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Radiant|Lab Grown|IGI

1.62ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG825652806

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

Certificate IGI LG825652806

Diamond specifications and retailer prices

From £413 GBP
$554 USD
As of November 2, 2026
Save £3,253 GBP (89%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £3,666 GBP at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 1.62ct lab-grown radiant diamond

This 1.62ct lab-grown radiant sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG825652806 or 825652806. Listed at 17 retailers as of November 2, 2026, with prices from £413 to £3,666, a £3,253 spread on the same certified stone. Do Amore Diamonds lists it at £3,666. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.62
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.8°
Pavilion angle37.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825652806
Dimensions8.31 × 5.70 × 4.15 mm
L/W Ratio1.46
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
8.31 mm5.70 mm1.62 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825652806
Side View
Table 63.0%Crown 36.8°Girdle: MediumPavilion 37.8°Culet: NoneDepth 72.8%

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: Nov 2
Current: £3,666 GBP|Low: £413 GBP|High: £3,979 GBP|Avg: £1,606 GBP
Do Amore Diamonds
Retailer 2
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November 2, 2026
Retailer 16£413 GBP
Retailer 8£462 GBP
Retailer 3£609 GBP
Retailer 15£615 GBP
Retailer 5£730 GBP
Retailer 18£789 GBP
Retailer 13£875 GBP
Retailer 2£905 GBP
Retailer 4£1,320 GBP
Retailer 7£1,444 GBP
Retailer 6£1,485 GBP
Retailer 9£1,782 GBP
Retailer 17£2,419 GBP
Retailer 11£2,452 GBP
Retailer 10£2,615 GBP
Retailer 12£2,683 GBP
Retailer 14£2,880 GBP
Do Amore Diamonds£3,666 GBP

34 data points across 18 retailers

17 retailers£413 GBP to £3,666 GBP

A
Cheapest Retailer
-
£413 GBP
$554 USD
A
Retailer 2
-
£462 GBP
$620 USD
View
A
Retailer 3
-
£609 GBP
$817 USD
View
A
Retailer 4
-
£615 GBP
$825 USD
View
A
Retailer 5
-
£730 GBP
$979 USD
View
A
Retailer 6
-
£788 GBP
$1,057 USD
View
A
Retailer 7
-
£789 GBP
$1,059 USD
View
B+
Retailer 8
-
£905 GBP
€1,157 EUR
View
B+
Retailer 9
-
£1,320 GBP
$1,772 USD
View
B
Retailer 10
-
£1,444 GBP
$1,938 USD
View
B+
Retailer 11
-
£1,485 GBP
$1,993 USD
View
Retailer 12
-
£1,782 GBP
$2,392 USD
View
Price last confirmed 17 days ago
B
Retailer 13
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£2,419 GBP
$3,246 USD
View
B
Retailer 14
-
£2,452 GBP
View
B
Retailer 15
-
£2,683 GBP
$3,600 USD
View
B
Retailer 16
-
£2,880 GBP
$3,865 USD
View
Most Expensive
B
Do Amore Diamonds
27-4FA863FAF · Nov 2
£3,666 GBP
$4,920 USD
View
16 more retailers have this diamond
Prices start from £413 GBPSave up to £3,253 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
1.62ct Radiant
£413 GBP