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Cushion|Natural|GIA

3.03ct D SI1 Cushion Natural Diamond

EX • D/SI1 • GIA 5234064605

Certificate GIA 5234064605

Diamond specifications and retailer prices

From £41,990 GBP
$56,262 USD
As of October 31, 2026
Save £9,848 GBP (19%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £51,838 GBP at 77 Diamonds · As of November 1, 2026
View at 77 Diamonds

About this 3.03ct natural cushion diamond

This 3.03ct natural cushion sits in the three to five carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5234064605. Listed at 3 retailers as of October 31, 2026, with prices from £41,990 to £51,838, a £9,848 spread on the same certified stone. 77 Diamonds lists it at £51,838. 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

3.03
Carat
D
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 5234064605
Dimensions10.26 × 8.16 × 5.24 mm
L/W Ratio1.26
Top View
10.26 mm8.16 mm3.03 ctD / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
CertificateGIA 5234064605
Side View
Table 63.0%CrownGirdlePavilionCuletDepth 64.3%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 31
Current: £51,838 GBP|Low: £41,504 GBP|High: £52,805 GBP|Avg: £47,124 GBP|+0.1%
77 Diamonds
Retailer 2
November 1, 2026
Retailer 2£41,990 GBP
77 Diamonds£51,838 GBP

32 data points across 2 retailers

3 retailers£41,990 GBP to £51,838 GBP

B
Cheapest Retailer
-
£41,990 GBP
$56,262 USD
B
Retailer 2
-
£43,534 GBP
$58,331 USD
View
Most Expensive
B
77 Diamonds
CUSZWK3EYM7A · Nov 1
£51,838 GBP
View
2 more retailers have this diamond
Prices start from £41,990 GBPSave up to £9,848 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
3.03ct Cushion
£41,990 GBP