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Round|Lab Grown|IGI

1.47ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG832602742

Shape and cutting style on the report: Round brilliant

Certificate IGI LG832602742

Diamond specifications and retailer prices

From £420 GBP
HK$4,400 HKD
As of October 30, 2026
Save £1,162 GBP (73%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £1,582 GBP at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.47ct lab-grown round diamond

This 1.47ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG832602742 or 832602742. Listed at 13 retailers as of October 30, 2026, with prices from £420 to £1,582, a £1,162 spread on the same certified stone. Brilliant Earth lists it at £1,582. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.47
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG832602742
Dimensions7.29 × 7.35 × 4.47 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
7.29 mm7.35 mm1.47 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG832602742
Side View
Table 57.0%Crown 33.3°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 61.1%

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: £1,582 GBP|Low: £373 GBP|High: £1,888 GBP|Avg: £854 GBP|-16.2%
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
October 30, 2026
Retailer 13£420 GBP
Retailer 3£448 GBP
Retailer 8£516 GBP
Retailer 9£545 GBP
Retailer 6£568 GBP
Retailer 10£595 GBP
Retailer 5£724 GBP
Retailer 4£911 GBP
Retailer 2£1,057 GBP
Retailer 12£1,139 GBP
Retailer 7£1,279 GBP
Retailer 11£1,440 GBP
Brilliant Earth£1,582 GBP

18 data points across 13 retailers

13 retailers£420 GBP to £1,582 GBP

A
Cheapest Retailer
-
£420 GBP
HK$4,400 HKD
A
Retailer 2
-
£448 GBP
$600 USD
View
A
Retailer 3
-
£516 GBP
€659 EUR
View
A
Retailer 4
-
£545 GBP
ZAR 11,803 ZAR
View
A
Retailer 5
-
£568 GBP
View
A
Retailer 6
-
£595 GBP
$797 USD
View
B+
Retailer 7
-
£724 GBP
$970 USD
View
B+
Retailer 8
-
£1,041 GBP
$1,395 USD
View
B+
Retailer 9
-
£1,057 GBP
A$2,178 AUD
View
B+
Retailer 10
-
£1,139 GBP
$1,526 USD
View
B+
Retailer 11
-
£1,279 GBP
View
Retailer 12
-
£1,440 GBP
$1,930 USD
View
Price last confirmed 9 days ago
Most Expensive
B
Brilliant Earth
21826762Y · Oct 30
£1,582 GBP
$2,120 USD
View
12 more retailers have this diamond
Prices start from £420 GBPSave up to £1,162 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
1.47ct Round
£420 GBP