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Round|Lab Grown|IGI

1.48ct D FL Round Lab Grown Diamond

ID • D/FL • IGI LG834614608

Shape and cutting style on the report: Round brilliant

Certificate IGI LG834614608

Diamond specifications and retailer prices

From £290 GBP
$388 USD
As of November 1, 2026
Save £1,964 GBP (87%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: £2,254 GBP at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.48ct lab-grown round diamond

This 1.48ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG834614608 or 834614608. Listed at 24 retailers as of October 31, 2026, with prices from £290 to £2,254, a £1,964 spread on the same certified stone. Brilliant Earth lists it at £2,254. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.48
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG834614608
Dimensions7.33 × 7.37 × 4.49 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
7.33 mm7.37 mm1.48 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG834614608
Side View
Table 58.0%Crown 34.8°Girdle: MediumPavilion 40.9°Culet: NoneDepth 61.1%

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: Nov 1
Current: £2,254 GBP|Low: £278 GBP|High: £2,821 GBP|Avg: £874 GBP|-19.9%
Brilliant Earth
Retailer 2
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Retailer 22
November 1, 2026
Retailer 22£290 GBP
Retailer 5£324 GBP
Retailer 4£359 GBP
Retailer 8£359 GBP
Retailer 12£520 GBP
Retailer 17£551 GBP
Retailer 13£569 GBP
Retailer 3£571 GBP
Retailer 19£571 GBP
Retailer 21£593 GBP
Retailer 18£617 GBP
Retailer 16£648 GBP
Retailer 14£782 GBP
Retailer 10£790 GBP
Retailer 9£1,153 GBP
Retailer 11£1,182 GBP
Retailer 6£1,313 GBP
Retailer 7£1,338 GBP
Retailer 2£1,402 GBP
Retailer 20£1,537 GBP
Retailer 15£1,640 GBP
Brilliant Earth£2,254 GBP

34 data points across 22 retailers

24 retailers£290 GBP to £2,254 GBP

A
Cheapest Retailer
-
£290 GBP
$388 USD
A
Retailer 2
-
£324 GBP
$434 USD
View
Retailer 3
-
£359 GBP
$481 USD
View
Price last confirmed 7 days ago
A
Retailer 4
-
£359 GBP
$481 USD
View
A
Retailer 5
-
£363 GBP
$486 USD
View
Final sale: no returns
A
Retailer 6
-
£520 GBP
$697 USD
View
A
Retailer 7
-
£551 GBP
€703 EUR
View
A
Retailer 8
-
£569 GBP
View
A
Retailer 9
-
£571 GBP
$765 USD
View
A
Retailer 10
-
£571 GBP
$765 USD
View
A
Retailer 11
-
£593 GBP
$794 USD
View
A
Retailer 12
-
£617 GBP
ZAR 13,346 ZAR
View
A
Retailer 13
-
£648 GBP
View
B+
Retailer 14
-
£782 GBP
$1,048 USD
View
B+
Retailer 15
-
£790 GBP
$1,059 USD
View
B+
Retailer 16
-
£1,153 GBP
$1,545 USD
View
B+
Retailer 17
-
£1,181 GBP
$1,583 USD
View
B+
Retailer 18
-
£1,182 GBP
CA$2,199 CAD
View
B
Retailer 19
-
£1,313 GBP
$1,759 USD
View
B
Retailer 20
-
£1,338 GBP
$1,793 USD
View
B+
Retailer 21
-
£1,402 GBP
View
Retailer 22
-
£1,537 GBP
$2,060 USD
View
Price last confirmed 11 days ago
B
Retailer 23
-
£1,640 GBP
$2,197 USD
View
Most Expensive
B
Brilliant Earth
21653982A · Oct 31
£2,254 GBP
$3,020 USD
View
23 more retailers have this diamond
Prices start from £290 GBPSave up to £1,964 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
1.48ct Round
£290 GBP