Heart|Lab Grown|IGI

1.26ct D VVS1 Heart Lab Grown Diamond

ID • D/VVS1 • IGI LG834606490

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG834606490

Diamond specifications and retailer prices

From £197 GBP
$264 USD
As of November 1, 2026
Save £939 GBP (83%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £1,319 GBP at Brilliant Earth · As of October 21, 2026
View at Brilliant Earth

About this 1.26ct lab-grown heart diamond

This 1.26ct 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 LG834606490 or 834606490. Listed at 15 retailers as of November 1, 2026, with a 477% 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

1.26
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG834606490
Dimensions7.36 × 6.98 × 4.24 mm
L/W Ratio1.05
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.36 mm6.98 mm1.26 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG834606490
Side View
Table 62.0%Crown 36.4°Girdle: MED-STKPavilion 39.3°Culet: NoneDepth 57.6%

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: Nov 1
Current: £1,319 GBP|Low: £197 GBP|High: £1,319 GBP|Avg: £591 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
November 2, 2026
Retailer 12£197 GBP
Retailer 8£248 GBP
Retailer 11£292 GBP
Retailer 9£349 GBP
Retailer 7£375 GBP
Retailer 2£411 GBP
Retailer 6£472 GBP
Retailer 5£533 GBP
Retailer 10£701 GBP
Retailer 14£738 GBP
Retailer 13£756 GBP
Retailer 3£876 GBP
Retailer 4£1,135 GBP
Brilliant Earth£1,319 GBP

23 data points across 14 retailers

15 retailers£197 GBP to £1,135 GBP

A
Cheapest Retailer
-
£197 GBP
$264 USD
Final sale: no returns
A
Retailer 2
-
£248 GBP
View
A
Retailer 3
-
£292 GBP
$392 USD
View
A
Retailer 4
-
£349 GBP
€446 EUR
View
A
Retailer 5
-
£375 GBP
ZAR 8,140 ZAR
View
B+
Retailer 6
-
£411 GBP
View
B+
Retailer 7
-
£472 GBP
$634 USD
View
B+
Retailer 8
-
£533 GBP
A$1,100 AUD
View
B
Retailer 9
-
£701 GBP
$941 USD
View
B+
Retailer 10
-
£738 GBP
$990 USD
View
B+
Retailer 11
-
£756 GBP
$1,014 USD
View
Retailer 12
-
£842 GBP
A$1,738 AUD
View
Price last confirmed 25 days ago
B
Retailer 13
-
£876 GBP
View
B
Retailer 14
-
£1,135 GBP
SGD 2,059 SGD
View
Most Expensive
Brilliant Earth
21567993A · Oct 21
£1,319 GBP
$1,770 USD
View
Price last confirmed 12 days ago
14 more retailers have this diamond
Prices start from £197 GBPSave up to £939 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
1.26ct Heart
£197 GBP