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Radiant|Lab Grown|IGI

3.71ct H VS2 Radiant Lab Grown Diamond

ID • H/VS2 • IGI LG684502902

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

Certificate IGI LG684502902

Diamond specifications and retailer prices

From £1,479 GBP
As of October 29, 2026
1 retailer carries this diamond
Only listing: £1,479 GBP at Diamond Quarter
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Diamond Quarter

About this 3.71ct lab-grown radiant diamond

This 3.71ct lab-grown radiant sits in the three to five carat band, graded H colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG684502902 or 684502902. Listed at a single retailer as of October 29, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. 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

3.71
Carat
H
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle29.4°
Pavilion angle31.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG684502902
Dimensions8.82 × 8.51 × 5.39 mm
L/W Ratio1.04
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.82 mm8.51 mm3.71 ctH / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG684502902
Side View
Table 63.0%Crown 29.4°Girdle: MED-STKPavilion 31.2°Culet: NoneDepth 63.3%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 29
Current: £1,119 GBP|Low: £642 GBP|High: £3,627 GBP|Avg: £2,356 GBP|+54.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
March 19, 2026
Retailer 2£1,085 GBP
Retailer 1£1,119 GBP
Retailer 4£1,854 GBP
Retailer 5£2,093 GBP
Retailer 3£3,627 GBP

20 data points across 5 retailers

1 retailer

B+
Diamond Quarter
3.71VS2HLG027F2EN · Oct 29
£1,479 GBP
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B+
3.71ct Radiant
£1,479 GBP