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Heart|Lab Grown|IGI

0.74ct G VS1 Heart Lab Grown Diamond

ID • G/VS1 • IGI LG830643505

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG830643505

Diamond specifications and retailer prices

From £134 GBP
HK$1,400 HKD
As of November 1, 2026
Save £229 GBP (63%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £994 GBP at MOH London · As of October 26, 2026
View at MOH London

About this 0.74ct lab-grown heart diamond

This 0.74ct lab-grown heart sits in the half to three-quarter carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG830643505 or 830643505. Listed at 17 retailers as of November 1, 2026, with a 171% 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

0.74
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle34.8°
Pavilion angle37.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830643505
Dimensions6.44 × 5.89 × 3.42 mm
L/W Ratio1.09
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.44 mm5.89 mm0.74 ctG / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG830643505
Side View
Table 71.0%Crown 34.8°Girdle: MED-STKPavilion 37.4°Culet: NoneDepth 53.1%

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: £994 GBP|Low: £96 GBP|High: £997 GBP|Avg: £283 GBP|+64.3%
MOH London
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
November 2, 2026
Retailer 6£96 GBP
Retailer 3£111 GBP
Retailer 7£118 GBP
Retailer 4£134 GBP
Retailer 11£196 GBP
Retailer 15£198 GBP
Retailer 10£206 GBP
Retailer 17£211 GBP
Retailer 8£227 GBP
Retailer 16£293 GBP
Retailer 2£294 GBP
Retailer 14£329 GBP
Retailer 12£350 GBP
Retailer 13£362 GBP
Retailer 5£382 GBP
Retailer 9£424 GBP
MOH London£994 GBP

42 data points across 17 retailers

17 retailers£134 GBP to £362 GBP

Retailer 1
-
£96 GBP
$129 USD
Price last confirmed 10 days ago
Retailer 2
-
£111 GBP
$149 USD
View
Price last confirmed 9 days ago
Retailer 3
-
£118 GBP
$159 USD
View
Price last confirmed 8 days ago
A
Retailer 4
-
£134 GBP
HK$1,400 HKD
View
A
Retailer 5
-
£196 GBP
$263 USD
View
Retailer 6
-
£198 GBP
View
Price last confirmed 7 days ago
A
Retailer 7
-
£206 GBP
€263 EUR
View
Retailer 8
-
£211 GBP
ZAR 4,583 ZAR
View
Price last confirmed 11 days ago
Retailer 9
-
£227 GBP
$304 USD
View
Price last confirmed 9 days ago
Retailer 10
-
£293 GBP
View
Price last confirmed 8 days ago
B+
Retailer 11
-
£294 GBP
$395 USD
View
B+
Retailer 12
-
£329 GBP
SGD 596 SGD
View
B+
Retailer 13
-
£350 GBP
$470 USD
View
B+
Retailer 14
-
£362 GBP
$486 USD
View
Retailer 15
-
£382 GBP
$513 USD
View
Price last confirmed 8 days ago
Retailer 16
-
£424 GBP
$569 USD
View
Price last confirmed 7 days ago
Most Expensive
MOH London
LG830643505 · Oct 26
£994 GBP
View
Price last confirmed 7 days ago
16 more retailers have this diamond
Prices start from £134 GBPSave up to £229 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
0.74ct Heart
£134 GBP