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Cushion|Lab Grown|GCAL

1.29ct D IF Cushion Lab Grown Diamond

EX • D/IF • GCAL 353426049

Shape and cutting style on the report: Cushion modified brilliant

Certificate GCAL 353426049

Diamond specifications and retailer prices

From £546 GBP
As of November 3, 2026
Save £2,906 GBP (84%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £3,452 GBP at Do Amore Diamonds · As of November 4, 2026
View at Do Amore Diamonds

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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GCAL 353426049. Listed at 11 retailers as of November 3, 2026, with prices from £546 to £3,452, a £2,906 spread on the same certified stone. Do Amore Diamonds lists it at £3,452. 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
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle37.4°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 353426049
Dimensions6.21 × 6.16 × 4.07 mm
L/W Ratio1.01
Culet sizeNone
Top View
6.21 mm6.16 mm1.29 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGCAL 353426049
Side View
Table 62.0%Crown 33.2°Girdle: MED-STKPavilion 37.4°Culet: NoneDepth 66.1%

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: Nov 3
Current: £3,452 GBP|Low: £546 GBP|High: £4,933 GBP|Avg: £2,290 GBP
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 4, 2026
Retailer 10£546 GBP
Retailer 12£677 GBP
Retailer 3£1,510 GBP
Retailer 11£1,596 GBP
Retailer 4£1,850 GBP
Retailer 6£1,874 GBP
Retailer 8£2,401 GBP
Retailer 5£2,770 GBP
Retailer 9£2,893 GBP
Retailer 2£3,319 GBP
Retailer 7£3,319 GBP
Do Amore Diamonds£3,452 GBP

19 data points across 12 retailers

11 retailers£546 GBP to £3,452 GBP

A
Cheapest Retailer
-
£546 GBP
A
Retailer 2
-
£677 GBP
View
B
Retailer 3
-
£1,596 GBP
View
B
Retailer 4
-
£1,850 GBP
View
B+
Retailer 5
-
£1,874 GBP
View
B
Retailer 6
-
£2,401 GBP
View
Retailer 7
-
£2,770 GBP
View
Price under review
B
Retailer 8
-
£2,893 GBP
View
B
Retailer 9
-
£3,319 GBP
View
B
Retailer 10
-
£3,319 GBP
View
Most Expensive
B
Do Amore Diamonds
32-353426049 · Nov 4
£3,452 GBP
$4,660 USD
View
10 more retailers have this diamond
Prices start from £546 GBPSave up to £2,906 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
£546 GBP