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Radiant|Lab Grown|IGI

1.65ct D FL Radiant Lab Grown Diamond

EX • D/FL • IGI LG768632822

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

Certificate IGI LG768632822

Diamond specifications and retailer prices

From £367 GBP
$493 USD
As of November 2, 2026
Save £2,897 GBP (89%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £3,264 GBP at Do Amore Diamonds · As of November 1, 2026
View at Do Amore Diamonds

About this 1.65ct lab-grown radiant diamond

This 1.65ct 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 LG768632822 or 768632822. Listed at 15 retailers as of November 1, 2026, with prices from £367 to £3,264, a £2,897 spread on the same certified stone. Do Amore Diamonds lists it at £3,264. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.65
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.5°
Pavilion angle33.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG768632822
Dimensions8.39 × 5.78 × 3.84 mm
L/W Ratio1.45
Culet sizePointed
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
8.39 mm5.78 mm1.65 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG768632822
Side View
Table 59.0%Crown 41.5°Girdle: Slightly ThickPavilion 33.5°Culet: NoneDepth 66.4%

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: £3,264 GBP|Low: £367 GBP|High: £4,017 GBP|Avg: £1,482 GBP|-17.0%
Do Amore Diamonds
Retailer 2
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Retailer 5
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Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
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Retailer 15
November 2, 2026
Retailer 10£367 GBP
Retailer 3£411 GBP
Retailer 7£505 GBP
Retailer 5£544 GBP
Retailer 12£566 GBP
Retailer 11£709 GBP
Retailer 6£740 GBP
Retailer 2£807 GBP
Retailer 13£1,224 GBP
Retailer 15£1,304 GBP
Retailer 14£1,323 GBP
Retailer 8£2,099 GBP
Retailer 9£2,727 GBP
Retailer 4£2,932 GBP
Do Amore Diamonds£3,264 GBP

36 data points across 15 retailers

15 retailers£367 GBP to £3,264 GBP

A
Cheapest Retailer
-
£367 GBP
$493 USD
A
Retailer 2
-
£411 GBP
$552 USD
View
A
Retailer 3
-
£505 GBP
$678 USD
View
Final sale: no returns
A
Retailer 4
-
£544 GBP
$730 USD
View
A
Retailer 5
-
£566 GBP
$760 USD
View
A
Retailer 6
-
£709 GBP
$951 USD
View
A
Retailer 7
-
£740 GBP
$993 USD
View
A
Retailer 8
-
£807 GBP
€1,031 EUR
View
B+
Retailer 9
-
£1,224 GBP
$1,643 USD
View
B+
Retailer 10
-
£1,304 GBP
$1,750 USD
View
B+
Retailer 11
-
£1,323 GBP
$1,775 USD
View
B
Retailer 12
-
£2,099 GBP
View
B
Retailer 13
-
£2,727 GBP
$3,660 USD
View
B
Retailer 14
-
£2,932 GBP
$3,935 USD
View
Most Expensive
B
Do Amore Diamonds
27-82CA24BB9 · Nov 1
£3,264 GBP
$4,380 USD
View
14 more retailers have this diamond
Prices start from £367 GBPSave up to £2,897 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
1.65ct Radiant
£367 GBP