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Cushion|Natural|GIA

1.51ct I IF Cushion Natural Diamond

EX • I/IF • GIA 6425009330

Certificate GIA 6425009330

Diamond specifications and retailer prices

From £5,670 GBP
As of November 6, 2026
Save £2,272 GBP (29%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £7,942 GBP at Jared · As of November 6, 2026
View at Jared

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 IF clarity (flawless or internally-flawless), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6425009330. Listed at 7 retailers as of November 6, 2026, with prices from £5,670 to £7,942, a £2,272 spread on the same certified stone. Jared lists it at £7,942. 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
IF
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6425009330
Dimensions7.00 × 6.55 × 4.34 mm
L/W Ratio1.07
Top View
7.00 mm6.55 mm1.51 ctI / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6425009330
Side View
Table 68.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 66.2%

Caratlytics Score

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

Price History

Last verified: Nov 6
Current: £7,942 GBP|Low: £5,670 GBP|High: £7,942 GBP|Avg: £7,309 GBP
Jared
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 5, 2026
Retailer 3£5,670 GBP
Retailer 4£7,255 GBP
Retailer 2£7,550 GBP
Retailer 5£7,688 GBP
Retailer 6£7,688 GBP
Jared£7,942 GBP

31 data points across 6 retailers

7 retailers£5,670 GBP to £7,942 GBP

B+
Cheapest Retailer
-
£5,670 GBP
B+
Retailer 2
-
£6,280 GBP
View
B
Retailer 3
-
£7,255 GBP
View
B
Retailer 4
-
£7,550 GBP
View
B
Retailer 5
-
£7,688 GBP
View
B
Retailer 6
-
£7,688 GBP
View
Most Expensive
B
Jared
144073961 · Nov 6
£7,942 GBP
$10,630 USD
View
6 more retailers have this diamond
Prices start from £5,670 GBPSave up to £2,272 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+
1.51ct Cushion
£5,670 GBP