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Round|Natural|GIA

1.23ct J IF Round Natural Diamond

EX • J/IF • GIA 6472168917

Certificate GIA 6472168917

Diamond specifications and retailer prices

From £4,370 GBP
$5,855 USD
As of October 25, 2026
Save £2,414 GBP (36%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £7,774 GBP at MOH London · As of October 26, 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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 6472168917. Listed at 19 retailers as of October 25, 2026, with a 55% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 6472168917
Dimensions6.84 × 6.79 × 4.32 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
6.84 mm6.79 mm1.23 ctJ / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6472168917
Side View
Table 56.0%Crown 36.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 63.4%

Caratlytics Score

How it works →
B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 25
Current: £7,774 GBP|Low: £4,370 GBP|High: £7,858 GBP|Avg: £5,325 GBP
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
October 30, 2026
Retailer 18£4,370 GBP
Retailer 3£4,402 GBP
Retailer 7£4,443 GBP
Retailer 5£4,658 GBP
Retailer 14£4,659 GBP
Retailer 4£4,679 GBP
Retailer 19£4,697 GBP
Retailer 6£4,785 GBP
Retailer 12£5,005 GBP
Retailer 9£5,112 GBP
Retailer 11£5,112 GBP
Retailer 15£5,124 GBP
Retailer 13£5,217 GBP
Retailer 10£5,284 GBP
Retailer 17£5,407 GBP
Retailer 2£6,087 GBP
Retailer 8£6,139 GBP
Retailer 16£6,784 GBP
MOH London£7,774 GBP

25 data points across 19 retailers

19 retailers£4,370 GBP to £6,784 GBP

B
Cheapest Retailer
-
£4,370 GBP
$5,855 USD
B
Retailer 2
-
£4,402 GBP
$5,898 USD
View
B
Retailer 3
-
£4,443 GBP
$5,953 USD
View
B
Retailer 4
-
£4,658 GBP
$6,241 USD
View
Final sale: no returns
B
Retailer 5
-
£4,659 GBP
$6,242 USD
View
B
Retailer 6
-
£4,679 GBP
$6,270 USD
View
B
Retailer 7
-
£4,697 GBP
$6,294 USD
View
B
Retailer 8
-
£4,785 GBP
$6,412 USD
View
B
Retailer 9
-
£5,005 GBP
View
B
Retailer 10
-
£5,112 GBP
$6,850 USD
View
B
Retailer 11
-
£5,112 GBP
$6,850 USD
View
B
Retailer 12
-
£5,124 GBP
$6,866 USD
View
B
Retailer 13
-
£5,217 GBP
View
B
Retailer 14
-
£5,284 GBP
$7,080 USD
View
Retailer 15
-
£5,407 GBP
A$11,146 AUD
View
Price last confirmed 10 days ago
B
Retailer 16
-
£6,087 GBP
€7,767 EUR
View
Retailer 17
-
£6,139 GBP
$8,226 USD
View
Price last confirmed 9 days ago
B
Retailer 18
-
£6,784 GBP
ZAR 146,839 ZAR
View
Most Expensive
MOH London
9E69CEDE3 · Oct 26
£7,774 GBP
View
Price under review
18 more retailers have this diamond
Prices start from £4,370 GBPSave up to £2,414 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
£4,370 GBP