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Round|Lab Grown|IGI

1.80ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG776625445

Shape and cutting style on the report: Round brilliant

Certificate IGI LG776625445

Diamond specifications and retailer prices

From £287 GBP
$385 USD
As of October 30, 2026
Save £2,153 GBP (88%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £2,440 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.8ct lab-grown round diamond

This 1.8ct lab-grown round sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG776625445 or 776625445. Listed at 21 retailers as of October 29, 2026, with prices from £287 to £2,440, a £2,153 spread on the same certified stone. Brilliant Earth lists it at £2,440. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.80
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG776625445
Dimensions7.85 × 7.89 × 4.75 mm
L/W Ratio1.01
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
7.85 mm7.89 mm1.80 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG776625445
Side View
Table 59.0%Crown 33.9°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 60.3%

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: £2,440 GBP|Low: £287 GBP|High: £2,440 GBP|Avg: £927 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 5£287 GBP
Retailer 16£448 GBP
Retailer 3£455 GBP
Retailer 10£480 GBP
Retailer 12£515 GBP
Retailer 15£547 GBP
Retailer 11£570 GBP
Retailer 6£724 GBP
Retailer 14£739 GBP
Retailer 4£899 GBP
Retailer 8£947 GBP
Retailer 7£1,056 GBP
Retailer 2£1,203 GBP
Retailer 17£1,234 GBP
Retailer 13£1,251 GBP
Retailer 9£1,933 GBP
Brilliant Earth£2,440 GBP

26 data points across 17 retailers

21 retailers£287 GBP to £2,440 GBP

Retailer 1
-
£260 GBP
$349 USD
Price last confirmed 20 days ago
A
Retailer 2
-
£287 GBP
$385 USD
View
Final sale: no returns
Retailer 3
-
£323 GBP
$433 USD
View
Price last confirmed 28 days ago
Retailer 4
-
£323 GBP
$433 USD
View
Price last confirmed 18 days ago
A
Retailer 5
-
£448 GBP
$600 USD
View
A
Retailer 6
-
£455 GBP
$610 USD
View
A
Retailer 7
-
£480 GBP
View
A
Retailer 8
-
£515 GBP
€657 EUR
View
A
Retailer 9
-
£547 GBP
ZAR 11,846 ZAR
View
A
Retailer 10
-
£570 GBP
View
A
Retailer 11
-
£724 GBP
$970 USD
View
A
Retailer 12
-
£739 GBP
A$1,524 AUD
View
A
Retailer 13
-
£899 GBP
$1,205 USD
View
B+
Retailer 14
-
£947 GBP
$1,269 USD
View
Retailer 15
-
£1,038 GBP
$1,391 USD
View
Price last confirmed 23 days ago
B+
Retailer 16
-
£1,056 GBP
$1,414 USD
View
B+
Retailer 17
-
£1,203 GBP
$1,612 USD
View
B+
Retailer 18
-
£1,234 GBP
$1,654 USD
View
B+
Retailer 19
-
£1,251 GBP
View
B
Retailer 20
-
£1,933 GBP
$2,590 USD
View
Most Expensive
B
Brilliant Earth
21580625A · Oct 29
£2,440 GBP
$3,270 USD
View
20 more retailers have this diamond
Prices start from £287 GBPSave up to £2,153 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
1.80ct Round
£287 GBP