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Heart|Lab Grown|IGI

1.00ct G VVS2 Heart Lab Grown Diamond

ID • G/VVS2 • IGI LG830643274

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG830643274

Diamond specifications and retailer prices

From £162 GBP
HK$1,700 HKD
As of November 1, 2026
Save £590 GBP (78%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £779 GBP at Reve Diamonds · As of October 25, 2026
View at Reve Diamonds

About this 1ct lab-grown heart diamond

This 1ct lab-grown heart sits in the classic one-carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG830643274 or 830643274. Listed at 20 retailers as of November 1, 2026, with a 364% 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

1.00
Carat
G
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle29.3°
Pavilion angle42.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830643274
Dimensions6.89 × 6.49 × 3.94 mm
L/W Ratio1.06
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.89 mm6.49 mm1.00 ctG / VVS2
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG830643274
Side View
Table 69.0%Crown 29.3°Girdle: MED-VTKPavilion 42.9°Culet: NoneDepth 57.2%

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: £364 GBP|Low: £112 GBP|High: £786 GBP|Avg: £338 GBP|+8.7%
Retailer 1
Retailer 2
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Retailer 20
Reve Diamonds
November 2, 2026
Retailer 5£114 GBP
Retailer 10£127 GBP
Retailer 3£133 GBP
Retailer 6£142 GBP
Retailer 2£162 GBP
Retailer 16£174 GBP
Retailer 12£239 GBP
Retailer 20£240 GBP
Retailer 8£242 GBP
Retailer 17£246 GBP
Retailer 7£259 GBP
Retailer 18£304 GBP
Retailer 9£323 GBP
Retailer 1£364 GBP
Retailer 14£386 GBP
Retailer 15£451 GBP
Retailer 4£455 GBP
Retailer 11£497 GBP
Retailer 19£663 GBP
Retailer 13£753 GBP
Reve Diamonds£779 GBP

32 data points across 21 retailers

20 retailers£162 GBP to £753 GBP

Retailer 1
-
£114 GBP
$153 USD
Price last confirmed 10 days ago
Retailer 2
-
£133 GBP
$178 USD
View
Price last confirmed 9 days ago
Retailer 3
-
£142 GBP
$190 USD
View
Price last confirmed 8 days ago
A
Retailer 4
-
£162 GBP
HK$1,700 HKD
View
A
Retailer 5
-
£174 GBP
View
A
Retailer 6
-
£239 GBP
€305 EUR
View
Retailer 7
-
£240 GBP
ZAR 5,193 ZAR
View
Price last confirmed 11 days ago
A
Retailer 8
-
£242 GBP
$325 USD
View
A
Retailer 9
-
£246 GBP
View
Retailer 10
-
£259 GBP
$348 USD
View
Price last confirmed 8 days ago
Retailer 11
-
£304 GBP
View
Price last confirmed 7 days ago
Retailer 12
-
£323 GBP
$433 USD
View
Price last confirmed 7 days ago
B
Retailer 13
-
£364 GBP
$489 USD
View
B+
Retailer 14
-
£386 GBP
SGD 700 SGD
View
B
Retailer 15
-
£451 GBP
$605 USD
View
Retailer 16
-
£455 GBP
$611 USD
View
Price last confirmed 8 days ago
B
Retailer 17
-
£497 GBP
$666 USD
View
Retailer 18
-
£663 GBP
View
Price last confirmed 8 days ago
B
Retailer 19
-
£753 GBP
$1,010 USD
View
Most Expensive
Reve Diamonds
D072177DA · Oct 25
£779 GBP
$1,045 USD
View
Price last confirmed 8 days ago
19 more retailers have this diamond
Prices start from £162 GBPSave up to £590 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
1.00ct Heart
£162 GBP