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Cushion|Natural|GIA

0.63ct G SI1 Cushion Natural Diamond

EX • G/SI1 • GIA 7541715507

Certificate GIA 7541715507

Diamond specifications and retailer prices

From £323 GBP
$433 USD
As of November 2, 2026
Save £147 GBP (31%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £470 GBP at Jared · As of November 2, 2026
View at Jared

About this 0.63ct natural cushion diamond

This 0.63ct natural cushion sits in the half to three-quarter carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7541715507. Listed at 7 retailers as of November 2, 2026, with prices from £323 to £470, a £147 spread on the same certified stone. Jared lists it at £470. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.63
Carat
G
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7541715507
Dimensions4.92 × 4.65 × 3.17 mm
L/W Ratio1.06
Culet sizeNone
Key to symbols
Crystal, Feather
Top View
4.92 mm4.65 mm0.63 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7541715507
Side View
Table 64.0%CrownGirdle: STK-THKPavilionCulet: 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 2
Current: £470 GBP|Low: £279 GBP|High: £493 GBP|Avg: £410 GBP|-4.5%
Jared
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 2, 2026
Retailer 8£296 GBP
Retailer 6£323 GBP
Retailer 5£390 GBP
Retailer 4£425 GBP
Retailer 2£449 GBP
Retailer 3£455 GBP
Retailer 7£455 GBP
Jared£470 GBP

36 data points across 8 retailers

7 retailers£323 GBP to £470 GBP

A
Cheapest Retailer
-
£323 GBP
$433 USD
Final sale: no returns
A
Retailer 2
-
£390 GBP
SGD 706 SGD
View
A
Retailer 3
-
£425 GBP
$570 USD
View
A
Retailer 4
-
£449 GBP
View
A
Retailer 5
-
£455 GBP
$610 USD
View
A
Retailer 6
-
£455 GBP
$610 USD
View
Most Expensive
A
Jared
160001817 · Nov 2
£470 GBP
$630 USD
View
6 more retailers have this diamond
Prices start from £323 GBPSave up to £147 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
0.63ct Cushion
£323 GBP