Heart|Lab Grown|IGI

1.05ct D VVS1 Heart Lab Grown Diamond

ID • D/VVS1 • IGI LG812621098

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG812621098

Diamond specifications and retailer prices

From £156 GBP
$209 USD
As of October 30, 2026
Save £703 GBP (82%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £873 GBP at Brilliant Earth · As of October 22, 2026
View at Brilliant Earth

About this 1.05ct lab-grown heart diamond

This 1.05ct lab-grown heart sits in the classic one-carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG812621098 or 812621098. Listed at 20 retailers as of October 30, 2026, with a 451% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.05
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle38.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG812621098
Dimensions6.91 × 6.45 × 4.10 mm
L/W Ratio1.07
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
6.91 mm6.45 mm1.05 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG812621098
Side View
Table 56.0%Crown 34.7°Girdle: MED-THKPavilion 38.8°Culet: NoneDepth 59.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: £873 GBP|Low: £156 GBP|High: £873 GBP|Avg: £410 GBP
Brilliant Earth
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
Retailer 15
October 31, 2026
Retailer 14£156 GBP
Retailer 7£176 GBP
Retailer 6£245 GBP
Retailer 2£295 GBP
Retailer 11£297 GBP
Retailer 8£313 GBP
Retailer 12£337 GBP
Retailer 13£363 GBP
Retailer 4£408 GBP
Retailer 15£421 GBP
Retailer 9£434 GBP
Retailer 5£595 GBP
Retailer 3£809 GBP
Retailer 10£859 GBP
Brilliant Earth£873 GBP

40 data points across 15 retailers

20 retailers£156 GBP to £859 GBP

Retailer 1
-
£140 GBP
$188 USD
Price last confirmed 23 days ago
A
Retailer 2
-
£156 GBP
$209 USD
View
Final sale: no returns
Retailer 3
-
£163 GBP
$219 USD
View
Price last confirmed 33 days ago
Retailer 4
-
£174 GBP
$233 USD
View
Price last confirmed 36 days ago
Retailer 5
-
£174 GBP
$233 USD
View
Price last confirmed 28 days ago
Retailer 6
-
£174 GBP
$233 USD
View
Price last confirmed 19 days ago
A
Retailer 7
-
£245 GBP
$328 USD
View
A
Retailer 8
-
£295 GBP
€376 EUR
View
A
Retailer 9
-
£297 GBP
ZAR 6,419 ZAR
View
A
Retailer 10
-
£313 GBP
View
B+
Retailer 11
-
£337 GBP
$452 USD
View
B+
Retailer 12
-
£363 GBP
$487 USD
View
B+
Retailer 13
-
£408 GBP
$547 USD
View
B+
Retailer 14
-
£421 GBP
A$868 AUD
View
B+
Retailer 15
-
£434 GBP
$582 USD
View
Retailer 16
-
£559 GBP
$749 USD
View
Price last confirmed 27 days ago
B+
Retailer 17
-
£595 GBP
$798 USD
View
B
Retailer 18
-
£809 GBP
View
B
Retailer 19
-
£859 GBP
$1,151 USD
View
Most Expensive
Brilliant Earth
20681152A · Oct 22
£873 GBP
$1,170 USD
View
Price last confirmed 9 days ago
19 more retailers have this diamond
Prices start from £156 GBPSave up to £703 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
1.05ct Heart
£156 GBP