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Cushion|Lab Grown|IGI

1.21ct D VVS1 Cushion Lab Grown Diamond

ID • D/VVS1 • IGI LG745507838

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG745507838

Diamond specifications and retailer prices

From £161 GBP
As of November 4, 2026
Save £1,217 GBP (88%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £1,378 GBP at Do Amore Diamonds · As of November 4, 2026
View at Do Amore Diamonds

About this 1.21ct lab-grown cushion diamond

This 1.21ct lab-grown cushion 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 LG745507838 or 745507838. Listed at 12 retailers as of November 4, 2026, with prices from £161 to £1,378, a £1,217 spread on the same certified stone. Do Amore Diamonds lists it at £1,378. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle36.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG745507838
Dimensions7.69 × 5.35 × 3.64 mm
L/W Ratio1.44
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
7.69 mm5.35 mm1.21 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG745507838
Side View
Table 58.0%Crown 33.7°Girdle: MED-STKPavilion 36.9°Culet: NoneDepth 68.0%

Caratlytics Score

How it works →
A+
Exceptional
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: Nov 4
Current: £1,378 GBP|Low: £146 GBP|High: £1,467 GBP|Avg: £520 GBP|-6.1%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 5, 2026
Retailer 11£161 GBP
Retailer 8£213 GBP
Retailer 5£224 GBP
Retailer 3£243 GBP
Retailer 9£321 GBP
Retailer 10£360 GBP
Retailer 6£481 GBP
Retailer 7£519 GBP
Retailer 12£621 GBP
Retailer 2£786 GBP
Retailer 4£911 GBP
Do Amore Diamonds£1,378 GBP

39 data points across 12 retailers

12 retailers£161 GBP to £1,378 GBP

A+
Cheapest Retailer
-
£161 GBP
Final sale: no returns
A
Retailer 2
-
£213 GBP
View
A
Retailer 3
-
£224 GBP
View
B+
Retailer 4
-
£243 GBP
View
A
Retailer 5
-
£321 GBP
View
A
Retailer 6
-
£360 GBP
View
B+
Retailer 7
-
£481 GBP
View
B+
Retailer 8
-
£519 GBP
View
B+
Retailer 9
-
£621 GBP
View
B+
Retailer 10
-
£786 GBP
View
B
Retailer 11
-
£911 GBP
View
Most Expensive
B
Do Amore Diamonds
27-4469D1871 · Nov 4
£1,378 GBP
$1,860 USD
View
11 more retailers have this diamond
Prices start from £161 GBPSave up to £1,217 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+
1.21ct Cushion
£161 GBP