CaratHunter
Plans
Heart|Lab Grown|IGI

1.03ct E VVS1 Heart Lab Grown Diamond

ID • E/VVS1 • IGI LG843612422

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG843612422

Diamond specifications and retailer prices

From £131 GBP
$176 USD
As of October 30, 2026
Save £703 GBP (84%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £834 GBP at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 1.03ct lab-grown heart diamond

This 1.03ct 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 LG843612422 or 843612422. Listed at 20 retailers as of October 30, 2026, with prices from £131 to £834, a £703 spread on the same certified stone. Reve Diamonds lists it at £834. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.8°
Pavilion angle41.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843612422
Dimensions6.17 × 6.83 × 4.25 mm
L/W Ratio1.11
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.17 mm6.83 mm1.03 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843612422
Side View
Table 61.0%Crown 37.8°Girdle: MED-STKPavilion 41.5°Culet: NoneDepth 62.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: £399 GBP|Low: £131 GBP|High: £863 GBP|Avg: £385 GBP|-2.4%
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Reve Diamonds
October 30, 2026
Retailer 13£131 GBP
Retailer 4£146 GBP
Retailer 10£163 GBP
Retailer 19£163 GBP
Retailer 11£174 GBP
Retailer 16£200 GBP
Retailer 14£220 GBP
Retailer 15£292 GBP
Retailer 7£299 GBP
Retailer 2£299 GBP
Retailer 17£311 GBP
Retailer 1£399 GBP
Retailer 8£425 GBP
Retailer 6£524 GBP
Retailer 3£539 GBP
Retailer 9£562 GBP
Retailer 18£565 GBP
Retailer 12£702 GBP
Retailer 5£766 GBP
Reve Diamonds£834 GBP

23 data points across 20 retailers

20 retailers£131 GBP to £834 GBP

A
Cheapest Retailer
-
£131 GBP
$176 USD
A
Retailer 2
-
£146 GBP
$196 USD
View
Final sale: no returns
A
Retailer 3
-
£163 GBP
$218 USD
View
A
Retailer 4
-
£163 GBP
$218 USD
View
A
Retailer 5
-
£174 GBP
$233 USD
View
A
Retailer 6
-
£200 GBP
View
B+
Retailer 7
-
£220 GBP
$295 USD
View
A
Retailer 8
-
£292 GBP
View
A
Retailer 9
-
£299 GBP
ZAR 6,474 ZAR
View
A
Retailer 10
-
£299 GBP
€382 EUR
View
A
Retailer 11
-
£311 GBP
$417 USD
View
B+
Retailer 12
-
£399 GBP
$534 USD
View
B+
Retailer 13
-
£425 GBP
A$876 AUD
View
B+
Retailer 14
-
£524 GBP
$702 USD
View
B+
Retailer 15
-
£539 GBP
$722 USD
View
B
Retailer 16
-
£562 GBP
$753 USD
View
B+
Retailer 17
-
£565 GBP
$757 USD
View
B
Retailer 18
-
£702 GBP
$940 USD
View
B
Retailer 19
-
£766 GBP
View
Most Expensive
B
Reve Diamonds
42F1BF76D · Oct 30
£834 GBP
$1,118 USD
View
19 more retailers have this diamond
Prices start from £131 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
1.03ct Heart
£131 GBP