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Heart|Lab Grown|IGI

1.34ct D VVS1 Heart Lab Grown Diamond

ID • D/VVS1 • IGI LG624435699

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG624435699

Diamond specifications and retailer prices

From £211 GBP
$283 USD
As of October 30, 2026
Save £774 GBP (79%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £985 GBP at Brilliant Earth · As of October 31, 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 LG624435699 or 624435699. Listed at 18 retailers as of October 30, 2026, with prices from £211 to £985, a £774 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 angle36.3°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG624435699
Dimensions6.76 × 7.71 × 4.48 mm
L/W Ratio1.14
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
6.76 mm7.71 mm1.34 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG624435699
Side View
Table 60.0%Crown 36.3°Girdle: MED-STKPavilion 39.8°Culet: NoneDepth 58.1%

Caratlytics Score

How it works →
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: £162 GBP|High: £2,157 GBP|Avg: £640 GBP|-26.7%
Brilliant Earth
Retailer 2
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Retailer 11
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Retailer 19
November 1, 2026
Retailer 7£211 GBP
Retailer 2£234 GBP
Retailer 19£234 GBP
Retailer 3£268 GBP
Retailer 18£315 GBP
Retailer 6£355 GBP
Retailer 16£402 GBP
Retailer 13£445 GBP
Retailer 11£525 GBP
Retailer 5£530 GBP
Retailer 15£552 GBP
Retailer 17£569 GBP
Retailer 4£718 GBP
Retailer 12£752 GBP
Retailer 9£790 GBP
Retailer 8£819 GBP
Retailer 14£942 GBP
Brilliant Earth£985 GBP
Retailer 10£1,806 GBP

24 data points across 19 retailers

18 retailers£211 GBP to £985 GBP

A
Cheapest Retailer
-
£211 GBP
$283 USD
Final sale: no returns
A
Retailer 2
-
£234 GBP
$313 USD
View
A
Retailer 3
-
£234 GBP
$313 USD
View
Retailer 4
-
£268 GBP
View
Price last confirmed 15 days ago
A
Retailer 5
-
£315 GBP
$422 USD
View
A
Retailer 6
-
£355 GBP
$475 USD
View
A
Retailer 7
-
£402 GBP
ZAR 8,695 ZAR
View
B+
Retailer 8
-
£445 GBP
View
B+
Retailer 9
-
£530 GBP
$710 USD
View
B+
Retailer 10
-
£552 GBP
A$1,138 AUD
View
B+
Retailer 11
-
£569 GBP
A$1,173 AUD
View
B
Retailer 12
-
£718 GBP
$962 USD
View
B+
Retailer 13
-
£752 GBP
$1,007 USD
View
B
Retailer 14
-
£790 GBP
$1,059 USD
View
B
Retailer 15
-
£819 GBP
$1,098 USD
View
B
Retailer 16
-
£942 GBP
View
Retailer 17
-
£955 GBP
A$1,969 AUD
View
Our latest check could not confirm this price
Most Expensive
B
Brilliant Earth
21837389A · Oct 31
£985 GBP
$1,320 USD
View
17 more retailers have this diamond
Prices start from £211 GBPSave up to £774 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
£211 GBP