10 ctE / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG731587208
Side View
Table 64.0%Crown 40.9°Girdle: MediumPavilion 34.2°Culet: NoneDepth 67.4%

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 29
Current: £418 GBP|Low: £418 GBP|High: £8,343 GBP|Avg: £2,658 GBP|-70.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
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Retailer 16
Taylor and Hart
October 29, 2026
Retailer 1£418 GBP
Retailer 14£1,121 GBP
Retailer 4£1,213 GBP
Retailer 15£1,319 GBP
Retailer 5£1,357 GBP
Retailer 11£1,536 GBP
Retailer 3£1,559 GBP
Retailer 10£1,988 GBP
Retailer 9£2,189 GBP
Retailer 7£2,212 GBP
Retailer 8£2,488 GBP
Retailer 12£2,911 GBP
Retailer 2£3,216 GBP
Retailer 6£3,791 GBP
Retailer 13£4,440 GBP
Taylor and Hart£5,448 GBP
Retailer 16£8,343 GBP

6 data points across 17 retailers

16 retailers£418 GBP to £5,448 GBP

A
Cheapest Retailer
-
£418 GBP
$557 USD
B+
Retailer 2
-
£1,121 GBP
$1,493 USD
View
B+
Retailer 3
-
£1,213 GBP
$1,615 USD
View
B+
Retailer 4
-
£1,319 GBP
$1,757 USD
View
B+
Retailer 5
-
£1,536 GBP
$2,045 USD
View
B+
Retailer 6
-
£1,559 GBP
$2,076 USD
View
B
Retailer 7
-
£1,988 GBP
View
B
Retailer 8
-
£2,189 GBP
View
B
Retailer 9
-
£2,212 GBP
$2,946 USD
View
B
Retailer 10
-
£2,488 GBP
$3,313 USD
View
B
Retailer 11
-
£2,911 GBP
$3,876 USD
View
B
Retailer 12
-
£3,216 GBP
View
B
Retailer 13
-
£3,791 GBP
$5,048 USD
View
B
Retailer 14
-
£4,440 GBP
View
Most Expensive
B
Taylor and Hart
6DFWTYS · Oct 26
£5,448 GBP
$7,255 USD
View
14 more retailers have this diamond
Prices start from £418 GBPSave up to £5,029 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
3.10ct Radiant
£418 GBP