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Heart|Lab Grown|IGI

3.09ct D VVS1 Heart Lab Grown Diamond

ID • D/VVS1 • IGI LG792635318

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG792635318

Diamond specifications and retailer prices

From £916 GBP
$1,228 USD
As of October 30, 2026
Save £3,206 GBP (78%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £4,123 GBP at With Clarity · As of October 30, 2026
View at With Clarity

About this 3.09ct lab-grown heart diamond

This 3.09ct lab-grown heart sits in the three to five carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG792635318 or 792635318. Listed at 18 retailers as of October 30, 2026, with prices from £916 to £4,123, a £3,206 spread on the same certified stone. With Clarity lists it at £4,123. 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
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle36.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG792635318
Dimensions9.14 × 10.19 × 5.60 mm
L/W Ratio1.11
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.14 mm10.19 mm3.09 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG792635318
Side View
Table 61.0%Crown 36°Girdle: STK-THKPavilion 36.6°Culet: NoneDepth 55.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: £1,866 GBP|Low: £747 GBP|High: £4,127 GBP|Avg: £2,528 GBP|-2.6%
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
With Clarity
October 31, 2026
Retailer 7£1,026 GBP
Retailer 10£1,194 GBP
Retailer 13£1,232 GBP
Retailer 8£1,544 GBP
Retailer 4£1,623 GBP
Retailer 5£1,686 GBP
Retailer 1£1,866 GBP
Retailer 14£2,792 GBP
Retailer 11£2,844 GBP
Retailer 6£3,340 GBP
Retailer 9£3,435 GBP
Retailer 2£3,559 GBP
Retailer 3£3,729 GBP
Retailer 12£4,008 GBP
With Clarity£4,041 GBP

41 data points across 15 retailers

18 retailers£916 GBP to £4,123 GBP

A
Cheapest Retailer
-
£916 GBP
$1,228 USD
A
Retailer 2
-
£997 GBP
$1,336 USD
View
A
Retailer 3
-
£1,026 GBP
$1,375 USD
View
Final sale: no returns
A
Retailer 4
-
£1,064 GBP
$1,425 USD
View
B+
Retailer 5
-
£1,194 GBP
$1,600 USD
View
B+
Retailer 6
-
£1,232 GBP
HK$12,900 HKD
View
B+
Retailer 7
-
£1,544 GBP
View
B+
Retailer 8
-
£1,623 GBP
$2,175 USD
View
B+
Retailer 9
-
£1,686 GBP
$2,259 USD
View
B
Retailer 10
-
£1,866 GBP
$2,500 USD
View
B
Retailer 11
-
£2,792 GBP
$3,741 USD
View
B
Retailer 12
-
£2,844 GBP
$3,810 USD
View
B
Retailer 13
-
£3,340 GBP
$4,475 USD
View
B
Retailer 14
-
£3,435 GBP
View
B
Retailer 15
-
£3,559 GBP
SGD 6,445 SGD
View
B
Retailer 16
-
£3,729 GBP
$4,996 USD
View
B
Retailer 17
-
£4,008 GBP
$5,370 USD
View
Most Expensive
B
With Clarity
792635318 · Oct 30
£4,123 GBP
$5,524 USD
View
17 more retailers have this diamond
Prices start from £916 GBPSave up to £3,206 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
£916 GBP