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Heart|Lab Grown|IGI

1.71ct G VS1 Heart Lab Grown Diamond

EX • G/VS1 • IGI LG607307466

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG607307466

Diamond specifications and retailer prices

From £213 GBP
$285 USD
As of November 1, 2026
Save £835 GBP (80%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £1,047 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 1.71ct lab-grown heart diamond

This 1.71ct 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 LG607307466 or 607307466. Listed at 9 retailers as of October 29, 2026, with prices from £213 to £1,047, a £835 spread on the same certified stone. MOH London lists it at £1,047. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.71
Carat
G
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.6°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG607307466
Dimensions7.43 × 8.29 × 4.99 mm
L/W Ratio1.12
Girdle conditionFaceted
Culet sizePointed
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
7.43 mm8.29 mm1.71 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG607307466
Side View
Table 53.0%Crown 32.6°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 60.2%

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: £1,047 GBP|Low: £143 GBP|High: £1,055 GBP|Avg: £569 GBP|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 6£213 GBP
Retailer 8£349 GBP
Retailer 5£394 GBP
Retailer 7£438 GBP
Retailer 3£447 GBP
Retailer 2£459 GBP
Retailer 10£520 GBP
Retailer 4£926 GBP
Retailer 9£960 GBP
MOH London£1,047 GBP

42 data points across 10 retailers

9 retailers£213 GBP to £1,047 GBP

A
Cheapest Retailer
-
£213 GBP
$285 USD
Final sale: no returns
A
Retailer 2
-
£349 GBP
$468 USD
View
A
Retailer 3
-
£394 GBP
$528 USD
View
A
Retailer 4
-
£438 GBP
$587 USD
View
A
Retailer 5
-
£447 GBP
ZAR 9,672 ZAR
View
A
Retailer 6
-
£459 GBP
View
B
Retailer 7
-
£926 GBP
$1,241 USD
View
B
Retailer 8
-
£960 GBP
$1,287 USD
View
Most Expensive
B
MOH London
LG607307466 · Oct 29
£1,047 GBP
View
8 more retailers have this diamond
Prices start from £213 GBPSave up to £835 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
1.71ct Heart
£213 GBP