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Heart|Lab Grown|IGI

3.05ct D IF Heart Lab Grown Diamond

ID • D/IF • IGI LG696587629

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG696587629

Diamond specifications and retailer prices

From £3,587 GBP
As of November 2, 2026
Save £6,345 GBP (64%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: £9,932 GBP at Brilliant Earth · As of November 3, 2026
View at Brilliant Earth

About this 3.05ct lab-grown heart diamond

This 3.05ct lab-grown heart sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG696587629 or 696587629. Listed at 2 retailers as of November 2, 2026, with prices from £3,587 to £9,932, a £6,345 spread on the same certified stone. Brilliant Earth lists it at £9,932. 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

3.05
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle37.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG696587629
Dimensions8.83 × 10.39 × 0.00 mm
L/W Ratio1.18
Girdle conditionFaceted
Culet sizePointed
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
8.83 mm10.39 mm3.05 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG696587629
Side View
Table 56.0%Crown 33.1°Girdle: MED-STKPavilion 37.6°Culet: NoneDepth 56.4%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 2
Current: £9,932 GBP|Low: £1,705 GBP|High: £24,597 GBP|Avg: £8,481 GBP
Brilliant Earth
Retailer 2
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Retailer 14
September 23, 2026
Retailer 8£1,705 GBP
Retailer 9£3,155 GBP
Retailer 3£3,303 GBP
Retailer 13£3,306 GBP
Retailer 2£3,587 GBP
Retailer 7£3,721 GBP
Retailer 4£4,643 GBP
Retailer 11£6,586 GBP
Retailer 10£7,586 GBP
Brilliant Earth£9,932 GBP
Retailer 14£9,994 GBP
Retailer 6£10,899 GBP
Retailer 5£13,929 GBP
Retailer 12£20,250 GBP

56 data points across 14 retailers

2 retailers£3,587 GBP to £9,932 GBP

B+
Cheapest Retailer
-
£3,587 GBP
Most Expensive
B
Brilliant Earth
16354463Y · Nov 3
£9,932 GBP
$13,320 USD
View
1 more retailer has this diamond
Prices start from £3,587 GBPSave up to £6,345 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.

B+
3.05ct Heart
£3,587 GBP