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Radiant|Lab Grown|IGI

3.77ct F VVS1 Radiant Lab Grown Diamond

EX • F/VVS1 • IGI LG813645657

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

Certificate IGI LG813645657

Diamond specifications and retailer prices

From £641 GBP
$860 USD
As of November 2, 2026
Save £4,814 GBP (88%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £5,455 GBP at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 3.77ct lab-grown radiant diamond

This 3.77ct lab-grown radiant sits in the three to five carat band, graded F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG813645657 or 813645657. Listed at 15 retailers as of November 2, 2026, with prices from £641 to £5,455, a £4,814 spread on the same certified stone. Do Amore Diamonds lists it at £5,455. 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

3.77
Carat
F
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.9°
Pavilion angle35.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG813645657
Dimensions11.16 × 7.71 × 5.11 mm
L/W Ratio1.45
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.16 mm7.71 mm3.77 ctF / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG813645657
Side View
Table 65.0%Crown 42.9°Girdle: MED-STKPavilion 35.4°Culet: NoneDepth 66.3%

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: Nov 2
Current: £5,455 GBP|Low: £616 GBP|High: £5,455 GBP|Avg: £1,908 GBP
Do Amore Diamonds
Retailer 2
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Retailer 8
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Retailer 10
Retailer 11
Retailer 12
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Retailer 16
November 2, 2026
Retailer 14£641 GBP
Retailer 3£697 GBP
Retailer 4£718 GBP
Retailer 2£952 GBP
Retailer 5£983 GBP
Retailer 7£1,074 GBP
Retailer 15£1,195 GBP
Retailer 11£1,196 GBP
Retailer 6£1,573 GBP
Retailer 13£1,710 GBP
Retailer 10£1,854 GBP
Retailer 16£2,309 GBP
Retailer 9£2,784 GBP
Retailer 12£2,858 GBP
Retailer 8£3,101 GBP
Do Amore Diamonds£5,455 GBP

44 data points across 16 retailers

15 retailers£641 GBP to £5,455 GBP

A
Cheapest Retailer
-
£641 GBP
$860 USD
A
Retailer 2
-
£697 GBP
$936 USD
View
A
Retailer 3
-
£718 GBP
$964 USD
View
Final sale: no returns
A
Retailer 4
-
£952 GBP
View
A
Retailer 5
-
£983 GBP
$1,319 USD
View
A
Retailer 6
-
£1,195 GBP
$1,604 USD
View
A
Retailer 7
-
£1,196 GBP
$1,605 USD
View
B+
Retailer 8
-
£1,573 GBP
$2,111 USD
View
B+
Retailer 9
-
£1,710 GBP
$2,295 USD
View
B+
Retailer 10
-
£1,854 GBP
A$3,828 AUD
View
B
Retailer 11
-
£2,309 GBP
$3,098 USD
View
B
Retailer 12
-
£2,784 GBP
View
B
Retailer 13
-
£2,858 GBP
$3,835 USD
View
Retailer 14
-
£4,265 GBP
$5,724 USD
View
Price last confirmed 91 days ago
Most Expensive
B
Do Amore Diamonds
7-1790222 · Nov 2
£5,455 GBP
$7,320 USD
View
14 more retailers have this diamond
Prices start from £641 GBPSave up to £4,814 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
3.77ct Radiant
£641 GBP