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Round|Natural|GIA

1.23ct J VS1 Round Natural Diamond

EX • J/VS1 • GIA 2567756849

Certificate GIA 2567756849

Diamond specifications and retailer prices

From £2,025 GBP
As of November 6, 2026
Save £1,038 GBP (34%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £3,064 GBP at Yorxs · As of November 5, 2026
View at Yorxs

About this 1.23ct natural round diamond

This 1.23ct natural round sits in the classic one-carat band, graded J colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 2567756849. Listed at 5 retailers as of November 5, 2026, with prices from £2,025 to £3,064, a £1,038 spread on the same certified stone. Yorxs lists it at £3,064. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
J
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 2567756849
Dimensions6.80 × 6.84 × 4.22 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Needle, Pinpoint
Top View
6.80 mm6.84 mm1.23 ctJ / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2567756849
Side View
Table 60.0%Crown 35.5°Girdle: Slightly ThickPavilion 41°Culet: NoneDepth 61.9%

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: Nov 6
Current: £2,823 GBP|Low: £2,025 GBP|High: £3,084 GBP|Avg: £2,506 GBP
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Yorxs
November 6, 2026
Retailer 4£2,025 GBP
Retailer 3£2,442 GBP
Retailer 2£2,534 GBP
Retailer 1£2,823 GBP
Yorxs£3,064 GBP

5 data points across 5 retailers

5 retailers£2,025 GBP to £3,064 GBP

A
Cheapest Retailer
-
£2,025 GBP
B+
Retailer 2
-
£2,442 GBP
View
B
Retailer 3
-
£2,534 GBP
View
Final sale: no returns
B
Retailer 4
-
£2,823 GBP
View
Most Expensive
B
Yorxs
623209922 · Nov 5
£3,064 GBP
€3,927 EUR
View
4 more retailers have this diamond
Prices start from £2,025 GBPSave up to £1,038 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
1.23ct Round
£2,025 GBP