Cushion|Natural|GIA

1.03ct I SI1 Cushion Natural Diamond

EX • I/SI1 • GIA 2566246340

Certificate GIA 2566246340

Diamond specifications and retailer prices

From €1,091 EUR
₹116,547 INR
As of October 28, 2026
Save €754 EUR (41%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: €1,845 EUR at 77 Diamonds · As of October 30, 2026
View at 77 Diamonds

About this 1.03ct natural cushion diamond

This 1.03ct natural cushion sits in the classic one-carat band, graded I 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 2566246340. Listed at 8 retailers as of October 28, 2026, with prices from €1,091 to €1,845, a €754 spread on the same certified stone. 77 Diamonds lists it at €1,845. 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
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2566246340
Dimensions6.58 × 5.07 × 3.45 mm
L/W Ratio1.30
Culet sizeNone
Top View
6.58 mm5.07 mm1.03 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2566246340
Side View
Table 62.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 68.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 28
Current: €1,845 EUR|Low: €1,085 EUR|High: €1,847 EUR|Avg: €1,561 EUR|+0.4%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 30, 2026
Retailer 3€1,091 EUR
Retailer 5€1,279 EUR
Retailer 7€1,498 EUR
Retailer 6€1,596 EUR
Retailer 4€1,762 EUR
Retailer 2€1,840 EUR
77 Diamonds€1,845 EUR

37 data points across 7 retailers

8 retailers€1,091 EUR to €1,845 EUR

A
Cheapest Retailer
-
€1,091 EUR
₹116,547 INR
A
Retailer 2
-
€1,255 EUR
A$2,166 AUD
View
Retailer 3
-
€1,279 EUR
$1,435 USD
View
Price last confirmed 19 days ago
A
Retailer 4
-
€1,498 EUR
$1,680 USD
View
B+
Retailer 5
-
€1,596 EUR
$1,790 USD
View
Retailer 6
-
€1,762 EUR
ZAR 31,928 ZAR
View
Price last confirmed 7 days ago
B+
Retailer 7
-
€1,840 EUR
View
Most Expensive
B+
77 Diamonds
CUSCPZRCEX6ZX · Oct 30
€1,845 EUR
£1,629 GBP
View
7 more retailers have this diamond
Prices start from €1,091 EURSave up to €754 EUR

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
€1,091 EUR