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Round|Lab Grown|IGI

1.22ct D VVS1 Round Lab Grown Diamond

EX • D/VVS1 • IGI LG778645976

Shape and cutting style on the report: Round brilliant

Certificate IGI LG778645976

Diamond specifications and retailer prices

From £158 GBP
$212 USD
As of October 29, 2026
Save £1,472 GBP (90%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £1,630 GBP at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.22ct lab-grown round diamond

This 1.22ct lab-grown round sits in the classic one-carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG778645976 or 778645976. Listed at 23 retailers as of October 27, 2026, with prices from £158 to £1,630, a £1,472 spread on the same certified stone. Queensmith lists it at £1,630. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.22
Carat
D
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778645976
Dimensions6.88 × 6.91 × 4.15 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
Top View
6.88 mm6.91 mm1.22 ctD / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778645976
Side View
Table 62.0%Crown 35.3°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 60.2%

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: £787 GBP|Low: £152 GBP|High: £911 GBP|Avg: £418 GBP
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
November 1, 2026
Retailer 16£158 GBP
Retailer 11£177 GBP
Retailer 6£184 GBP
Retailer 3£196 GBP
Retailer 8£196 GBP
Retailer 2£265 GBP
Retailer 13£337 GBP
Retailer 10£358 GBP
Retailer 9£362 GBP
Retailer 5£378 GBP
Retailer 14£480 GBP
Retailer 15£508 GBP
Retailer 7£631 GBP
Retailer 4£762 GBP
Retailer 1£787 GBP
Retailer 12£873 GBP

44 data points across 16 retailers

23 retailers£158 GBP to £1,630 GBP

A
Cheapest Retailer
-
£158 GBP
$212 USD
A
Retailer 2
-
£177 GBP
$237 USD
View
Final sale: no returns
A
Retailer 3
-
£184 GBP
$246 USD
View
A
Retailer 4
-
£196 GBP
$263 USD
View
A
Retailer 5
-
£196 GBP
$263 USD
View
A
Retailer 6
-
£220 GBP
HK$2,300 HKD
View
B+
Retailer 7
-
£265 GBP
$355 USD
View
A
Retailer 8
-
£337 GBP
ZAR 7,303 ZAR
View
B+
Retailer 9
-
£358 GBP
€457 EUR
View
B+
Retailer 10
-
£360 GBP
$483 USD
View
B+
Retailer 11
-
£362 GBP
View
B+
Retailer 12
-
£378 GBP
$506 USD
View
B+
Retailer 13
-
£480 GBP
A$989 AUD
View
B
Retailer 14
-
£508 GBP
$681 USD
View
B
Retailer 15
-
£631 GBP
$846 USD
View
B
Retailer 16
-
£638 GBP
SGD 1,155 SGD
View
B
Retailer 17
-
£671 GBP
$899 USD
View
B
Retailer 18
-
£672 GBP
$900 USD
View
B
Retailer 19
-
£762 GBP
View
B
Retailer 20
-
£787 GBP
View
B
Retailer 21
-
£873 GBP
$1,170 USD
View
B
Retailer 22
-
£920 GBP
$1,233 USD
View
Most Expensive
B
Queensmith
LG778645976 · Oct 27
£1,630 GBP
View
22 more retailers have this diamond
Prices start from £158 GBPSave up to £1,472 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
1.22ct Round
£158 GBP