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Heart|Lab Grown|IGI

1.53ct G VS1 Heart Lab Grown Diamond

ID • G/VS1 • IGI LG523265446

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG523265446

Diamond specifications and retailer prices

From £1,003 GBP
As of November 4, 2026
Save £996 GBP (50%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £5,074 GBP at MOH London · As of November 5, 2026
View at MOH London

About this 1.53ct lab-grown heart diamond

This 1.53ct 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 LG523265446 or 523265446. Listed at 16 retailers as of November 4, 2026, with a 99% 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

1.53
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle30.8°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG523265446
Dimensions7.50 × 8.28 × 4.43 mm
L/W Ratio1.10
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.50 mm8.28 mm1.53 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG523265446
Side View
Table 55.5%Crown 30.8°Girdle: THN-MEDPavilion 40.2°Culet: NoneDepth 53.5%

Caratlytics Score

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B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: £5,074 GBP|Low: £1,003 GBP|High: £5,155 GBP|Avg: £2,844 GBP|-0.3%
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
November 5, 2026
Retailer 8£1,003 GBP
Retailer 10£1,617 GBP
Retailer 4£1,759 GBP
Retailer 5£1,810 GBP
Retailer 11£1,875 GBP
Retailer 2£2,555 GBP
Retailer 3£2,577 GBP
Retailer 13£2,929 GBP
Retailer 9£2,939 GBP
Retailer 6£3,457 GBP
Retailer 7£4,667 GBP
Retailer 12£5,007 GBP
MOH London£5,074 GBP

45 data points across 13 retailers

16 retailers£1,003 GBP to £1,999 GBP

B
Cheapest Retailer
-
£1,003 GBP
B
Retailer 2
-
£1,617 GBP
View
B
Retailer 3
-
£1,759 GBP
View
B
Retailer 4
-
£1,810 GBP
View
Final sale: no returns
B
Retailer 5
-
£1,875 GBP
View
Retailer 6
-
£1,875 GBP
View
Price last confirmed 25 days ago
B
Retailer 7
-
£1,999 GBP
View
Retailer 8
-
£2,555 GBP
View
Price under review
Retailer 9
-
£2,577 GBP
View
Price under review
Retailer 10
-
£2,929 GBP
View
Price under review
Retailer 11
-
£2,939 GBP
View
Price under review
Most Expensive
MOH London
LG523265446 · Nov 5
£5,074 GBP
View
Price under review
11 more retailers have this diamond
Prices start from £1,003 GBPSave up to £996 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.

B
1.53ct Heart
£1,003 GBP