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Round|Lab Grown|IGI

1.20ct I VVS1 Round Lab Grown Diamond

ID • I/VVS1 • IGI LG696506779

Shape and cutting style on the report: Round brilliant

Certificate IGI LG696506779

Diamond specifications and retailer prices

From £172 GBP
$231 USD
As of October 29, 2026
Save £688 GBP (80%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £861 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 1.2ct lab-grown round diamond

This 1.2ct lab-grown round sits in the classic one-carat band, graded I colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG696506779 or 696506779. Listed at 18 retailers as of October 29, 2026, with prices from £172 to £861, a £688 spread on the same certified stone. MOH London lists it at £861. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
I
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG696506779
Dimensions6.88 × 6.90 × 4.16 mm
L/W Ratio1.00
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 Light Blue
Top View
6.88 mm6.90 mm1.20 ctI / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG696506779
Side View
Table 58.0%Crown 34.1°Girdle: MediumPavilion 40.7°Culet: NoneDepth 60.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: £861 GBP|Low: £138 GBP|High: £866 GBP|Avg: £423 GBP|+0.4%
MOH London
Retailer 2
Retailer 3
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Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 16
October 31, 2026
Retailer 14£172 GBP
Retailer 4£193 GBP
Retailer 6£200 GBP
Retailer 3£213 GBP
Retailer 16£213 GBP
Retailer 15£300 GBP
Retailer 2£349 GBP
Retailer 11£367 GBP
Retailer 10£418 GBP
Retailer 5£449 GBP
Retailer 12£463 GBP
Retailer 9£508 GBP
Retailer 13£561 GBP
Retailer 8£614 GBP
Retailer 7£687 GBP
MOH London£861 GBP

42 data points across 16 retailers

18 retailers£172 GBP to £861 GBP

A
Cheapest Retailer
-
£172 GBP
$231 USD
A
Retailer 2
-
£193 GBP
$259 USD
View
Final sale: no returns
A
Retailer 3
-
£200 GBP
$268 USD
View
A
Retailer 4
-
£213 GBP
$286 USD
View
A
Retailer 5
-
£213 GBP
$286 USD
View
A
Retailer 6
-
£300 GBP
$402 USD
View
B+
Retailer 7
-
£349 GBP
€445 EUR
View
B+
Retailer 8
-
£367 GBP
ZAR 7,947 ZAR
View
B+
Retailer 9
-
£418 GBP
View
B
Retailer 10
-
£449 GBP
$601 USD
View
Retailer 11
-
£463 GBP
$620 USD
View
Price last confirmed 10 days ago
B+
Retailer 12
-
£508 GBP
$680 USD
View
B
Retailer 13
-
£561 GBP
$752 USD
View
B
Retailer 14
-
£614 GBP
$823 USD
View
B
Retailer 15
-
£687 GBP
$920 USD
View
B
Retailer 16
-
£690 GBP
SGD 1,249 SGD
View
B
Retailer 17
-
£726 GBP
$973 USD
View
Most Expensive
B
MOH London
LG696506779 · Oct 29
£861 GBP
View
17 more retailers have this diamond
Prices start from £172 GBPSave up to £688 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
1.20ct Round
£172 GBP