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Round|Lab Grown|IGI

2.09ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG812620249

Shape and cutting style on the report: Round brilliant

Certificate IGI LG812620249

Diamond specifications and retailer prices

From £339 GBP
$451 USD
As of October 28, 2026
Save £2,350 GBP (87%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: £2,688 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 2.09ct lab-grown round diamond

This 2.09ct lab-grown round sits in the two to three carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG812620249 or 812620249. Listed at 26 retailers as of October 28, 2026, with prices from £339 to £2,688, a £2,350 spread on the same certified stone. Brilliant Earth lists it at £2,688. 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

2.09
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG812620249
Dimensions8.16 × 8.20 × 5.06 mm
L/W Ratio1.00
Girdle conditionFaceted
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
8.16 mm8.20 mm2.09 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG812620249
Side View
Table 57.0%Crown 35.5°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 61.8%

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 28
Current: £2,688 GBP|Low: £339 GBP|High: £2,688 GBP|Avg: £966 GBP
Brilliant Earth
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 4£339 GBP
Retailer 14£527 GBP
Retailer 16£541 GBP
Retailer 11£601 GBP
Retailer 2£614 GBP
Retailer 7£631 GBP
Retailer 10£830 GBP
Retailer 5£864 GBP
Retailer 13£905 GBP
Retailer 17£909 GBP
Retailer 8£1,075 GBP
Retailer 6£1,232 GBP
Retailer 15£1,382 GBP
Retailer 3£1,404 GBP
Retailer 12£1,473 GBP
Retailer 9£2,054 GBP
Brilliant Earth£2,688 GBP

40 data points across 17 retailers

26 retailers£339 GBP to £2,688 GBP

Retailer 1
-
£309 GBP
$411 USD
Price last confirmed 37 days ago
Retailer 2
-
£309 GBP
$411 USD
View
Price last confirmed 19 days ago
A
Retailer 3
-
£339 GBP
$451 USD
View
Final sale: no returns
Retailer 4
-
£346 GBP
$461 USD
View
Price last confirmed 37 days ago
Retailer 5
-
£378 GBP
$503 USD
View
Price last confirmed 34 days ago
Retailer 6
-
£383 GBP
$510 USD
View
Price last confirmed 27 days ago
Retailer 7
-
£383 GBP
$510 USD
View
Price last confirmed 17 days ago
A
Retailer 8
-
£527 GBP
$702 USD
View
A
Retailer 9
-
£541 GBP
$720 USD
View
A
Retailer 10
-
£601 GBP
€762 EUR
View
A
Retailer 11
-
£614 GBP
View
A
Retailer 12
-
£631 GBP
$840 USD
View
A
Retailer 13
-
£830 GBP
A$1,700 AUD
View
A
Retailer 14
-
£864 GBP
$1,150 USD
View
A
Retailer 15
-
£905 GBP
ZAR 19,462 ZAR
View
A
Retailer 16
-
£909 GBP
$1,210 USD
View
A
Retailer 17
-
£1,075 GBP
$1,431 USD
View
Retailer 18
-
£1,232 GBP
$1,640 USD
View
Price last confirmed 39 days ago
Retailer 19
-
£1,232 GBP
$1,640 USD
View
Price last confirmed 22 days ago
B+
Retailer 20
-
£1,232 GBP
$1,641 USD
View
B+
Retailer 21
-
£1,316 GBP
$1,753 USD
View
B+
Retailer 22
-
£1,382 GBP
$1,841 USD
View
B+
Retailer 23
-
£1,404 GBP
$1,870 USD
View
B+
Retailer 24
-
£1,473 GBP
View
Retailer 25
-
£2,054 GBP
$2,735 USD
View
Price last confirmed 22 days ago
Most Expensive
B
Brilliant Earth
20747279A · Oct 29
£2,688 GBP
$3,580 USD
View
25 more retailers have this diamond
Prices start from £339 GBPSave up to £2,350 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
2.09ct Round
£339 GBP