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Heart|Lab Grown|IGI

1.34ct D VVS1 Heart Lab Grown Diamond

ID • D/VVS1 • IGI LG818662195

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG818662195

Diamond specifications and retailer prices

From £171 GBP
$229 USD
As of October 30, 2026
Save £814 GBP (83%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £985 GBP at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.34ct lab-grown heart diamond

This 1.34ct lab-grown heart sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG818662195 or 818662195. Listed at 18 retailers as of October 30, 2026, with prices from £171 to £985, a £814 spread on the same certified stone. Brilliant Earth lists it at £985. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.34
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818662195
Dimensions6.86 × 7.57 × 4.46 mm
L/W Ratio1.10
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
6.86 mm7.57 mm1.34 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818662195
Side View
Table 58.0%Crown 35.3°Girdle: Slightly ThickPavilion 40.2°Culet: NoneDepth 58.9%

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 30
Current: £985 GBP|Low: £166 GBP|High: £1,179 GBP|Avg: £482 GBP|-16.5%
Brilliant Earth
Retailer 2
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Retailer 11
Retailer 12
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Retailer 18
October 31, 2026
Retailer 10£171 GBP
Retailer 5£190 GBP
Retailer 3£198 GBP
Retailer 8£212 GBP
Retailer 15£212 GBP
Retailer 2£348 GBP
Retailer 17£360 GBP
Retailer 13£364 GBP
Retailer 11£396 GBP
Retailer 14£516 GBP
Retailer 4£523 GBP
Retailer 16£553 GBP
Retailer 7£681 GBP
Retailer 18£685 GBP
Retailer 6£720 GBP
Retailer 9£731 GBP
Retailer 12£853 GBP
Brilliant Earth£985 GBP

35 data points across 18 retailers

18 retailers£171 GBP to £985 GBP

A
Cheapest Retailer
-
£171 GBP
$229 USD
A
Retailer 2
-
£190 GBP
$255 USD
View
Final sale: no returns
A
Retailer 3
-
£198 GBP
$265 USD
View
A
Retailer 4
-
£212 GBP
$284 USD
View
A
Retailer 5
-
£212 GBP
$284 USD
View
A
Retailer 6
-
£348 GBP
€444 EUR
View
A
Retailer 7
-
£360 GBP
$482 USD
View
A
Retailer 8
-
£364 GBP
ZAR 7,872 ZAR
View
A
Retailer 9
-
£396 GBP
View
B+
Retailer 10
-
£516 GBP
A$1,064 AUD
View
B+
Retailer 11
-
£523 GBP
$701 USD
View
B+
Retailer 12
-
£553 GBP
$741 USD
View
B+
Retailer 13
-
£681 GBP
$912 USD
View
B+
Retailer 14
-
£685 GBP
SGD 1,241 SGD
View
B
Retailer 15
-
£720 GBP
$964 USD
View
B+
Retailer 16
-
£731 GBP
$979 USD
View
B
Retailer 17
-
£853 GBP
View
Most Expensive
B
Brilliant Earth
21421710A · Oct 30
£985 GBP
$1,320 USD
View
17 more retailers have this diamond
Prices start from £171 GBPSave up to £814 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
1.34ct Heart
£171 GBP