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Round|Lab Grown|IGI

2.48ct D FL Round Lab Grown Diamond

ID • D/FL • IGI LG840634394

Shape and cutting style on the report: Round brilliant

Certificate IGI LG840634394

Diamond specifications and retailer prices

From £494 GBP
$658 USD
As of October 22, 2026
Save £3,026 GBP (86%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £3,520 GBP at Helzberg Diamonds · As of October 23, 2026
View at Helzberg Diamonds

About this 2.48ct lab-grown round diamond

This 2.48ct lab-grown round sits in the two to three carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG840634394 or 840634394. Listed at 17 retailers as of October 22, 2026, with prices from £494 to £3,520, a £3,026 spread on the same certified stone. Helzberg Diamonds lists it at £3,520. 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

2.48
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840634394
Dimensions8.60 × 8.66 × 5.36 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
8.60 mm8.66 mm2.48 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840634394
Side View
Table 57.0%Crown 35.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.1%

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 22
Current: £3,520 GBP|Low: £494 GBP|High: £3,520 GBP|Avg: £1,446 GBP
Helzberg Diamonds
Retailer 2
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Retailer 18
October 24, 2026
Retailer 16£494 GBP
Retailer 9£540 GBP
Retailer 17£557 GBP
Retailer 5£573 GBP
Retailer 14£706 GBP
Retailer 3£785 GBP
Retailer 11£882 GBP
Retailer 8£937 GBP
Retailer 15£1,431 GBP
Retailer 13£1,464 GBP
Retailer 10£1,468 GBP
Retailer 6£1,611 GBP
Retailer 2£1,936 GBP
Retailer 4£1,977 GBP
Retailer 18£2,013 GBP
Retailer 12£2,130 GBP
Retailer 7£2,437 GBP
Helzberg Diamonds£3,520 GBP

6 data points across 18 retailers

17 retailers£494 GBP to £3,520 GBP

A
Cheapest Retailer
-
£494 GBP
$658 USD
A
Retailer 2
-
£540 GBP
$719 USD
View
Price last confirmed 9 days ago
A
Retailer 3
-
£573 GBP
$763 USD
View
A
Retailer 4
-
£706 GBP
$940 USD
View
Price last confirmed 5 days ago
A
Retailer 5
-
£785 GBP
$1,045 USD
View
A
Retailer 6
-
£882 GBP
View
A
Retailer 7
-
£937 GBP
$1,248 USD
View
Price last confirmed 8 days ago
A
Retailer 8
-
£1,431 GBP
$1,905 USD
View
B+
Retailer 9
-
£1,464 GBP
$1,950 USD
View
B+
Retailer 10
-
£1,468 GBP
ZAR 31,586 ZAR
View
Price last confirmed 9 days ago
B+
Retailer 11
-
£1,611 GBP
$2,146 USD
View
Price last confirmed 8 days ago
B+
Retailer 12
-
£1,936 GBP
$2,578 USD
View
B+
Retailer 13
-
£1,977 GBP
$2,633 USD
View
B+
Retailer 14
-
£2,013 GBP
SGD 3,623 SGD
View
B+
Retailer 15
-
£2,130 GBP
$2,836 USD
View
B+
Retailer 16
-
£2,437 GBP
View
Price last confirmed 8 days ago
Most Expensive
B
Helzberg Diamonds
ZXZOKGMJKJPK · Oct 23
£3,520 GBP
$4,688 USD
View
16 more retailers have this diamond
Prices start from £494 GBPSave up to £3,026 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
2.48ct Round
£494 GBP