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Heart|Lab Grown|IGI

1.00ct E VVS1 Heart Lab Grown Diamond

ID • E/VVS1 • IGI LG812620761

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG812620761

Diamond specifications and retailer prices

From £144 GBP
$193 USD
As of October 31, 2026
Save £682 GBP (83%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £826 GBP at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 1ct lab-grown heart diamond

This 1ct lab-grown heart sits in the classic one-carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG812620761 or 812620761. Listed at 19 retailers as of October 30, 2026, with prices from £144 to £826, a £682 spread on the same certified stone. Reve Diamonds lists it at £826. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.8°
Pavilion angle36.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG812620761
Dimensions6.95 × 6.25 × 3.98 mm
L/W Ratio1.11
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
6.95 mm6.25 mm1.00 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG812620761
Side View
Table 58.0%Crown 36.8°Girdle: STK-THKPavilion 36.1°Culet: NoneDepth 57.3%

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 31
Current: £284 GBP|Low: £144 GBP|High: £845 GBP|Avg: £417 GBP|-4.4%
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
Reve Diamonds
October 31, 2026
Retailer 13£144 GBP
Retailer 5£172 GBP
Retailer 9£225 GBP
Retailer 11£275 GBP
Retailer 1£284 GBP
Retailer 10£296 GBP
Retailer 12£332 GBP
Retailer 2£391 GBP
Retailer 3£396 GBP
Retailer 6£397 GBP
Retailer 4£555 GBP
Retailer 7£679 GBP
Retailer 8£753 GBP
Reve Diamonds£826 GBP

37 data points across 14 retailers

19 retailers£144 GBP to £826 GBP

Retailer 1
-
£135 GBP
$181 USD
Price last confirmed 23 days ago
A
Retailer 2
-
£144 GBP
$193 USD
View
Final sale: no returns
Retailer 3
-
£160 GBP
$215 USD
View
Price last confirmed 32 days ago
Retailer 4
-
£167 GBP
$224 USD
View
Price last confirmed 28 days ago
Retailer 5
-
£167 GBP
$224 USD
View
Price last confirmed 19 days ago
Retailer 6
-
£169 GBP
$227 USD
View
Price last confirmed 36 days ago
A
Retailer 7
-
£225 GBP
$302 USD
View
A
Retailer 8
-
£275 GBP
ZAR 5,949 ZAR
View
A
Retailer 9
-
£284 GBP
View
B+
Retailer 10
-
£296 GBP
$397 USD
View
B+
Retailer 11
-
£332 GBP
$445 USD
View
B+
Retailer 12
-
£391 GBP
A$805 AUD
View
B+
Retailer 13
-
£396 GBP
$530 USD
View
B+
Retailer 14
-
£397 GBP
$532 USD
View
Retailer 15
-
£538 GBP
$721 USD
View
Price last confirmed 26 days ago
B
Retailer 16
-
£555 GBP
$744 USD
View
B
Retailer 17
-
£679 GBP
$910 USD
View
B
Retailer 18
-
£753 GBP
View
Most Expensive
B
Reve Diamonds
A8B348B6A · Oct 30
£826 GBP
$1,107 USD
View
18 more retailers have this diamond
Prices start from £144 GBPSave up to £682 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
1.00ct Heart
£144 GBP