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Heart|Lab Grown|IGI

0.70ct F VS1 Heart Lab Grown Diamond

EX • F/VS1 • IGI LG821663810

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG821663810

Diamond specifications and retailer prices

From £140 GBP
$188 USD
As of November 1, 2026
Save £795 GBP (85%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £936 GBP at MOH London · As of November 1, 2026
View at MOH London

About this 0.7ct lab-grown heart diamond

This 0.7ct lab-grown heart sits in the half to three-quarter carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG821663810 or 821663810. Listed at 7 retailers as of November 1, 2026, with prices from £140 to £936, a £795 spread on the same certified stone. MOH London lists it at £936. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.70
Carat
F
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle37.7°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG821663810
Dimensions5.42 × 6.03 × 3.61 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
5.42 mm6.03 mm0.70 ctF / VS1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG821663810
Side View
Table 56.0%Crown 37.7°Girdle: STK-THKPavilion 39.2°Culet: NoneDepth 59.9%

Caratlytics Score

How it works →
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: £936 GBP|Low: £140 GBP|High: £947 GBP|Avg: £352 GBP|+38.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 2, 2026
Retailer 7£140 GBP
Retailer 4£181 GBP
Retailer 2£231 GBP
Retailer 3£244 GBP
Retailer 5£340 GBP
Retailer 6£403 GBP
MOH London£936 GBP

41 data points across 7 retailers

7 retailers£140 GBP to £936 GBP

B+
Cheapest Retailer
-
£140 GBP
$188 USD
A
Retailer 2
-
£181 GBP
$243 USD
View
A
Retailer 3
-
£231 GBP
View
B+
Retailer 4
-
£244 GBP
View
B+
Retailer 5
-
£340 GBP
$455 USD
View
B
Retailer 6
-
£403 GBP
$539 USD
View
Most Expensive
C
MOH London
LG821663810 · Nov 1
£936 GBP
View
6 more retailers have this diamond
Prices start from £140 GBPSave up to £795 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
0.70ct Heart
£140 GBP