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Heart|Lab Grown|IGI

1.71ct F VVS1 Heart Lab Grown Diamond

ID • F/VVS1 • IGI LG623484529

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG623484529

Diamond specifications and retailer prices

From £176 GBP
$236 USD
As of November 2, 2026
Save £1,508 GBP (90%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £1,684 GBP at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

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 F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG623484529 or 623484529. Listed at 20 retailers as of November 2, 2026, with prices from £176 to £1,684, a £1,508 spread on the same certified stone. Do Amore Diamonds lists it at £1,684. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.71
Carat
F
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG623484529
Dimensions8.33 × 7.55 × 4.84 mm
L/W Ratio1.10
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
8.33 mm7.55 mm1.71 ctF / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG623484529
Side View
Table 56.0%Crown 35.7°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 58.1%

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 2
Current: £254 GBP|Low: £168 GBP|High: £1,066 GBP|Avg: £504 GBP|-0.9%
Retailer 1
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
November 2, 2026
Retailer 3£176 GBP
Retailer 4£196 GBP
Retailer 2£204 GBP
Retailer 14£218 GBP
Retailer 15£218 GBP
Retailer 1£254 GBP
Retailer 7£292 GBP
Retailer 9£415 GBP
Retailer 8£460 GBP
Retailer 12£559 GBP
Retailer 13£703 GBP
Retailer 5£774 GBP
Retailer 6£886 GBP
Retailer 10£964 GBP
Retailer 11£1,050 GBP

34 data points across 15 retailers

20 retailers£176 GBP to £1,684 GBP

A
Cheapest Retailer
-
£176 GBP
$236 USD
A
Retailer 2
-
£196 GBP
$263 USD
View
Final sale: no returns
A
Retailer 3
-
£204 GBP
$274 USD
View
A
Retailer 4
-
£218 GBP
$292 USD
View
Retailer 5
-
£218 GBP
$292 USD
View
Price last confirmed 8 days ago
A
Retailer 6
-
£254 GBP
View
B+
Retailer 7
-
£292 GBP
$392 USD
View
A
Retailer 8
-
£344 GBP
$462 USD
View
A
Retailer 9
-
£415 GBP
ZAR 8,992 ZAR
View
A
Retailer 10
-
£446 GBP
$598 USD
View
A
Retailer 11
-
£460 GBP
View
B+
Retailer 12
-
£559 GBP
A$1,155 AUD
View
B+
Retailer 13
-
£703 GBP
$943 USD
View
B+
Retailer 14
-
£774 GBP
$1,038 USD
View
B
Retailer 15
-
£886 GBP
$1,189 USD
View
B
Retailer 16
-
£899 GBP
$1,207 USD
View
B+
Retailer 17
-
£964 GBP
View
B
Retailer 18
-
£974 GBP
$1,307 USD
View
B
Retailer 19
-
£1,050 GBP
A$2,167 AUD
View
Most Expensive
B
Do Amore Diamonds
27-3E3F48A37 · Nov 2
£1,684 GBP
$2,260 USD
View
19 more retailers have this diamond
Prices start from £176 GBPSave up to £1,508 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
£176 GBP