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Radiant|Lab Grown|IGI

1.99ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG801694517

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

Certificate IGI LG801694517

Diamond specifications and retailer prices

From £586 GBP
$785 USD
As of October 30, 2026
Save £4,616 GBP (89%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £5,202 GBP at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 1.99ct lab-grown radiant diamond

This 1.99ct 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 LG801694517 or 801694517. Listed at 13 retailers as of October 30, 2026, with prices from £586 to £5,202, a £4,616 spread on the same certified stone. Do Amore Diamonds lists it at £5,202. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.99
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.3°
Pavilion angle34.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG801694517
Dimensions8.85 × 6.09 × 4.27 mm
L/W Ratio1.45
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
8.85 mm6.09 mm1.99 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG801694517
Side View
Table 58.0%Crown 40.3°Girdle: ThickPavilion 34.8°Culet: NoneDepth 70.1%

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: Oct 30
Current: £5,202 GBP|Low: £586 GBP|High: £7,620 GBP|Avg: £2,504 GBP|-31.7%
Do Amore Diamonds
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
October 30, 2026
Retailer 8£586 GBP
Retailer 14£657 GBP
Retailer 12£822 GBP
Retailer 3£873 GBP
Retailer 9£1,084 GBP
Retailer 2£1,098 GBP
Retailer 15£1,297 GBP
Retailer 13£1,666 GBP
Retailer 11£2,109 GBP
Retailer 10£2,827 GBP
Retailer 6£2,868 GBP
Retailer 5£2,999 GBP
Retailer 7£3,469 GBP
Retailer 4£4,717 GBP
Do Amore Diamonds£5,202 GBP

30 data points across 15 retailers

13 retailers£586 GBP to £5,202 GBP

A
Cheapest Retailer
-
£586 GBP
$785 USD
A
Retailer 2
-
£657 GBP
$880 USD
View
A
Retailer 3
-
£822 GBP
$1,101 USD
View
A
Retailer 4
-
£873 GBP
$1,170 USD
View
A
Retailer 5
-
£1,084 GBP
$1,452 USD
View
B+
Retailer 6
-
£1,098 GBP
$1,471 USD
View
Retailer 7
-
£1,297 GBP
€1,655 EUR
View
Price last confirmed 7 days ago
B+
Retailer 8
-
£1,666 GBP
$2,232 USD
View
B
Retailer 9
-
£2,109 GBP
$2,826 USD
View
B
Retailer 10
-
£2,827 GBP
View
Retailer 11
-
£3,469 GBP
$4,649 USD
View
Price last confirmed 87 days ago
B
Retailer 12
-
£4,717 GBP
$6,320 USD
View
Most Expensive
B
Do Amore Diamonds
27-87D1F5853 · Oct 30
£5,202 GBP
$6,970 USD
View
12 more retailers have this diamond
Prices start from £586 GBPSave up to £4,616 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
1.99ct Radiant
£586 GBP