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Heart|Lab Grown|IGI

1.71ct G VS2 Heart Lab Grown Diamond

ID • G/VS2 • IGI LG629467953

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG629467953

Diamond specifications and retailer prices

From £172 GBP
$231 USD
As of October 30, 2026
Save £1,484 GBP (90%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £1,657 GBP at Do Amore Diamonds · As of October 31, 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 G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG629467953 or 629467953. Listed at 16 retailers as of October 30, 2026, with prices from £172 to £1,657, a £1,484 spread on the same certified stone. Do Amore Diamonds lists it at £1,657. 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
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.8°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG629467953
Dimensions8.48 × 7.81 × 4.64 mm
L/W Ratio1.09
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
8.48 mm7.81 mm1.71 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG629467953
Side View
Table 59.0%Crown 31.8°Girdle: THN-STKPavilion 39.3°Culet: NoneDepth 54.7%

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: Oct 30
Current: £1,657 GBP|Low: £166 GBP|High: £1,657 GBP|Avg: £549 GBP
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 31, 2026
Retailer 9£172 GBP
Retailer 13£200 GBP
Retailer 3£214 GBP
Retailer 10£214 GBP
Retailer 6£290 GBP
Retailer 4£392 GBP
Retailer 2£450 GBP
Retailer 5£494 GBP
Retailer 8£690 GBP
Retailer 12£759 GBP
Retailer 11£870 GBP
Retailer 7£952 GBP
Do Amore Diamonds£1,657 GBP

44 data points across 13 retailers

16 retailers£172 GBP to £1,657 GBP

A
Cheapest Retailer
-
£172 GBP
$231 USD
A
Retailer 2
-
£200 GBP
$268 USD
View
A
Retailer 3
-
£214 GBP
$287 USD
View
A
Retailer 4
-
£214 GBP
$287 USD
View
B+
Retailer 5
-
£286 GBP
$383 USD
View
A
Retailer 6
-
£290 GBP
View
A
Retailer 7
-
£343 GBP
$459 USD
View
A
Retailer 8
-
£450 GBP
View
B+
Retailer 9
-
£494 GBP
$662 USD
View
B+
Retailer 10
-
£690 GBP
$925 USD
View
B+
Retailer 11
-
£759 GBP
$1,017 USD
View
B
Retailer 12
-
£870 GBP
$1,166 USD
View
Retailer 13
-
£886 GBP
$1,187 USD
View
Price last confirmed 13 days ago
B
Retailer 14
-
£952 GBP
View
B
Retailer 15
-
£1,201 GBP
$1,609 USD
View
Most Expensive
B
Do Amore Diamonds
27-AB2DDA2D7 · Oct 31
£1,657 GBP
$2,220 USD
View
15 more retailers have this diamond
Prices start from £172 GBPSave up to £1,484 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
£172 GBP