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Round|Lab Grown|IGI

1.99ct E FL Round Lab Grown Diamond

ID • E/FL • IGI LG840634388

Shape and cutting style on the report: Round brilliant

Certificate IGI LG840634388

Diamond specifications and retailer prices

From £382 GBP
$509 USD
As of October 29, 2026
Save £3,012 GBP (89%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £3,394 GBP at Brilliant Earth · As of October 29, 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 LG840634388 or 840634388. Listed at 22 retailers as of October 29, 2026, with prices from £382 to £3,394, a £3,012 spread on the same certified stone. Brilliant Earth lists it at £3,394. 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 angle34.9°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840634388
Dimensions8.00 × 8.06 × 5.00 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
8.00 mm8.06 mm1.99 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840634388
Side View
Table 58.0%Crown 34.9°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 62.3%

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 29
Current: £3,394 GBP|Low: £382 GBP|High: £3,394 GBP|Avg: £1,242 GBP
Brilliant Earth
Retailer 2
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Retailer 22
October 29, 2026
Retailer 7£382 GBP
Retailer 21£428 GBP
Retailer 8£445 GBP
Retailer 14£474 GBP
Retailer 5£578 GBP
Retailer 10£654 GBP
Retailer 16£716 GBP
Retailer 3£735 GBP
Retailer 2£787 GBP
Retailer 13£787 GBP
Retailer 17£814 GBP
Retailer 6£1,126 GBP
Retailer 4£1,223 GBP
Retailer 12£1,246 GBP
Retailer 11£1,541 GBP
Retailer 9£1,629 GBP
Retailer 20£1,663 GBP
Retailer 22£1,699 GBP
Retailer 18£1,980 GBP
Retailer 19£2,591 GBP
Retailer 15£2,718 GBP
Brilliant Earth£3,394 GBP

11 data points across 22 retailers

22 retailers£382 GBP to £3,394 GBP

A
Cheapest Retailer
-
£382 GBP
$509 USD
A
Retailer 2
-
£428 GBP
$570 USD
View
A
Retailer 3
-
£445 GBP
$592 USD
View
Final sale: no returns
A
Retailer 4
-
£474 GBP
$631 USD
View
A
Retailer 5
-
£578 GBP
$770 USD
View
A
Retailer 6
-
£654 GBP
$871 USD
View
A
Retailer 7
-
£716 GBP
View
A
Retailer 8
-
£735 GBP
$979 USD
View
A
Retailer 9
-
£787 GBP
View
A
Retailer 10
-
£787 GBP
€998 EUR
View
A
Retailer 11
-
£814 GBP
ZAR 17,510 ZAR
View
B+
Retailer 12
-
£1,126 GBP
$1,499 USD
View
B+
Retailer 13
-
£1,223 GBP
$1,628 USD
View
B+
Retailer 14
-
£1,246 GBP
$1,659 USD
View
B+
Retailer 15
-
£1,541 GBP
$2,053 USD
View
B+
Retailer 16
-
£1,629 GBP
SGD 2,931 SGD
View
B+
Retailer 17
-
£1,663 GBP
$2,214 USD
View
B+
Retailer 18
-
£1,699 GBP
$2,263 USD
View
B
Retailer 19
-
£1,980 GBP
View
B
Retailer 20
-
£2,591 GBP
$3,450 USD
View
B
Retailer 21
-
£2,718 GBP
$3,619 USD
View
Most Expensive
B
Brilliant Earth
22192117A · Oct 29
£3,394 GBP
$4,520 USD
View
21 more retailers have this diamond
Prices start from £382 GBPSave up to £3,012 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
£382 GBP