Heart|Lab Grown|IGI

1.51ct G VVS2 Heart Lab Grown Diamond

ID • G/VVS2 • IGI LG826677933

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG826677933

Diamond specifications and retailer prices

From £276 GBP
$370 USD
As of November 1, 2026
Save £567 GBP (67%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £843 GBP at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.51ct lab-grown heart diamond

This 1.51ct lab-grown heart sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG826677933 or 826677933. Listed at 15 retailers as of October 31, 2026, with prices from £276 to £843, a £567 spread on the same certified stone. Brilliant Earth lists it at £843. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
G
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG826677933
Dimensions8.02 × 6.90 × 4.80 mm
L/W Ratio1.16
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.02 mm6.90 mm1.51 ctG / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG826677933
Side View
Table 62.0%Crown 33.1°Girdle: MED-THKPavilion 41.2°Culet: NoneDepth 59.9%

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: Nov 1
Current: £843 GBP|Low: £216 GBP|High: £927 GBP|Avg: £552 GBP|-5.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 4£216 GBP
Retailer 10£276 GBP
Retailer 5£354 GBP
Retailer 11£378 GBP
Retailer 2£382 GBP
Retailer 8£479 GBP
Retailer 9£662 GBP
Retailer 12£699 GBP
Retailer 6£749 GBP
Retailer 7£827 GBP
Retailer 3£833 GBP
Brilliant Earth£843 GBP

45 data points across 12 retailers

15 retailers£276 GBP to £843 GBP

Retailer 1
-
£159 GBP
$213 USD
Price last confirmed 31 days ago
Retailer 2
-
£205 GBP
$275 USD
View
Price last confirmed 30 days ago
Retailer 3
-
£213 GBP
$285 USD
View
Price last confirmed 35 days ago
B+
Retailer 4
-
£276 GBP
$370 USD
View
A
Retailer 5
-
£354 GBP
ZAR 7,671 ZAR
View
A
Retailer 6
-
£378 GBP
$507 USD
View
A
Retailer 7
-
£382 GBP
View
B+
Retailer 8
-
£479 GBP
A$988 AUD
View
Retailer 9
-
£660 GBP
$884 USD
View
Price last confirmed 32 days ago
B+
Retailer 10
-
£662 GBP
$887 USD
View
B
Retailer 11
-
£699 GBP
$937 USD
View
B
Retailer 12
-
£749 GBP
$1,004 USD
View
B
Retailer 13
-
£827 GBP
View
Retailer 14
-
£833 GBP
SGD 1,509 SGD
View
Price last confirmed 20 days ago
Most Expensive
B
Brilliant Earth
21061726A · Oct 31
£843 GBP
$1,130 USD
View
14 more retailers have this diamond
Prices start from £276 GBPSave up to £567 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
1.51ct Heart
£276 GBP