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Radiant|Lab Grown|IGI

2.05ct E FL Radiant Lab Grown Diamond

ID • E/FL • IGI LG778641523

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

Certificate IGI LG778641523

Diamond specifications and retailer prices

From £418 GBP
$557 USD
As of October 27, 2026
Save £4,388 GBP (91%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: £4,806 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 2.05ct lab-grown radiant diamond

This 2.05ct lab-grown radiant sits in the two to three carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG778641523 or 778641523. Listed at 24 retailers as of October 27, 2026, with prices from £418 to £4,806, a £4,388 spread on the same certified stone. Brilliant Earth lists it at £4,806. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

2.05
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.3°
Pavilion angle36.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778641523
Dimensions9.22 × 6.10 × 4.28 mm
L/W Ratio1.51
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
9.22 mm6.10 mm2.05 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778641523
Side View
Table 68.0%Crown 46.3°Girdle: Slightly ThickPavilion 36.9°Culet: NoneDepth 70.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27
Current: £4,806 GBP|Low: £418 GBP|High: £4,806 GBP|Avg: £1,500 GBP
Brilliant Earth
Retailer 2
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Retailer 21
October 29, 2026
Retailer 4£418 GBP
Retailer 3£469 GBP
Retailer 16£508 GBP
Retailer 6£519 GBP
Retailer 17£620 GBP
Retailer 10£697 GBP
Retailer 5£800 GBP
Retailer 2£809 GBP
Retailer 20£885 GBP
Retailer 8£1,235 GBP
Retailer 15£1,252 GBP
Retailer 21£1,339 GBP
Retailer 9£1,364 GBP
Retailer 11£1,511 GBP
Retailer 18£1,671 GBP
Retailer 14£1,682 GBP
Retailer 12£1,847 GBP
Retailer 7£1,940 GBP
Retailer 13£2,264 GBP
Retailer 19£3,777 GBP
Brilliant Earth£4,806 GBP

29 data points across 21 retailers

24 retailers£418 GBP to £4,806 GBP

A
Cheapest Retailer
-
£418 GBP
$557 USD
A
Retailer 2
-
£469 GBP
$624 USD
View
A
Retailer 3
-
£508 GBP
$676 USD
View
Final sale: no returns
A
Retailer 4
-
£519 GBP
$691 USD
View
Retailer 5
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£519 GBP
$691 USD
View
Price last confirmed 13 days ago
A
Retailer 6
-
£620 GBP
$825 USD
View
A
Retailer 7
-
£697 GBP
$928 USD
View
A
Retailer 8
-
£800 GBP
$1,066 USD
View
A
Retailer 9
-
£809 GBP
View
A
Retailer 10
-
£885 GBP
€1,123 EUR
View
A
Retailer 11
-
£1,235 GBP
$1,644 USD
View
A
Retailer 12
-
£1,252 GBP
ZAR 26,933 ZAR
View
B+
Retailer 13
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£1,339 GBP
$1,783 USD
View
B+
Retailer 14
-
£1,364 GBP
$1,817 USD
View
B+
Retailer 15
-
£1,511 GBP
View
B+
Retailer 16
-
£1,671 GBP
$2,225 USD
View
B+
Retailer 17
-
£1,682 GBP
$2,240 USD
View
Retailer 18
-
£1,688 GBP
$2,248 USD
View
Price last confirmed 24 days ago
B+
Retailer 19
-
£1,814 GBP
$2,416 USD
View
B+
Retailer 20
-
£1,847 GBP
SGD 3,324 SGD
View
B+
Retailer 21
-
£1,940 GBP
$2,584 USD
View
B+
Retailer 22
-
£2,264 GBP
View
Retailer 23
-
£3,777 GBP
$5,030 USD
View
Price last confirmed 11 days ago
Most Expensive
B
Brilliant Earth
21417876A · Oct 29
£4,806 GBP
$6,400 USD
View
23 more retailers have this diamond
Prices start from £418 GBPSave up to £4,388 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
2.05ct Radiant
£418 GBP