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Heart|Lab Grown|IGI

3.06ct D IF Heart Lab Grown Diamond

EX • D/IF • IGI LG826659205

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG826659205

Diamond specifications and retailer prices

From £1,019 GBP
As of November 2, 2026
Save £10,935 GBP (91%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: £11,953 GBP at Novita Diamonds · As of November 1, 2026
View at Novita Diamonds

About this 3.06ct lab-grown heart diamond

This 3.06ct 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 LG826659205 or 826659205. Listed at 26 retailers as of November 1, 2026, with prices from £1,019 to £11,953, a £10,935 spread on the same certified stone. Novita Diamonds lists it at £11,953. 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

3.06
Carat
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.8°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG826659205
Dimensions9.14 × 10.13 × 5.77 mm
L/W Ratio1.11
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
9.14 mm10.13 mm3.06 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG826659205
Side View
Table 61.0%Crown 32.8°Girdle: MED-STKPavilion 40°Culet: NoneDepth 57.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 2
Current: £11,953 GBP|Low: £1,019 GBP|High: £12,103 GBP|Avg: £2,650 GBP|-1.2%
Novita Diamonds
Retailer 2
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Retailer 12
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Retailer 18
November 3, 2026
Retailer 8£1,019 GBP
Retailer 4£1,109 GBP
Retailer 7£1,182 GBP
Retailer 5£1,309 GBP
Retailer 10£1,349 GBP
Retailer 18£1,365 GBP
Retailer 2£1,404 GBP
Retailer 13£1,667 GBP
Retailer 6£1,761 GBP
Retailer 16£1,884 GBP
Retailer 3£1,972 GBP
Retailer 9£2,215 GBP
Retailer 15£2,669 GBP
Retailer 11£2,746 GBP
Retailer 12£3,253 GBP
Retailer 14£3,797 GBP
Retailer 17£6,390 GBP
Novita Diamonds£11,953 GBP

28 data points across 18 retailers

26 retailers£1,019 GBP to £11,953 GBP

A
Cheapest Retailer
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£1,019 GBP
A
Retailer 2
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£1,109 GBP
View
A
Retailer 3
-
£1,141 GBP
View
Final sale: no returns
Retailer 4
-
£1,182 GBP
View
Price last confirmed 23 days ago
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Retailer 5
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£1,182 GBP
View
A
Retailer 6
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£1,309 GBP
View
A
Retailer 7
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£1,349 GBP
View
A
Retailer 8
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£1,365 GBP
View
A
Retailer 9
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£1,404 GBP
View
A
Retailer 10
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£1,667 GBP
View
A
Retailer 11
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£1,761 GBP
View
A
Retailer 12
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£1,884 GBP
View
A
Retailer 13
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£1,972 GBP
View
A
Retailer 14
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£2,215 GBP
View
A
Retailer 15
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£2,248 GBP
View
B+
Retailer 16
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£2,669 GBP
View
B+
Retailer 17
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£2,746 GBP
View
B+
Retailer 18
-
£3,253 GBP
View
B+
Retailer 19
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£3,665 GBP
View
B+
Retailer 20
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£3,797 GBP
View
B+
Retailer 21
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£3,955 GBP
View
B+
Retailer 22
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£4,154 GBP
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B+
Retailer 23
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£4,297 GBP
View
Retailer 24
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£4,498 GBP
View
Price last confirmed 19 days ago
B
Retailer 25
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£6,390 GBP
View
Most Expensive
B
Novita Diamonds
cert_826659205 · Nov 1
£11,953 GBP
A$24,662 AUD
View
25 more retailers have this diamond
Prices start from £1,019 GBPSave up to £10,935 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
3.06ct Heart
£1,019 GBP