Radiant|Lab Grown|IGI

3.75ct E VS1 Radiant Lab Grown Diamond

ID • E/VS1 • IGI LG816633222

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

Certificate IGI LG816633222

Diamond specifications and retailer prices

From £877 GBP
$1,175 USD
As of October 30, 2026
Save £2,941 GBP (77%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £3,817 GBP at Diamonds Direct · As of October 31, 2026
View at Diamonds Direct

About this 3.75ct lab-grown radiant diamond

This 3.75ct lab-grown radiant sits in the three to five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG816633222 or 816633222. Listed at 7 retailers as of October 30, 2026, with prices from £877 to £3,817, a £2,941 spread on the same certified stone. Diamonds Direct lists it at £3,817. 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

3.75
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.8°
Pavilion angle34.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816633222
Dimensions10.32 × 7.80 × 5.29 mm
L/W Ratio1.32
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.32 mm7.80 mm3.75 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816633222
Side View
Table 65.0%Crown 45.8°Girdle: Slightly ThickPavilion 34.6°Culet: NoneDepth 67.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: £3,817 GBP|Low: £572 GBP|High: £3,817 GBP|Avg: £1,948 GBP|+22.2%
Diamonds Direct
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 31, 2026
Retailer 5£572 GBP
Retailer 7£877 GBP
Retailer 2£1,014 GBP
Retailer 3£1,467 GBP
Retailer 4£2,593 GBP
Retailer 6£3,270 GBP
Diamonds Direct£3,817 GBP

46 data points across 7 retailers

7 retailers£877 GBP to £3,817 GBP

Retailer 1
-
£572 GBP
$767 USD
Price last confirmed 15 days ago
A
Retailer 2
-
£877 GBP
$1,175 USD
View
A
Retailer 3
-
£1,014 GBP
View
B+
Retailer 4
-
£1,467 GBP
ZAR 31,756 ZAR
View
B
Retailer 5
-
£2,593 GBP
$3,475 USD
View
B
Retailer 6
-
£3,270 GBP
$4,381 USD
View
Most Expensive
B
Diamonds Direct
1046613 · Oct 31
£3,817 GBP
$5,115 USD
View
6 more retailers have this diamond
Prices start from £877 GBPSave up to £2,941 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
3.75ct Radiant
£877 GBP