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Heart|Lab Grown|IGI

1.47ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG816616098

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG816616098

Diamond specifications and retailer prices

From £301 GBP
As of November 4, 2026
Save £1,996 GBP (87%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £2,296 GBP at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.47ct lab-grown heart diamond

This 1.47ct lab-grown heart 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 LG816616098 or 816616098. Listed at 17 retailers as of November 4, 2026, with prices from £301 to £2,296, a £1,996 spread on the same certified stone. Brilliant Earth lists it at £2,296. 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
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39°
Pavilion angle38.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816616098
Dimensions6.84 × 7.71 × 4.74 mm
L/W Ratio1.13
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
6.84 mm7.71 mm1.47 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816616098
Side View
Table 58.0%Crown 39°Girdle: STK-THKPavilion 38.9°Culet: NoneDepth 61.5%

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: Nov 4
Current: £2,296 GBP|Low: £301 GBP|High: £3,244 GBP|Avg: £925 GBP|-29.2%
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
Retailer 15
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Retailer 17
November 5, 2026
Retailer 7£301 GBP
Retailer 3£336 GBP
Retailer 11£336 GBP
Retailer 15£373 GBP
Retailer 17£373 GBP
Retailer 14£481 GBP
Retailer 8£590 GBP
Retailer 2£606 GBP
Retailer 13£642 GBP
Retailer 4£844 GBP
Retailer 12£906 GBP
Retailer 6£1,175 GBP
Retailer 16£1,198 GBP
Retailer 5£1,224 GBP
Retailer 9£1,344 GBP
Retailer 10£1,451 GBP
Brilliant Earth£2,296 GBP

36 data points across 17 retailers

17 retailers£301 GBP to £2,296 GBP

A
Cheapest Retailer
-
£301 GBP
A
Retailer 2
-
£336 GBP
View
Final sale: no returns
A
Retailer 3
-
£336 GBP
View
A
Retailer 4
-
£373 GBP
View
Retailer 5
-
£373 GBP
View
Price last confirmed 11 days ago
A
Retailer 6
-
£481 GBP
View
A
Retailer 7
-
£590 GBP
View
A
Retailer 8
-
£606 GBP
View
A
Retailer 9
-
£642 GBP
View
B+
Retailer 10
-
£844 GBP
View
B+
Retailer 11
-
£906 GBP
View
B+
Retailer 12
-
£1,175 GBP
View
B+
Retailer 13
-
£1,198 GBP
View
B+
Retailer 14
-
£1,224 GBP
View
B+
Retailer 15
-
£1,344 GBP
View
B+
Retailer 16
-
£1,451 GBP
View
Most Expensive
B
Brilliant Earth
21421146A · Nov 4
£2,296 GBP
$3,100 USD
View
16 more retailers have this diamond
Prices start from £301 GBPSave up to £1,996 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 Heart
£301 GBP