CaratHunter
Plans
Cushion|Lab Grown|IGI

1.29ct D VVS1 Cushion Lab Grown Diamond

ID • D/VVS1 • IGI LG689562565

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG689562565

Diamond specifications and retailer prices

From £230 GBP
As of November 4, 2026
Save £1,502 GBP (87%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £1,732 GBP at Yadav Diamonds · As of November 4, 2026
View at Yadav 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 VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG689562565 or 689562565. Listed at 16 retailers as of November 4, 2026, with prices from £230 to £1,732, a £1,502 spread on the same certified stone. Yadav Diamonds lists it at £1,732. 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 angle37.6°
Pavilion angle41.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG689562565
Dimensions6.31 × 6.28 × 4.27 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
6.31 mm6.28 mm1.29 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG689562565
Side View
Table 64.0%Crown 37.6°Girdle: MED-STKPavilion 41.7°Culet: NoneDepth 68.0%

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 4
Current: £1,020 GBP|Low: £230 GBP|High: £1,482 GBP|Avg: £584 GBP|-0.3%
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
November 5, 2026
Retailer 5£230 GBP
Retailer 14£256 GBP
Retailer 7£290 GBP
Retailer 10£364 GBP
Retailer 13£374 GBP
Retailer 8£445 GBP
Retailer 3£498 GBP
Retailer 2£500 GBP
Retailer 11£553 GBP
Retailer 9£626 GBP
Retailer 12£744 GBP
Retailer 4£858 GBP
Retailer 1£1,020 GBP
Retailer 6£1,482 GBP

38 data points across 14 retailers

16 retailers£230 GBP to £1,732 GBP

A
Cheapest Retailer
-
£230 GBP
Final sale: no returns
Retailer 2
-
£256 GBP
View
Price last confirmed 11 days ago
A
Retailer 3
-
£290 GBP
View
A
Retailer 4
-
£300 GBP
View
A
Retailer 5
-
£364 GBP
View
A
Retailer 6
-
£374 GBP
View
A
Retailer 7
-
£445 GBP
View
B+
Retailer 8
-
£498 GBP
View
B+
Retailer 9
-
£500 GBP
View
B+
Retailer 10
-
£553 GBP
View
B+
Retailer 11
-
£626 GBP
View
Retailer 12
-
£744 GBP
View
Price last confirmed 8 days ago
B
Retailer 13
-
£858 GBP
View
B+
Retailer 14
-
£1,020 GBP
View
B
Retailer 15
-
£1,482 GBP
View
Most Expensive
B
Yadav Diamonds
13004961 · Nov 4
£1,732 GBP
$2,338 USD
View
15 more retailers have this diamond
Prices start from £230 GBPSave up to £1,502 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
£230 GBP