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Heart|Lab Grown|IGI

1.25ct E VVS1 Heart Lab Grown Diamond

ID • E/VVS1 • IGI LG836620171

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG836620171

Diamond specifications and retailer prices

From £170 GBP
$228 USD
As of October 30, 2026
Save £1,285 GBP (88%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £1,455 GBP at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.25ct lab-grown heart diamond

This 1.25ct lab-grown heart sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG836620171 or 836620171. Listed at 14 retailers as of October 30, 2026, with prices from £170 to £1,455, a £1,285 spread on the same certified stone. Do Amore Diamonds lists it at £1,455. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.25
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle36.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836620171
Dimensions6.67 × 7.50 × 4.23 mm
L/W Ratio1.12
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
6.67 mm7.50 mm1.25 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836620171
Side View
Table 53.0%Crown 33.5°Girdle: Slightly ThickPavilion 36.6°Culet: NoneDepth 56.4%

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: £1,455 GBP|Low: £170 GBP|High: £1,455 GBP|Avg: £482 GBP
Do Amore Diamonds
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 30, 2026
Retailer 10£170 GBP
Retailer 5£201 GBP
Retailer 13£226 GBP
Retailer 14£254 GBP
Retailer 2£255 GBP
Retailer 6£353 GBP
Retailer 3£362 GBP
Retailer 15£442 GBP
Retailer 8£506 GBP
Retailer 11£545 GBP
Retailer 7£677 GBP
Retailer 4£684 GBP
Retailer 12£806 GBP
Retailer 9£833 GBP
Do Amore Diamonds£1,455 GBP

20 data points across 15 retailers

14 retailers£170 GBP to £1,455 GBP

Retailer 1
-
£162 GBP
$217 USD
Price last confirmed 31 days ago
A
Retailer 2
-
£170 GBP
$228 USD
View
Final sale: no returns
Retailer 3
-
£187 GBP
$251 USD
View
Price last confirmed 32 days ago
Retailer 4
-
£198 GBP
$265 USD
View
Price last confirmed 34 days ago
A
Retailer 5
-
£226 GBP
$303 USD
View
B+
Retailer 6
-
£254 GBP
$341 USD
View
A
Retailer 7
-
£255 GBP
View
Retailer 8
-
£353 GBP
ZAR 7,644 ZAR
View
Price last confirmed 35 days ago
B+
Retailer 9
-
£506 GBP
A$1,044 AUD
View
B+
Retailer 10
-
£545 GBP
$730 USD
View
Retailer 11
-
£645 GBP
$864 USD
View
Price last confirmed 31 days ago
B
Retailer 12
-
£806 GBP
$1,080 USD
View
B
Retailer 13
-
£833 GBP
View
Most Expensive
B
Do Amore Diamonds
27-37659457B · Oct 31
£1,455 GBP
$1,950 USD
View
13 more retailers have this diamond
Prices start from £170 GBPSave up to £1,285 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
1.25ct Heart
£170 GBP