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Radiant|Lab Grown|IGI

1.90ct E FL Radiant Lab Grown Diamond

ID • E/FL • IGI LG825667165

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

Certificate IGI LG825667165

Diamond specifications and retailer prices

From £505 GBP
$676 USD
As of October 30, 2026
Save £2,078 GBP (80%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £3,355 GBP at Rare Carat · As of October 21, 2026
View at Rare Carat

About this 1.9ct lab-grown radiant diamond

This 1.9ct lab-grown radiant sits in the one-and-a-half to two carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG825667165 or 825667165. Listed at 21 retailers as of October 30, 2026, with a 412% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.90
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.9°
Pavilion angle34.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825667165
Dimensions8.49 × 6.30 × 4.16 mm
L/W Ratio1.35
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
8.49 mm6.30 mm1.90 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825667165
Side View
Table 66.0%Crown 46.9°Girdle: MediumPavilion 34.6°Culet: NoneDepth 66.0%

Caratlytics Score

How it works →
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: £3,355 GBP|Low: £505 GBP|High: £4,105 GBP|Avg: £1,623 GBP|-2.2%
Rare Carat
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
October 30, 2026
Retailer 7£505 GBP
Retailer 12£646 GBP
Retailer 4£726 GBP
Retailer 15£843 GBP
Retailer 5£857 GBP
Retailer 10£874 GBP
Retailer 11£960 GBP
Retailer 17£1,208 GBP
Retailer 3£1,227 GBP
Retailer 16£1,626 GBP
Retailer 14£1,690 GBP
Retailer 9£1,758 GBP
Retailer 6£1,806 GBP
Retailer 13£2,427 GBP
Retailer 8£2,457 GBP
Retailer 2£2,582 GBP
Rare Carat£3,355 GBP

36 data points across 17 retailers

21 retailers£505 GBP to £2,582 GBP

A
Cheapest Retailer
-
£505 GBP
$676 USD
Final sale: no returns
Retailer 2
-
£513 GBP
$688 USD
View
Price last confirmed 29 days ago
Retailer 3
-
£582 GBP
$780 USD
View
Price last confirmed 34 days ago
Retailer 4
-
£596 GBP
$798 USD
View
Price last confirmed 23 days ago
A
Retailer 5
-
£646 GBP
$865 USD
View
A
Retailer 6
-
£726 GBP
$973 USD
View
Retailer 7
-
£843 GBP
€1,076 EUR
View
Price last confirmed 8 days ago
A
Retailer 8
-
£857 GBP
$1,148 USD
View
A
Retailer 9
-
£874 GBP
View
A
Retailer 10
-
£960 GBP
ZAR 20,775 ZAR
View
B+
Retailer 11
-
£1,208 GBP
$1,619 USD
View
B+
Retailer 12
-
£1,227 GBP
$1,644 USD
View
B+
Retailer 13
-
£1,626 GBP
View
Retailer 14
-
£1,674 GBP
$2,243 USD
View
Price last confirmed 24 days ago
B+
Retailer 15
-
£1,690 GBP
$2,264 USD
View
B+
Retailer 16
-
£1,758 GBP
SGD 3,183 SGD
View
B+
Retailer 17
-
£1,806 GBP
$2,420 USD
View
B
Retailer 18
-
£2,427 GBP
View
B
Retailer 19
-
£2,457 GBP
$3,292 USD
View
B
Retailer 20
-
£2,582 GBP
$3,460 USD
View
Most Expensive
Rare Carat
VL-129815 · Oct 21
£3,355 GBP
$4,495 USD
View
Price last confirmed 10 days ago
20 more retailers have this diamond
Prices start from £505 GBPSave up to £2,078 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
1.90ct Radiant
£505 GBP