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Round|Lab Grown|IGI

1.99ct E FL Round Lab Grown Diamond

ID • E/FL • IGI LG804656417

Shape and cutting style on the report: Round brilliant

Certificate IGI LG804656417

Diamond specifications and retailer prices

From £1,201 GBP
$1,600 USD
As of October 26, 2026
Save £2,170 GBP (64%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £3,484 GBP at Brilliant Earth · As of September 21, 2026
View at Brilliant Earth

About this 1.99ct lab-grown round diamond

This 1.99ct lab-grown round sits in the one-and-a-half to two carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG804656417 or 804656417. Listed at 10 retailers as of October 26, 2026, with a 181% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.99
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804656417
Dimensions8.10 × 8.14 × 4.88 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
8.10 mm8.14 mm1.99 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804656417
Side View
Table 58.0%Crown 33.5°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 60.1%

Caratlytics Score

How it works →
A+
Exceptional
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 26
Current: £3,372 GBP|Low: £375 GBP|High: £4,340 GBP|Avg: £1,801 GBP|-3.2%
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
October 25, 2026
Retailer 13£524 GBP
Retailer 9£799 GBP
Retailer 14£956 GBP
Retailer 3£1,035 GBP
Retailer 7£1,201 GBP
Retailer 11£1,269 GBP
Retailer 12£1,309 GBP
Retailer 5£1,571 GBP
Retailer 6£1,980 GBP
Retailer 4£2,157 GBP
Retailer 8£2,511 GBP
Retailer 2£2,576 GBP
Brilliant Earth£3,372 GBP
Retailer 10£3,710 GBP

22 data points across 14 retailers

10 retailers£1,201 GBP to £3,372 GBP

A+
Retailer 1
-
£418 GBP
$556 USD
Price last confirmed 19 days ago
A
Retailer 2
-
£468 GBP
$623 USD
View
Price last confirmed 20 days ago
A
Retailer 3
-
£799 GBP
$1,064 USD
View
Price last confirmed 17 days ago
B+
Retailer 4
-
£1,201 GBP
$1,600 USD
View
B+
Retailer 5
-
£1,340 GBP
$1,784 USD
View
Price last confirmed 43 days ago
B+
Retailer 6
-
£1,503 GBP
$2,001 USD
View
Price last confirmed 19 days ago
B
Retailer 7
-
£2,511 GBP
View
Price last confirmed 17 days ago
B
Retailer 8
-
£2,576 GBP
$3,430 USD
View
B
Retailer 9
-
£3,372 GBP
$4,490 USD
View
Most Expensive
B
Brilliant Earth
20798930Y · Sep 21
£3,484 GBP
$4,640 USD
View
Price last confirmed 37 days ago
9 more retailers have this diamond
Prices start from £1,201 GBPSave up to £2,170 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+
1.99ct Round
£1,201 GBP