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Cushion|Natural|GIA

1.29ct I VS1 Cushion Natural Diamond

EX • I/VS1 • GIA 1298883902

Certificate GIA 1298883902

Diamond specifications and retailer prices

From £4,360 GBP
As of November 5, 2026
Save £2,269 GBP (34%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £6,629 GBP at MOH London · As of November 4, 2026
View at MOH London

About this 1.29ct natural cushion diamond

This 1.29ct natural cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1298883902. Listed at 6 retailers as of November 4, 2026, with prices from £4,360 to £6,629, a £2,269 spread on the same certified stone. MOH London lists it at £6,629. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.29
Carat
I
Colour
VS1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1298883902
Dimensions6.29 × 5.79 × 3.98 mm
L/W Ratio1.09
Top View
6.29 mm5.79 mm1.29 ctI / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1298883902
Side View
Table 61.0%CrownGirdle: ThickPavilionCulet: NoneDepth 68.9%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: £6,629 GBP|Low: £3,607 GBP|High: £6,727 GBP|Avg: £4,865 GBP|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 5, 2026
Retailer 5£3,607 GBP
Retailer 2£4,360 GBP
Retailer 4£4,483 GBP
Retailer 3£4,909 GBP
Retailer 6£4,976 GBP
MOH London£6,629 GBP

44 data points across 6 retailers

6 retailers£4,360 GBP to £6,629 GBP

Retailer 1
-
£3,607 GBP
Price last confirmed 39 days ago
B+
Retailer 2
-
£4,360 GBP
View
B
Retailer 3
-
£4,478 GBP
View
Retailer 4
-
£4,483 GBP
View
Price last confirmed 33 days ago
B
Retailer 5
-
£4,909 GBP
View
Most Expensive
B
MOH London
EC2C2E196 · Nov 4
£6,629 GBP
View
5 more retailers have this diamond
Prices start from £4,360 GBPSave up to £2,269 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.

B+
1.29ct Cushion
£4,360 GBP