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Round|Lab Grown|IGI

2.09ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG783654647

Shape and cutting style on the report: Round brilliant

Certificate IGI LG783654647

Diamond specifications and retailer prices

From £294 GBP
$392 USD
As of October 26, 2026
Save £2,394 GBP (89%) vs most expensive(unlock to see where)
23 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 LG783654647 or 783654647. Listed at 23 retailers as of October 26, 2026, with prices from £294 to £2,688, a £2,394 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 angle34.5°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG783654647
Dimensions8.18 × 8.24 × 5.03 mm
L/W Ratio1.01
Girdle conditionFaceted
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
8.18 mm8.24 mm2.09 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG783654647
Side View
Table 59.0%Crown 34.5°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 61.3%

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 26
Current: £2,688 GBP|Low: £293 GBP|High: £2,688 GBP|Avg: £866 GBP
Brilliant Earth
Retailer 2
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October 29, 2026
Retailer 4£294 GBP
Retailer 14£329 GBP
Retailer 12£330 GBP
Retailer 9£366 GBP
Retailer 21£366 GBP
Retailer 16£409 GBP
Retailer 19£477 GBP
Retailer 8£490 GBP
Retailer 17£562 GBP
Retailer 7£565 GBP
Retailer 2£596 GBP
Retailer 13£808 GBP
Retailer 20£878 GBP
Retailer 18£881 GBP
Retailer 3£906 GBP
Retailer 5£1,174 GBP
Retailer 6£1,177 GBP
Retailer 11£1,202 GBP
Retailer 10£1,323 GBP
Retailer 15£1,435 GBP
Brilliant Earth£2,688 GBP

32 data points across 21 retailers

23 retailers£294 GBP to £2,688 GBP

A
Cheapest Retailer
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£294 GBP
$392 USD
A
Retailer 2
-
£329 GBP
$438 USD
View
Final sale: no returns
A
Retailer 3
-
£330 GBP
$439 USD
View
A
Retailer 4
-
£366 GBP
$487 USD
View
A
Retailer 5
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£366 GBP
$487 USD
View
A
Retailer 6
-
£409 GBP
View
A
Retailer 7
-
£477 GBP
$635 USD
View
A
Retailer 8
-
£490 GBP
$652 USD
View
A
Retailer 9
-
£562 GBP
€713 EUR
View
A
Retailer 10
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£565 GBP
$753 USD
View
A
Retailer 11
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£596 GBP
View
A
Retailer 12
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£808 GBP
A$1,656 AUD
View
A
Retailer 13
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£878 GBP
$1,169 USD
View
A
Retailer 14
-
£881 GBP
ZAR 18,960 ZAR
View
A
Retailer 15
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£906 GBP
$1,206 USD
View
Retailer 16
-
£977 GBP
$1,301 USD
View
Price last confirmed 37 days ago
A
Retailer 17
-
£1,174 GBP
$1,564 USD
View
A
Retailer 18
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£1,177 GBP
$1,568 USD
View
B+
Retailer 19
-
£1,202 GBP
$1,601 USD
View
B+
Retailer 20
-
£1,323 GBP
$1,762 USD
View
B+
Retailer 21
-
£1,435 GBP
View
Retailer 22
-
£2,688 GBP
$3,580 USD
View
Price last confirmed 15 days ago
Most Expensive
B
Brilliant Earth
19934355A · Oct 29
£2,688 GBP
$3,580 USD
View
22 more retailers have this diamond
Prices start from £294 GBPSave up to £2,394 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
£294 GBP