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Radiant|Lab Grown|IGI

3.72ct D VS1 Radiant Lab Grown Diamond

EX • D/VS1 • IGI LG678507765

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

Certificate IGI LG678507765

Diamond specifications and retailer prices

From £1,231 GBP
$1,649 USD
As of October 30, 2026
Save £20 GBP (2%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £7,053 GBP at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

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 LG678507765 or 678507765. Listed at 4 retailers as of October 29, 2026, with a relatively tight 2% spread, which is unusual at this carat range and suggests competitive pricing across the listings. 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 angle48.3°
Pavilion angle36.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG678507765
Dimensions8.66 × 8.36 × 5.69 mm
L/W Ratio1.04
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.66 mm8.36 mm3.72 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG678507765
Side View
Table 66.0%Crown 48.3°Girdle: ThickPavilion 36.3°Culet: NoneDepth 68.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: £7,053 GBP|Low: £1,231 GBP|High: £7,053 GBP|Avg: £2,927 GBP
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 19, 2026
Retailer 6£1,231 GBP
Retailer 4£1,251 GBP
Retailer 5£1,580 GBP
Retailer 2£2,899 GBP
Retailer 3£3,581 GBP
Do Amore Diamonds£7,053 GBP

6 data points across 6 retailers

4 retailers£1,231 GBP to £1,251 GBP

A
Cheapest Retailer
-
£1,231 GBP
$1,649 USD
A
Retailer 2
-
£1,251 GBP
$1,676 USD
View
Retailer 3
-
£2,899 GBP
$3,885 USD
View
Price last confirmed 11 days ago
Most Expensive
Do Amore Diamonds
23-678507765 · Oct 30
£7,053 GBP
$9,450 USD
View
Price under review
3 more retailers have this diamond
Prices start from £1,231 GBPSave up to £20 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
£1,231 GBP