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Cushion|Natural|GIA

1.03ct K SI1 Cushion Natural Diamond

EX • K/SI1 • GIA 1568838933

Certificate GIA 1568838933

Diamond specifications and retailer prices

From £872 GBP
As of November 6, 2026
Save £510 GBP (37%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £1,381 GBP at Wholesale Diamonds Direct · As of November 6, 2026
View at Wholesale Diamonds Direct

About this 1.03ct natural cushion diamond

This 1.03ct natural cushion sits in the classic one-carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1568838933. Listed at 4 retailers as of November 6, 2026, with prices from £872 to £1,381, a £510 spread on the same certified stone. Wholesale Diamonds Direct lists it at £1,381. 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

1.03
Carat
K
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 1568838933
Dimensions6.56 × 5.18 × 3.53 mm
L/W Ratio1.27
Culet sizeNone
Top View
6.56 mm5.18 mm1.03 ctK / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
CertificateGIA 1568838933
Side View
Table 59.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 68.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: £1,265 GBP|Low: £872 GBP|High: £1,381 GBP|Avg: £1,139 GBP
Retailer 1
Retailer 2
Retailer 3
Wholesale Diamonds Direct
November 6, 2026
Retailer 3£872 GBP
Retailer 2£1,038 GBP
Retailer 1£1,265 GBP
Wholesale Diamonds Direct£1,381 GBP

1 data point across 4 retailers

4 retailers£872 GBP to £1,381 GBP

A
Cheapest Retailer
-
£872 GBP
B+
Retailer 2
-
£1,038 GBP
View
B+
Retailer 3
-
£1,265 GBP
View
Most Expensive
B
Wholesale Diamonds Direct
690585003 · Nov 6
£1,381 GBP
$1,849 USD
View
3 more retailers have this diamond
Prices start from £872 GBPSave up to £510 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
1.03ct Cushion
£872 GBP