Heart|Lab Grown|IGI

1.00ct D VS2 Heart Lab Grown Diamond

VG • D/VS2 • IGI LG844636800

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG844636800

Diamond specifications and retailer prices

From £129 GBP
$173 USD
As of October 24, 2026
Save £515 GBP (80%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £645 GBP at MOH London · As of October 25, 2026
View at MOH London

About this 1ct lab-grown heart diamond

This 1ct lab-grown heart sits in the classic one-carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG844636800 or 844636800. Listed at 17 retailers as of October 24, 2026, with prices from £129 to £645, a £515 spread on the same certified stone. MOH London lists it at £645. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.00
Carat
D
Colour
VS2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle39°
Pavilion angle41.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844636800
Dimensions6.27 × 6.93 × 4.02 mm
L/W Ratio1.11
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.27 mm6.93 mm1.00 ctD / VS2
OriginLab Grown
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG844636800
Side View
Table 68.0%Crown 39°Girdle: MED-THKPavilion 41.9°Culet: NoneDepth 58.0%

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 24
Current: £645 GBP|Low: £111 GBP|High: £769 GBP|Avg: £309 GBP|-0.4%
MOH London
Retailer 2
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Retailer 18
October 30, 2026
Retailer 5£111 GBP
Retailer 7£125 GBP
Retailer 18£129 GBP
Retailer 8£138 GBP
Retailer 16£153 GBP
Retailer 13£165 GBP
Retailer 12£236 GBP
Retailer 14£237 GBP
Retailer 17£243 GBP
Retailer 9£253 GBP
Retailer 15£296 GBP
Retailer 6£319 GBP
Retailer 10£379 GBP
Retailer 2£435 GBP
Retailer 3£443 GBP
Retailer 4£468 GBP
Retailer 11£493 GBP
MOH London£645 GBP

12 data points across 18 retailers

17 retailers£129 GBP to £645 GBP

Retailer 1
-
£111 GBP
$149 USD
Price last confirmed 7 days ago
A
Retailer 2
-
£129 GBP
$173 USD
View
A
Retailer 3
-
£138 GBP
$185 USD
View
A
Retailer 4
-
£153 GBP
HK$1,600 HKD
View
A
Retailer 5
-
£165 GBP
View
B+
Retailer 6
-
£236 GBP
€301 EUR
View
B+
Retailer 7
-
£237 GBP
View
B+
Retailer 8
-
£243 GBP
$326 USD
View
B+
Retailer 9
-
£253 GBP
$339 USD
View
B+
Retailer 10
-
£296 GBP
View
B
Retailer 11
-
£319 GBP
$428 USD
View
B
Retailer 12
-
£379 GBP
SGD 687 SGD
View
B
Retailer 13
-
£435 GBP
$583 USD
View
B
Retailer 14
-
£443 GBP
$593 USD
View
B
Retailer 15
-
£468 GBP
$627 USD
View
B
Retailer 16
-
£493 GBP
$660 USD
View
Most Expensive
B
MOH London
LG844636800 · Oct 25
£645 GBP
View
16 more retailers have this diamond
Prices start from £129 GBPSave up to £515 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
£129 GBP