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Round|Natural|GIA

1.23ct J VS2 Round Natural Diamond

EX • J/VS2 • GIA 6442692476

Certificate GIA 6442692476

Diamond specifications and retailer prices

From £2,530 GBP
As of November 1, 2026
Save £2,650 GBP (51%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £5,179 GBP at MOH London · As of November 4, 2026
View at MOH London

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 VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 6442692476. Listed at 7 retailers as of November 1, 2026, with prices from £2,530 to £5,179, a £2,650 spread on the same certified stone. MOH London lists it at £5,179. 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
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6442692476
Dimensions6.85 × 6.82 × 4.27 mm
L/W Ratio1.00
Top View
6.85 mm6.82 mm1.23 ctJ / VS2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6442692476
Side View
Table 57.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 62.5%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: £5,179 GBP|Low: £2,530 GBP|High: £5,256 GBP|Avg: £3,614 GBP|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 6, 2026
Retailer 4£2,530 GBP
Retailer 2£3,126 GBP
Retailer 5£3,329 GBP
Retailer 3£3,492 GBP
MOH London£5,179 GBP

43 data points across 5 retailers

7 retailers£2,530 GBP to £5,179 GBP

B+
Cheapest Retailer
-
£2,530 GBP
B+
Retailer 2
-
£3,126 GBP
View
Retailer 3
-
£3,295 GBP
View
Price last confirmed 19 days ago
Retailer 4
-
£3,329 GBP
View
Price last confirmed 33 days ago
B
Retailer 5
-
£3,492 GBP
View
Retailer 6
-
£3,514 GBP
View
Price last confirmed 14 days ago
Most Expensive
B
MOH London
46DC9B243 · Nov 4
£5,179 GBP
View
6 more retailers have this diamond
Prices start from £2,530 GBPSave up to £2,650 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.

B+
1.23ct Round
£2,530 GBP