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Heart|Lab Grown|IGI

3.06ct D IF Heart Lab Grown Diamond

VG • D/IF • IGI LG619433990

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG619433990

Diamond specifications and retailer prices

From £910 GBP
As of November 2, 2026
Save £7,173 GBP (89%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £8,083 GBP at Do Amore Diamonds · As of November 2, 2026
View at Do Amore 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 very-good cut grade and certified by IGI LG619433990 or 619433990. Listed at 19 retailers as of November 2, 2026, with prices from £910 to £8,083, a £7,173 spread on the same certified stone. Do Amore Diamonds lists it at £8,083. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

3.06
Carat
D
Colour
IF
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle37.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG619433990
Dimensions10.16 × 9.15 × 5.74 mm
L/W Ratio1.11
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
10.16 mm9.15 mm3.06 ctD / IF
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG619433990
Side View
Table 61.0%Crown 36.1°Girdle: STK-THKPavilion 37.9°Culet: NoneDepth 56.5%

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 2
Current: £1,764 GBP|Low: £874 GBP|High: £3,793 GBP|Avg: £1,785 GBP|+2.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 4, 2026
Retailer 11£910 GBP
Retailer 3£990 GBP
Retailer 5£1,019 GBP
Retailer 12£1,056 GBP
Retailer 10£1,186 GBP
Retailer 4£1,296 GBP
Retailer 7£1,643 GBP
Retailer 1£1,764 GBP
Retailer 2£2,022 GBP
Retailer 13£2,184 GBP
Retailer 9£2,631 GBP
Retailer 6£2,708 GBP
Retailer 8£3,743 GBP

45 data points across 13 retailers

19 retailers£910 GBP to £8,083 GBP

A
Cheapest Retailer
-
£910 GBP
A
Retailer 2
-
£990 GBP
View
A
Retailer 3
-
£1,019 GBP
View
Final sale: no returns
A
Retailer 4
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£1,056 GBP
View
Retailer 5
-
£1,056 GBP
View
Price last confirmed 23 days ago
A
Retailer 6
-
£1,186 GBP
View
A
Retailer 7
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£1,296 GBP
View
A
Retailer 8
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£1,477 GBP
View
A
Retailer 9
-
£1,643 GBP
View
A
Retailer 10
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£1,764 GBP
View
A
Retailer 11
-
£1,789 GBP
View
A
Retailer 12
-
£2,022 GBP
View
A
Retailer 13
-
£2,184 GBP
View
B+
Retailer 14
-
£2,631 GBP
View
B+
Retailer 15
-
£2,708 GBP
View
B+
Retailer 16
-
£3,282 GBP
View
B+
Retailer 17
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£3,743 GBP
View
B+
Retailer 18
-
£4,131 GBP
View
Most Expensive
B
Do Amore Diamonds
27-23BBCB2DA · Nov 2
£8,083 GBP
$10,840 USD
View
18 more retailers have this diamond
Prices start from £910 GBPSave up to £7,173 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
£910 GBP