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Heart|Lab Grown|IGI

1.64ct G VS1 Heart Lab Grown Diamond

EX • G/VS1 • IGI LG739575945

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG739575945

Diamond specifications and retailer prices

From £195 GBP
$261 USD
As of October 30, 2026
Save £772 GBP (80%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £967 GBP at MOH London · As of November 1, 2026
View at MOH London

About this 1.64ct lab-grown heart diamond

This 1.64ct lab-grown heart sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG739575945 or 739575945. Listed at 18 retailers as of October 30, 2026, with prices from £195 to £967, a £772 spread on the same certified stone. MOH London lists it at £967. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.64
Carat
G
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG739575945
Dimensions7.27 × 8.29 × 4.74 mm
L/W Ratio1.14
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.27 mm8.29 mm1.64 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG739575945
Side View
Table 60.0%Crown 33°Girdle: STK-THKPavilion 40.1°Culet: NoneDepth 57.2%

Caratlytics Score

How it works →
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: £967 GBP|Low: £187 GBP|High: £978 GBP|Avg: £530 GBP
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
November 1, 2026
Retailer 11£195 GBP
Retailer 4£218 GBP
Retailer 12£241 GBP
Retailer 8£362 GBP
Retailer 3£402 GBP
Retailer 6£415 GBP
Retailer 2£461 GBP
Retailer 5£497 GBP
Retailer 7£561 GBP
Retailer 10£612 GBP
Retailer 9£873 GBP
Retailer 13£949 GBP
MOH London£967 GBP

44 data points across 13 retailers

18 retailers£195 GBP to £967 GBP

A
Cheapest Retailer
-
£195 GBP
$261 USD
A
Retailer 2
-
£218 GBP
$292 USD
View
Final sale: no returns
A
Retailer 3
-
£225 GBP
$302 USD
View
A
Retailer 4
-
£241 GBP
$323 USD
View
Retailer 5
-
£241 GBP
$323 USD
View
Price last confirmed 7 days ago
A
Retailer 6
-
£362 GBP
$485 USD
View
A
Retailer 7
-
£402 GBP
$539 USD
View
A
Retailer 8
-
£415 GBP
ZAR 8,974 ZAR
View
A
Retailer 9
-
£422 GBP
$565 USD
View
B+
Retailer 10
-
£461 GBP
View
B+
Retailer 11
-
£497 GBP
$666 USD
View
B+
Retailer 12
-
£561 GBP
A$1,157 AUD
View
B+
Retailer 13
-
£612 GBP
$820 USD
View
B
Retailer 14
-
£775 GBP
$1,039 USD
View
B
Retailer 15
-
£814 GBP
$1,091 USD
View
B
Retailer 16
-
£873 GBP
$1,170 USD
View
B
Retailer 17
-
£949 GBP
$1,272 USD
View
Most Expensive
B
MOH London
LG739575945 · Nov 1
£967 GBP
View
17 more retailers have this diamond
Prices start from £195 GBPSave up to £772 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
1.64ct Heart
£195 GBP