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Round|Lab Grown|IGI

1.56ct H VS2 Round Lab Grown Diamond

EX • H/VS2 • IGI LG778659565

Shape and cutting style on the report: Round brilliant

Certificate IGI LG778659565

Diamond specifications and retailer prices

From £157 GBP
$209 USD
As of October 29, 2026
Save £633 GBP (80%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £790 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 1.56ct lab-grown round diamond

This 1.56ct lab-grown round sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG778659565 or 778659565. Listed at 19 retailers as of October 29, 2026, with prices from £157 to £790, a £633 spread on the same certified stone. MOH London lists it at £790. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.56
Carat
H
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle41.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778659565
Dimensions7.52 × 7.48 × 4.58 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.52 mm7.48 mm1.56 ctH / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778659565
Side View
Table 60.0%Crown 34.2°Girdle: THN-MEDPavilion 41.7°Culet: NoneDepth 61.2%

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: Oct 29
Current: £790 GBP|Low: £155 GBP|High: £817 GBP|Avg: £455 GBP|-2.2%
MOH London
Retailer 2
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Retailer 6
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Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
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Retailer 16
October 29, 2026
Retailer 10£157 GBP
Retailer 5£176 GBP
Retailer 3£183 GBP
Retailer 4£196 GBP
Retailer 14£196 GBP
Retailer 12£336 GBP
Retailer 15£372 GBP
Retailer 11£445 GBP
Retailer 7£507 GBP
Retailer 13£511 GBP
Retailer 16£630 GBP
Retailer 6£637 GBP
Retailer 8£638 GBP
Retailer 9£667 GBP
Retailer 2£789 GBP
MOH London£790 GBP

34 data points across 16 retailers

19 retailers£157 GBP to £790 GBP

A
Cheapest Retailer
-
£157 GBP
$209 USD
Retailer 2
-
£160 GBP
$213 USD
View
Price last confirmed 41 days ago
A
Retailer 3
-
£176 GBP
$235 USD
View
Final sale: no returns
A
Retailer 4
-
£183 GBP
$244 USD
View
Retailer 5
-
£194 GBP
$259 USD
View
Price last confirmed 40 days ago
A
Retailer 6
-
£196 GBP
$261 USD
View
A
Retailer 7
-
£196 GBP
$261 USD
View
B+
Retailer 8
-
£336 GBP
$448 USD
View
A
Retailer 9
-
£372 GBP
$496 USD
View
A
Retailer 10
-
£445 GBP
$593 USD
View
Retailer 11
-
£507 GBP
$675 USD
View
Price last confirmed 8 days ago
B+
Retailer 12
-
£511 GBP
$681 USD
View
B+
Retailer 13
-
£630 GBP
$839 USD
View
Retailer 14
-
£634 GBP
$844 USD
View
Price last confirmed 39 days ago
B+
Retailer 15
-
£637 GBP
SGD 1,147 SGD
View
B+
Retailer 16
-
£638 GBP
$850 USD
View
B+
Retailer 17
-
£667 GBP
$888 USD
View
B+
Retailer 18
-
£789 GBP
$1,051 USD
View
Most Expensive
B+
MOH London
LG778659565 · Oct 29
£790 GBP
View
18 more retailers have this diamond
Prices start from £157 GBPSave up to £633 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
1.56ct Round
£157 GBP