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Heart|Lab Grown|IGI

3.02ct E IF Heart Lab Grown Diamond

EX • E/IF • IGI LG623416596

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG623416596

Diamond specifications and retailer prices

From £1,045 GBP
$1,392 USD
As of October 28, 2026
Save £3,610 GBP (78%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £4,656 GBP at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 3.02ct lab-grown heart diamond

This 3.02ct lab-grown heart sits in the three to five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG623416596 or 623416596. Listed at 23 retailers as of October 28, 2026, with prices from £1,045 to £4,656, a £3,610 spread on the same certified stone. Brilliant Earth lists it at £4,656. 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

3.02
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG623416596
Dimensions9.69 × 9.69 × 9.14 mm
L/W Ratio1.00
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
9.69 mm9.69 mm3.02 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG623416596
Side View
Table 56.0%Crown 34.8°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 61.2%

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: Oct 28
Current: £4,656 GBP|Low: £1,045 GBP|High: £4,656 GBP|Avg: £2,407 GBP
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
Retailer 16
October 30, 2026
Retailer 12£1,045 GBP
Retailer 13£1,209 GBP
Retailer 5£1,322 GBP
Retailer 2£1,525 GBP
Retailer 15£1,628 GBP
Retailer 10£1,737 GBP
Retailer 4£2,073 GBP
Retailer 16£2,261 GBP
Retailer 14£2,445 GBP
Retailer 9£2,513 GBP
Retailer 6£2,799 GBP
Retailer 3£2,972 GBP
Retailer 8£3,394 GBP
Retailer 11£3,496 GBP
Retailer 7£3,796 GBP
Brilliant Earth£4,656 GBP

41 data points across 16 retailers

23 retailers£1,045 GBP to £4,656 GBP

Retailer 1
-
£933 GBP
$1,243 USD
Price last confirmed 22 days ago
Retailer 2
-
£1,015 GBP
$1,352 USD
View
Price last confirmed 31 days ago
A
Retailer 3
-
£1,045 GBP
$1,392 USD
View
Final sale: no returns
Retailer 4
-
£1,067 GBP
$1,421 USD
View
Price last confirmed 35 days ago
Retailer 5
-
£1,082 GBP
$1,441 USD
View
Price last confirmed 27 days ago
Retailer 6
-
£1,082 GBP
$1,441 USD
View
Price last confirmed 17 days ago
A
Retailer 7
-
£1,209 GBP
$1,610 USD
View
A
Retailer 8
-
£1,322 GBP
$1,760 USD
View
A
Retailer 9
-
£1,525 GBP
View
A
Retailer 10
-
£1,628 GBP
$2,168 USD
View
A
Retailer 11
-
£1,737 GBP
€2,203 EUR
View
Retailer 12
-
£2,029 GBP
$2,702 USD
View
Price last confirmed 29 days ago
A
Retailer 13
-
£2,073 GBP
$2,761 USD
View
A
Retailer 14
-
£2,261 GBP
$3,011 USD
View
A
Retailer 15
-
£2,445 GBP
A$5,009 AUD
View
A
Retailer 16
-
£2,513 GBP
ZAR 54,067 ZAR
View
B+
Retailer 17
-
£2,799 GBP
$3,727 USD
View
B+
Retailer 18
-
£2,972 GBP
$3,958 USD
View
B+
Retailer 19
-
£3,106 GBP
$4,136 USD
View
B+
Retailer 20
-
£3,394 GBP
$4,520 USD
View
B+
Retailer 21
-
£3,496 GBP
View
B+
Retailer 22
-
£3,796 GBP
$5,055 USD
View
Most Expensive
B
Brilliant Earth
9680815A · Oct 28
£4,656 GBP
$6,200 USD
View
22 more retailers have this diamond
Prices start from £1,045 GBPSave up to £3,610 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
3.02ct Heart
£1,045 GBP