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Radiant|Lab Grown|IGI

3.72ct D VS1 Radiant Lab Grown Diamond

EX • D/VS1 • IGI LG690507522

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

Certificate IGI LG690507522

Diamond specifications and retailer prices

From £592 GBP
$788 USD
As of October 30, 2026
Save £5,513 GBP (90%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £6,105 GBP at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 3.72ct lab-grown radiant diamond

This 3.72ct lab-grown radiant sits in the three to five carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG690507522 or 690507522. Listed at 22 retailers as of October 28, 2026, with prices from £592 to £6,105, a £5,513 spread on the same certified stone. Brilliant Earth lists it at £6,105. 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

3.72
Carat
D
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.3°
Pavilion angle33.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG690507522
Dimensions7.61 × 7.61 × 5.10 mm
L/W Ratio1.00
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.61 mm7.61 mm3.72 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG690507522
Side View
Table 65.0%Crown 45.3°Girdle: STK-THKPavilion 33.8°Culet: NoneDepth 67.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: £6,105 GBP|Low: £472 GBP|High: £6,300 GBP|Avg: £2,073 GBP|-3.1%
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
Retailer 17
October 30, 2026
Retailer 3£592 GBP
Retailer 6£662 GBP
Retailer 4£687 GBP
Retailer 12£819 GBP
Retailer 7£862 GBP
Retailer 2£1,166 GBP
Retailer 16£1,633 GBP
Retailer 14£1,710 GBP
Retailer 10£1,760 GBP
Retailer 9£2,094 GBP
Retailer 17£2,212 GBP
Retailer 8£2,286 GBP
Retailer 5£2,321 GBP
Retailer 15£2,745 GBP
Retailer 11£2,856 GBP
Retailer 13£5,257 GBP
Brilliant Earth£6,105 GBP

43 data points across 17 retailers

22 retailers£592 GBP to £6,105 GBP

A
Cheapest Retailer
-
£592 GBP
$788 USD
A
Retailer 2
-
£644 GBP
$858 USD
View
A
Retailer 3
-
£662 GBP
$882 USD
View
Final sale: no returns
A
Retailer 4
-
£687 GBP
$915 USD
View
Retailer 5
-
£687 GBP
$915 USD
View
Price last confirmed 13 days ago
A
Retailer 6
-
£819 GBP
$1,090 USD
View
A
Retailer 7
-
£969 GBP
$1,290 USD
View
A
Retailer 8
-
£1,135 GBP
$1,511 USD
View
A
Retailer 9
-
£1,166 GBP
View
B+
Retailer 10
-
£1,633 GBP
$2,175 USD
View
Retailer 11
-
£1,710 GBP
A$3,504 AUD
View
Price last confirmed 8 days ago
B+
Retailer 12
-
£1,760 GBP
ZAR 37,865 ZAR
View
B+
Retailer 13
-
£2,094 GBP
View
B+
Retailer 14
-
£2,131 GBP
$2,838 USD
View
Retailer 15
-
£2,212 GBP
A$4,532 AUD
View
Price last confirmed 21 days ago
B
Retailer 16
-
£2,286 GBP
$3,044 USD
View
B
Retailer 17
-
£2,321 GBP
$3,091 USD
View
B
Retailer 18
-
£2,704 GBP
$3,601 USD
View
Retailer 19
-
£2,745 GBP
$3,655 USD
View
Price last confirmed 11 days ago
B
Retailer 20
-
£2,856 GBP
View
B
Retailer 21
-
£5,257 GBP
$7,000 USD
View
Most Expensive
B
Brilliant Earth
18631366A · Oct 28
£6,105 GBP
$8,130 USD
View
21 more retailers have this diamond
Prices start from £592 GBPSave up to £5,513 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
3.72ct Radiant
£592 GBP