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Cushion|Lab Grown|IGI

1.29ct D VVS1 Cushion Lab Grown Diamond

ID • D/VVS1 • IGI LG849636618

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG849636618

Diamond specifications and retailer prices

From £174 GBP
As of November 4, 2026
Save £886 GBP (84%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £1,060 GBP at Michael Trio · As of November 4, 2026
View at Michael Trio

About this 1.29ct lab-grown cushion diamond

This 1.29ct lab-grown cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG849636618 or 849636618. Listed at 13 retailers as of November 4, 2026, with prices from £174 to £1,060, a £886 spread on the same certified stone. Michael Trio lists it at £1,060. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.29
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40°
Pavilion angle37.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG849636618
Dimensions7.88 × 5.36 × 3.59 mm
L/W Ratio1.47
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.88 mm5.36 mm1.29 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG849636618
Side View
Table 67.0%Crown 40°Girdle: MED-STKPavilion 37.7°Culet: NoneDepth 67.0%

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: £1,060 GBP|Low: £174 GBP|High: £1,077 GBP|Avg: £489 GBP|-1.6%
Michael Trio
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 5, 2026
Retailer 8£174 GBP
Retailer 7£221 GBP
Retailer 10£265 GBP
Retailer 12£315 GBP
Retailer 4£344 GBP
Retailer 11£359 GBP
Retailer 5£436 GBP
Retailer 3£482 GBP
Retailer 13£482 GBP
Retailer 9£662 GBP
Retailer 2£663 GBP
Retailer 6£775 GBP
Michael Trio£1,060 GBP

7 data points across 13 retailers

13 retailers£174 GBP to £1,060 GBP

A+
Cheapest Retailer
-
£174 GBP
Final sale: no returns
A
Retailer 2
-
£221 GBP
View
B+
Retailer 3
-
£265 GBP
View
A
Retailer 4
-
£315 GBP
View
A
Retailer 5
-
£344 GBP
View
A
Retailer 6
-
£359 GBP
View
A
Retailer 7
-
£436 GBP
View
A
Retailer 8
-
£482 GBP
View
B+
Retailer 9
-
£482 GBP
View
B+
Retailer 10
-
£662 GBP
View
B+
Retailer 11
-
£663 GBP
View
B+
Retailer 12
-
£775 GBP
View
Most Expensive
B
Michael Trio
1623682295 · Nov 4
£1,060 GBP
SGD 1,933 SGD
View
12 more retailers have this diamond
Prices start from £174 GBPSave up to £886 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+
1.29ct Cushion
£174 GBP