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Radiant|Lab Grown|IGI

2.05ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG837667685

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

Certificate IGI LG837667685

Diamond specifications and retailer prices

From £511 GBP
$685 USD
As of October 28, 2026
Save £3,900 GBP (88%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £4,411 GBP at Brilliant Earth · As of October 30, 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 D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG837667685 or 837667685. Listed at 11 retailers as of October 28, 2026, with prices from £511 to £4,411, a £3,900 spread on the same certified stone. Brilliant Earth lists it at £4,411. 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
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.8°
Pavilion angle36.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837667685
Dimensions8.91 × 6.36 × 4.22 mm
L/W Ratio1.40
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
8.91 mm6.36 mm2.05 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837667685
Side View
Table 60.0%Crown 40.8°Girdle: Slightly ThickPavilion 36.8°Culet: NoneDepth 66.4%

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 28
Current: £4,411 GBP|Low: £511 GBP|High: £5,194 GBP|Avg: £1,620 GBP|-15.1%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 31, 2026
Retailer 11£511 GBP
Retailer 6£599 GBP
Retailer 8£679 GBP
Retailer 7£887 GBP
Retailer 5£1,351 GBP
Retailer 4£1,386 GBP
Retailer 10£1,532 GBP
Retailer 3£2,141 GBP
Retailer 2£2,276 GBP
Retailer 9£2,308 GBP
Brilliant Earth£4,411 GBP

9 data points across 11 retailers

11 retailers£511 GBP to £4,411 GBP

A
Cheapest Retailer
-
£511 GBP
$685 USD
A
Retailer 2
-
£599 GBP
View
A
Retailer 3
-
£679 GBP
$910 USD
View
A
Retailer 4
-
£887 GBP
$1,188 USD
View
B+
Retailer 5
-
£1,351 GBP
$1,810 USD
View
B+
Retailer 6
-
£1,386 GBP
$1,857 USD
View
B+
Retailer 7
-
£1,532 GBP
$2,053 USD
View
B+
Retailer 8
-
£2,141 GBP
$2,869 USD
View
B+
Retailer 9
-
£2,276 GBP
$3,050 USD
View
B+
Retailer 10
-
£2,308 GBP
View
Most Expensive
B
Brilliant Earth
22305412A · Oct 30
£4,411 GBP
$5,910 USD
View
10 more retailers have this diamond
Prices start from £511 GBPSave up to £3,900 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
£511 GBP