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Heart|Lab Grown|IGI

0.71ct D VVS1 Heart Lab Grown Diamond

ID • D/VVS1 • IGI LG640404813

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG640404813

Diamond specifications and retailer prices

From £255 GBP
$342 USD
As of October 29, 2026
Save £540 GBP (68%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £851 GBP at Reve Diamonds · As of October 25, 2026
View at Reve Diamonds

About this 0.71ct lab-grown heart diamond

This 0.71ct lab-grown heart sits in the half to three-quarter carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG640404813 or 640404813. Listed at 19 retailers as of October 26, 2026, with a 212% 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

0.71
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.4°
Pavilion angle37.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG640404813
Dimensions5.62 × 6.23 × 3.48 mm
L/W Ratio1.11
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
5.62 mm6.23 mm0.71 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG640404813
Side View
Table 53.0%Crown 32.4°Girdle: STK-THKPavilion 37.1°Culet: NoneDepth 55.9%

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 29
Current: £255 GBP|Low: £135 GBP|High: £864 GBP|Avg: £388 GBP|+3.0%
Retailer 1
Retailer 2
Retailer 3
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Retailer 10
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Retailer 12
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Retailer 18
Retailer 19
Reve Diamonds
October 28, 2026
Retailer 3£137 GBP
Retailer 4£152 GBP
Retailer 19£159 GBP
Retailer 5£169 GBP
Retailer 17£169 GBP
Retailer 1£255 GBP
Retailer 11£284 GBP
Retailer 16£297 GBP
Retailer 6£300 GBP
Retailer 18£302 GBP
Retailer 8£339 GBP
Retailer 12£427 GBP
Retailer 13£433 GBP
Retailer 10£455 GBP
Retailer 2£546 GBP
Retailer 7£567 GBP
Retailer 15£576 GBP
Retailer 9£586 GBP
Retailer 14£795 GBP
Reve Diamonds£851 GBP

35 data points across 20 retailers

19 retailers£255 GBP to £795 GBP

Retailer 1
-
£137 GBP
$183 USD
Price last confirmed 9 days ago
Retailer 2
-
£159 GBP
$213 USD
View
Price last confirmed 8 days ago
Retailer 3
-
£169 GBP
$227 USD
View
Price last confirmed 7 days ago
Retailer 4
-
£169 GBP
$227 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
£255 GBP
$342 USD
View
A
Retailer 6
-
£297 GBP
View
Retailer 7
-
£300 GBP
$402 USD
View
Price last confirmed 7 days ago
Retailer 8
-
£302 GBP
ZAR 6,540 ZAR
View
Price last confirmed 10 days ago
B+
Retailer 9
-
£339 GBP
$454 USD
View
B+
Retailer 10
-
£427 GBP
A$880 AUD
View
Retailer 11
-
£429 GBP
$575 USD
View
Price last confirmed 10 days ago
B+
Retailer 12
-
£433 GBP
A$892 AUD
View
Retailer 13
-
£455 GBP
$610 USD
View
Price last confirmed 16 days ago
Retailer 14
-
£546 GBP
$731 USD
View
Price last confirmed 7 days ago
B
Retailer 15
-
£567 GBP
$760 USD
View
B
Retailer 16
-
£576 GBP
$772 USD
View
Retailer 17
-
£586 GBP
$785 USD
View
Price last confirmed 7 days ago
B
Retailer 18
-
£795 GBP
View
Most Expensive
Reve Diamonds
8C4C02A01 · Oct 25
£851 GBP
$1,141 USD
View
Price last confirmed 8 days ago
18 more retailers have this diamond
Prices start from £255 GBPSave up to £540 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
0.71ct Heart
£255 GBP