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Radiant|Lab Grown|IGI

3.71ct G VS2 Radiant Lab Grown Diamond

ID • G/VS2 • IGI LG592359584

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

Certificate IGI LG592359584

Diamond specifications and retailer prices

From £1,603 GBP
$2,135 USD
As of October 30, 2026
Save £3,862 GBP (71%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £7,881 GBP at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 3.71ct lab-grown radiant diamond

This 3.71ct lab-grown radiant sits in the three to five carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG592359584 or 592359584. Listed at 10 retailers as of October 29, 2026, with a 241% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
G
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45°
Pavilion angle36.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG592359584
Dimensions10.97 × 7.64 × 5.16 mm
L/W Ratio1.44
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
10.97 mm7.64 mm3.71 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG592359584
Side View
Table 65.0%Crown 45°Girdle: MED-STKPavilion 36.4°Culet: NoneDepth 67.5%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: £3,051 GBP|Low: £1,399 GBP|High: £12,030 GBP|Avg: £4,746 GBP|-0.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Taylor and Hart
October 30, 2026
Retailer 7£1,603 GBP
Retailer 9£1,958 GBP
Retailer 1£3,051 GBP
Retailer 8£3,165 GBP
Retailer 4£3,357 GBP
Retailer 5£3,409 GBP
Retailer 10£4,269 GBP
Retailer 6£5,465 GBP
Retailer 3£6,026 GBP
Taylor and Hart£7,881 GBP
Retailer 2£12,030 GBP

25 data points across 11 retailers

10 retailers£1,603 GBP to £5,465 GBP

B+
Cheapest Retailer
-
£1,603 GBP
$2,135 USD
B
Retailer 2
-
£3,051 GBP
View
B
Retailer 3
-
£3,165 GBP
$4,215 USD
View
B
Retailer 4
-
£3,357 GBP
CA$6,209 CAD
View
B
Retailer 5
-
£3,409 GBP
$4,540 USD
View
B
Retailer 6
-
£4,269 GBP
View
B
Retailer 7
-
£5,465 GBP
$7,278 USD
View
Retailer 8
-
£6,026 GBP
View
Price under review
Most Expensive
Taylor and Hart
D91EZPB · Oct 30
£7,881 GBP
$10,495 USD
View
Price under review
8 more retailers have this diamond
Prices start from £1,603 GBPSave up to £3,862 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.

B+
3.71ct Radiant
£1,603 GBP