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Cushion|Natural|GIA

1.51ct I I1 Cushion Natural Diamond

EX • I/I1 • GIA 6562023498

Certificate GIA 6562023498

Diamond specifications and retailer prices

From £1,915 GBP
$2,570 USD
As of October 28, 2026
Save £872 GBP (31%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £2,787 GBP at Yorxs · As of November 2, 2026
View at Yorxs

About this 1.51ct natural cushion diamond

This 1.51ct natural cushion sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and I1 clarity (included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6562023498. Listed at 6 retailers as of October 28, 2026, with prices from £1,915 to £2,787, a £872 spread on the same certified stone. Yorxs lists it at £2,787. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
I
Colour
I1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6562023498
Dimensions7.70 × 5.92 × 4.01 mm
L/W Ratio1.30
Key to symbols
Crystal, Cloud, Feather, Needle
Top View
7.70 mm5.92 mm1.51 ctI / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6562023498
Side View
Table 65.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 67.8%

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: Oct 28
Current: £1,915 GBP|Low: £1,784 GBP|High: £3,045 GBP|Avg: £2,430 GBP|-9.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Yorxs
November 2, 2026
Retailer 5£1,784 GBP
Retailer 1£1,915 GBP
Retailer 2£2,608 GBP
Retailer 3£2,608 GBP
Retailer 4£2,690 GBP
Yorxs£2,787 GBP

19 data points across 6 retailers

6 retailers£1,915 GBP to £2,787 GBP

Retailer 1
-
£1,784 GBP
HK$18,700 HKD
Price last confirmed 41 days ago
A
Retailer 2
-
£1,915 GBP
$2,570 USD
View
B+
Retailer 3
-
£2,608 GBP
$3,500 USD
View
B+
Retailer 4
-
£2,608 GBP
$3,500 USD
View
B+
Retailer 5
-
£2,690 GBP
$3,610 USD
View
Most Expensive
B+
Yorxs
620950726 · Nov 2
£2,787 GBP
€3,562 EUR
View
5 more retailers have this diamond
Prices start from £1,915 GBPSave up to £872 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
1.51ct Cushion
£1,915 GBP