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Radiant|Lab Grown|IGI

1.60ct F VS1 Radiant Lab Grown Diamond

EX • F/VS1 • IGI LG645434059

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

Certificate IGI LG645434059

Diamond specifications and retailer prices

From £146 GBP
$196 USD
As of November 2, 2026
Save £1,743 GBP (92%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £1,889 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 1.6ct lab-grown radiant diamond

This 1.6ct lab-grown radiant sits in the one-and-a-half to two carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG645434059 or 645434059. Listed at 22 retailers as of October 29, 2026, with prices from £146 to £1,889, a £1,743 spread on the same certified stone. MOH London lists it at £1,889. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.60
Carat
F
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.1°
Pavilion angle33.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG645434059
Dimensions8.35 × 5.89 × 3.71 mm
L/W Ratio1.42
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.35 mm5.89 mm1.60 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG645434059
Side View
Table 66.0%Crown 43.1°Girdle: Slightly ThickPavilion 33.1°Culet: NoneDepth 63.0%

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: Nov 2
Current: £1,889 GBP|Low: £146 GBP|High: £2,918 GBP|Avg: £1,030 GBP|-0.7%
MOH London
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
November 2, 2026
Retailer 2£146 GBP
Retailer 13£169 GBP
Retailer 15£181 GBP
Retailer 10£234 GBP
Retailer 6£245 GBP
Retailer 17£324 GBP
Retailer 12£346 GBP
Retailer 11£372 GBP
Retailer 16£644 GBP
Retailer 3£754 GBP
Retailer 4£772 GBP
Retailer 5£785 GBP
Retailer 8£827 GBP
Retailer 7£1,048 GBP
Retailer 9£1,096 GBP
Retailer 14£1,403 GBP
MOH London£1,889 GBP

34 data points across 17 retailers

22 retailers£146 GBP to £1,889 GBP

A
Cheapest Retailer
-
£146 GBP
$196 USD
A
Retailer 2
-
£169 GBP
$227 USD
View
A
Retailer 3
-
£181 GBP
$243 USD
View
A
Retailer 4
-
£234 GBP
View
B+
Retailer 5
-
£245 GBP
$328 USD
View
A
Retailer 6
-
£324 GBP
$434 USD
View
A
Retailer 7
-
£346 GBP
ZAR 7,485 ZAR
View
A
Retailer 8
-
£372 GBP
View
Retailer 9
-
£407 GBP
$546 USD
View
Price last confirmed 8 days ago
A
Retailer 10
-
£469 GBP
$629 USD
View
B+
Retailer 11
-
£515 GBP
$690 USD
View
B+
Retailer 12
-
£644 GBP
$863 USD
View
B+
Retailer 13
-
£754 GBP
$1,010 USD
View
B+
Retailer 14
-
£772 GBP
$1,035 USD
View
B+
Retailer 15
-
£785 GBP
View
B+
Retailer 16
-
£827 GBP
A$1,705 AUD
View
B
Retailer 17
-
£997 GBP
$1,336 USD
View
B
Retailer 18
-
£1,046 GBP
View
B
Retailer 19
-
£1,048 GBP
A$2,161 AUD
View
B
Retailer 20
-
£1,096 GBP
$1,469 USD
View
B
Retailer 21
-
£1,403 GBP
$1,880 USD
View
Most Expensive
B
MOH London
LG645434059 · Oct 29
£1,889 GBP
View
21 more retailers have this diamond
Prices start from £146 GBPSave up to £1,743 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
1.60ct Radiant
£146 GBP