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Heart|Lab Grown|IGI

1.34ct D VVS1 Heart Lab Grown Diamond

EX • D/VVS1 • IGI LG729524083

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG729524083

Diamond specifications and retailer prices

From £276 GBP
$370 USD
As of October 30, 2026
Save £1,478 GBP (84%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £1,754 GBP at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

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 LG729524083 or 729524083. Listed at 12 retailers as of October 30, 2026, with prices from £276 to £1,754, a £1,478 spread on the same certified stone. Do Amore Diamonds lists it at £1,754. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG729524083
Dimensions6.86 × 7.45 × 4.49 mm
L/W Ratio1.09
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
6.86 mm7.45 mm1.34 ctD / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG729524083
Side View
Table 58.0%Crown 35.6°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 60.3%

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: £1,754 GBP|Low: £151 GBP|High: £1,754 GBP|Avg: £672 GBP
Do Amore Diamonds
Retailer 2
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Retailer 18
October 29, 2026
Retailer 5£151 GBP
Retailer 18£276 GBP
Retailer 4£305 GBP
Retailer 6£313 GBP
Retailer 2£399 GBP
Retailer 3£420 GBP
Retailer 9£458 GBP
Retailer 11£479 GBP
Retailer 8£485 GBP
Retailer 17£528 GBP
Retailer 12£610 GBP
Retailer 14£732 GBP
Retailer 16£934 GBP
Retailer 10£989 GBP
Retailer 15£1,009 GBP
Retailer 7£1,083 GBP
Retailer 13£1,657 GBP
Do Amore Diamonds£1,754 GBP

19 data points across 18 retailers

12 retailers£276 GBP to £1,754 GBP

A
Cheapest Retailer
-
£276 GBP
$370 USD
A
Retailer 2
-
£305 GBP
$408 USD
View
A
Retailer 3
-
£399 GBP
€509 EUR
View
B+
Retailer 4
-
£420 GBP
$563 USD
View
B+
Retailer 5
-
£479 GBP
A$988 AUD
View
B+
Retailer 6
-
£528 GBP
$708 USD
View
B+
Retailer 7
-
£610 GBP
A$1,257 AUD
View
B
Retailer 8
-
£732 GBP
$981 USD
View
Retailer 9
-
£934 GBP
A$1,925 AUD
View
Price last confirmed 27 days ago
B
Retailer 10
-
£1,009 GBP
View
B
Retailer 11
-
£1,657 GBP
$2,220 USD
View
Most Expensive
B
Do Amore Diamonds
27-510B993E2 · Oct 31
£1,754 GBP
$2,350 USD
View
11 more retailers have this diamond
Prices start from £276 GBPSave up to £1,478 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
£276 GBP