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Heart|Lab Grown|IGI

3.09ct G VS1 Heart Lab Grown Diamond

ID • G/VS1 • IGI LG533220997

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG533220997

Diamond specifications and retailer prices

From £463 GBP
As of November 4, 2026
Save £3,648 GBP (89%) vs most expensive(unlock to see where)
27 retailers carry this diamond
Most expensive: £4,111 GBP at Do Amore Diamonds · As of November 4, 2026
View at Do Amore Diamonds

About this 3.09ct lab-grown heart diamond

This 3.09ct lab-grown heart sits in the three to five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG533220997 or 533220997. Listed at 27 retailers as of November 4, 2026, with prices from £463 to £4,111, a £3,648 spread on the same certified stone. Do Amore Diamonds lists it at £4,111. 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

3.09
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.4°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG533220997
Dimensions8.65 × 10.18 × 6.01 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 Faint Blue
Top View
8.65 mm10.18 mm3.09 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG533220997
Side View
Table 59.5%Crown 38.4°Girdle: MED-STKPavilion 39.2°Culet: NoneDepth 59.0%

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: £940 GBP|Low: £463 GBP|High: £2,356 GBP|Avg: £1,279 GBP|+1.2%
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
Retailer 14
November 5, 2026
Retailer 12£463 GBP
Retailer 6£584 GBP
Retailer 5£650 GBP
Retailer 7£667 GBP
Retailer 4£774 GBP
Retailer 13£896 GBP
Retailer 1£940 GBP
Retailer 8£1,339 GBP
Retailer 11£1,372 GBP
Retailer 9£1,376 GBP
Retailer 2£1,832 GBP
Retailer 3£2,257 GBP
Retailer 14£2,259 GBP
Retailer 10£2,331 GBP

42 data points across 14 retailers

27 retailers£463 GBP to £4,111 GBP

Retailer 1
-
£463 GBP
Price last confirmed 36 days ago
A
Retailer 2
-
£463 GBP
View
Retailer 3
-
£463 GBP
View
Price last confirmed 28 days ago
Retailer 4
-
£463 GBP
View
Price last confirmed 25 days ago
Retailer 5
-
£519 GBP
View
Price last confirmed 37 days ago
Retailer 6
-
£567 GBP
View
Price last confirmed 39 days ago
Retailer 7
-
£574 GBP
View
Price last confirmed 26 days ago
Retailer 8
-
£574 GBP
View
Price last confirmed 33 days ago
A
Retailer 9
-
£584 GBP
View
Final sale: no returns
A
Retailer 10
-
£650 GBP
View
A
Retailer 11
-
£667 GBP
View
A
Retailer 12
-
£774 GBP
View
A
Retailer 13
-
£777 GBP
View
A
Retailer 14
-
£896 GBP
View
A
Retailer 15
-
£940 GBP
View
B+
Retailer 16
-
£1,339 GBP
View
B+
Retailer 17
-
£1,372 GBP
View
B+
Retailer 18
-
£1,376 GBP
View
Retailer 19
-
£1,667 GBP
View
Price last confirmed 26 days ago
B+
Retailer 20
-
£1,667 GBP
View
Retailer 21
-
£1,667 GBP
View
Price last confirmed 36 days ago
B
Retailer 22
-
£1,832 GBP
View
B
Retailer 23
-
£2,126 GBP
View
B
Retailer 24
-
£2,257 GBP
View
B
Retailer 25
-
£2,259 GBP
View
Retailer 26
-
£2,331 GBP
View
Price last confirmed 10 days ago
Most Expensive
B
Do Amore Diamonds
27-6E1D4EA55 · Nov 4
£4,111 GBP
$5,550 USD
View
26 more retailers have this diamond
Prices start from £463 GBPSave up to £3,648 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
3.09ct Heart
£463 GBP