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Radiant|Lab Grown|IGI

3.72ct D VS1 Radiant Lab Grown Diamond

ID • D/VS1 • IGI LG786676379

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

Certificate IGI LG786676379

Diamond specifications and retailer prices

From £469 GBP
$629 USD
As of October 30, 2026
Save £3,426 GBP (88%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £3,896 GBP at Brilliant Earth · As of October 29, 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 LG786676379 or 786676379. Listed at 19 retailers as of October 29, 2026, with prices from £469 to £3,896, a £3,426 spread on the same certified stone. Brilliant Earth lists it at £3,896. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.6°
Pavilion angle37.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG786676379
Dimensions11.16 × 7.69 × 4.83 mm
L/W Ratio1.45
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.16 mm7.69 mm3.72 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG786676379
Side View
Table 67.0%Crown 40.6°Girdle: MediumPavilion 37.3°Culet: NoneDepth 62.8%

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: £3,896 GBP|Low: £469 GBP|High: £3,896 GBP|Avg: £1,436 GBP
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
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Retailer 18
October 30, 2026
Retailer 11£469 GBP
Retailer 4£623 GBP
Retailer 2£696 GBP
Retailer 5£807 GBP
Retailer 14£815 GBP
Retailer 9£901 GBP
Retailer 12£1,097 GBP
Retailer 17£1,134 GBP
Retailer 7£1,302 GBP
Retailer 15£1,399 GBP
Retailer 6£1,524 GBP
Retailer 18£1,587 GBP
Retailer 13£1,641 GBP
Retailer 16£1,685 GBP
Retailer 3£1,723 GBP
Retailer 8£2,293 GBP
Retailer 10£2,679 GBP
Brilliant Earth£3,896 GBP

18 data points across 18 retailers

19 retailers£469 GBP to £3,896 GBP

A
Cheapest Retailer
-
£469 GBP
$629 USD
Final sale: no returns
A
Retailer 2
-
£623 GBP
$835 USD
View
B+
Retailer 3
-
£696 GBP
$932 USD
View
A
Retailer 4
-
£807 GBP
$1,081 USD
View
A
Retailer 5
-
£815 GBP
View
Retailer 6
-
£901 GBP
€1,150 EUR
View
Price last confirmed 7 days ago
A
Retailer 7
-
£1,097 GBP
A$2,262 AUD
View
A
Retailer 8
-
£1,134 GBP
ZAR 24,549 ZAR
View
A
Retailer 9
-
£1,302 GBP
$1,745 USD
View
B+
Retailer 10
-
£1,399 GBP
$1,875 USD
View
B+
Retailer 11
-
£1,524 GBP
View
B+
Retailer 12
-
£1,587 GBP
$2,127 USD
View
B+
Retailer 13
-
£1,641 GBP
SGD 2,971 SGD
View
B+
Retailer 14
-
£1,685 GBP
$2,257 USD
View
B+
Retailer 15
-
£1,723 GBP
$2,308 USD
View
Retailer 16
-
£2,044 GBP
A$4,213 AUD
View
Price last confirmed 22 days ago
B+
Retailer 17
-
£2,293 GBP
View
Retailer 18
-
£2,679 GBP
$3,590 USD
View
Price last confirmed 11 days ago
Most Expensive
B
Brilliant Earth
18843771A · Oct 29
£3,896 GBP
$5,220 USD
View
18 more retailers have this diamond
Prices start from £469 GBPSave up to £3,426 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
£469 GBP