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Round|Lab Grown|IGI

1.22ct D VS2 Round Lab Grown Diamond

ID • D/VS2 • IGI LG628420731

Shape and cutting style on the report: Round brilliant

Certificate IGI LG628420731

Diamond specifications and retailer prices

From £125 GBP
$168 USD
As of November 1, 2026
Save £689 GBP (85%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £815 GBP at Reve Diamonds · As of November 1, 2026
View at Reve Diamonds

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 VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG628420731 or 628420731. Listed at 20 retailers as of November 1, 2026, with prices from £125 to £815, a £689 spread on the same certified stone. Reve Diamonds lists it at £815. 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
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG628420731
Dimensions6.84 × 6.80 × 4.22 mm
L/W Ratio1.01
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
6.84 mm6.80 mm1.22 ctD / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG628420731
Side View
Table 59.0%Crown 34.8°Girdle: MediumPavilion 41.2°Culet: NoneDepth 61.8%

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: Nov 1
Current: £276 GBP|Low: £120 GBP|High: £825 GBP|Avg: £343 GBP|-6.9%
Retailer 1
Retailer 2
Retailer 3
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Retailer 5
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Retailer 10
Retailer 11
Retailer 12
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Retailer 14
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Retailer 19
Reve Diamonds
November 1, 2026
Retailer 17£125 GBP
Retailer 6£140 GBP
Retailer 10£146 GBP
Retailer 3£155 GBP
Retailer 4£155 GBP
Retailer 18£182 GBP
Retailer 7£210 GBP
Retailer 1£276 GBP
Retailer 13£290 GBP
Retailer 19£297 GBP
Retailer 5£342 GBP
Retailer 15£358 GBP
Retailer 16£410 GBP
Retailer 8£500 GBP
Retailer 9£510 GBP
Retailer 11£512 GBP
Retailer 2£541 GBP
Retailer 12£560 GBP
Retailer 14£728 GBP
Reve Diamonds£815 GBP

44 data points across 20 retailers

20 retailers£125 GBP to £815 GBP

A
Cheapest Retailer
-
£125 GBP
$168 USD
A
Retailer 2
-
£140 GBP
$188 USD
View
Final sale: no returns
A
Retailer 3
-
£146 GBP
$195 USD
View
Retailer 4
-
£155 GBP
$208 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
£155 GBP
$208 USD
View
A
Retailer 6
-
£182 GBP
HK$1,900 HKD
View
B+
Retailer 7
-
£210 GBP
$282 USD
View
A
Retailer 8
-
£276 GBP
View
A
Retailer 9
-
£290 GBP
€370 EUR
View
A
Retailer 10
-
£297 GBP
$398 USD
View
B+
Retailer 11
-
£342 GBP
$458 USD
View
Retailer 12
-
£358 GBP
$480 USD
View
Price last confirmed 11 days ago
B
Retailer 13
-
£410 GBP
$549 USD
View
B
Retailer 14
-
£500 GBP
$670 USD
View
B
Retailer 15
-
£510 GBP
$684 USD
View
B
Retailer 16
-
£512 GBP
SGD 927 SGD
View
B
Retailer 17
-
£541 GBP
$724 USD
View
B
Retailer 18
-
£560 GBP
$750 USD
View
Retailer 19
-
£728 GBP
View
Price last confirmed 7 days ago
Most Expensive
B
Reve Diamonds
95F4A6633 · Nov 1
£815 GBP
$1,092 USD
View
19 more retailers have this diamond
Prices start from £125 GBPSave up to £689 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
£125 GBP