Round|Natural|GIA

1.26ct I SI2 Round Natural Diamond

EX • I/SI2 • GIA 2504158362

Shape and cutting style on the report: Round

Certificate GIA 2504158362

Diamond specifications and retailer prices

From €2,990 EUR
£2,630 GBP
As of November 1, 2026
7 retailers carry this diamond
Most expensive: €2,990 EUR at 77 Diamonds
View at 77 Diamonds

About this 1.26ct natural round diamond

This 1.26ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2504158362. Listed at 7 retailers as of November 1, 2026. 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

1.26
Carat
I
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 2504158362
Dimensions6.98 × 6.93 × 4.33 mm
L/W Ratio1.01
Star length55%
Lower girdle80%
Top View
6.98 mm6.93 mm1.26 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2504158362
Side View
Table 57.0%Crown 35°Girdle: THN-MEDPavilion 41.6°Culet: NoneDepth 62.3%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 1
Current: €2,990 EUR|Low: €1,807 EUR|High: €5,243 EUR|Avg: €2,848 EUR|+1.0%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 2€1,900 EUR
Retailer 9€2,199 EUR
Retailer 10€2,246 EUR
Retailer 3€2,315 EUR
Retailer 8€2,368 EUR
Retailer 5€2,508 EUR
Retailer 4€2,930 EUR
77 Diamonds€2,990 EUR
Retailer 6€4,446 EUR
Retailer 7€5,243 EUR

44 data points across 10 retailers

7 retailers

Retailer 1
-
€2,199 EUR
$2,457 USD
Price last confirmed 18 days ago
Retailer 2
-
€2,291 EUR
$2,560 USD
View
Price last confirmed 24 days ago
Retailer 3
-
€2,508 EUR
$2,802 USD
View
Price last confirmed 39 days ago
Retailer 4
-
€2,508 EUR
$2,802 USD
View
Price last confirmed 37 days ago
Retailer 5
-
€2,634 EUR
$2,943 USD
View
Price last confirmed 18 days ago
Retailer 6
-
€2,894 EUR
$3,233 USD
View
Price last confirmed 40 days ago
Most Expensive
B+
77 Diamonds
RBCPSS2ZBMQW · Nov 1
€2,990 EUR
£2,630 GBP
View
6 more retailers have this diamond

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+
1.26ct Round
€2,990 EUR