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Round|Natural|GIA

1.26ct J SI2 Round Natural Diamond

EX • J/SI2 • GIA 5463355497

Certificate GIA 5463355497

Diamond specifications and retailer prices

From £1,192 GBP
₹152,066 INR
As of October 31, 2026
Save £827 GBP (41%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £2,019 GBP at Yorxs · As of November 1, 2026
View at Yorxs

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 J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 5463355497. Listed at 3 retailers as of October 31, 2026, with prices from £1,192 to £2,019, a £827 spread on the same certified stone. Yorxs lists it at £2,019. 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
J
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5463355497
Dimensions6.85 × 6.90 × 4.32 mm
L/W Ratio1.01
Top View
6.85 mm6.90 mm1.26 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5463355497
Side View
Table 56.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 62.8%

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: Oct 31
Current: £1,192 GBP|Low: £1,189 GBP|High: £2,110 GBP|Avg: £1,593 GBP|-5.9%
Retailer 1
Retailer 2
Yorxs
November 1, 2026
Retailer 1£1,192 GBP
Retailer 2£1,493 GBP
Yorxs£2,019 GBP

43 data points across 3 retailers

3 retailers£1,192 GBP to £2,019 GBP

A
Cheapest Retailer
-
£1,192 GBP
₹152,066 INR
B+
Retailer 2
-
£1,493 GBP
$2,000 USD
View
Most Expensive
B+
Yorxs
B:129/J/SI2/126 · Nov 1
£2,019 GBP
€2,576 EUR
View
2 more retailers have this diamond
Prices start from £1,192 GBPSave up to £827 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
1.26ct Round
£1,192 GBP