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Round|Natural|GIA

1.23ct H VVS2 Round Natural Diamond

EX • H/VVS2 • GIA 2566185043

Certificate GIA 2566185043

Diamond specifications and retailer prices

From £2,757 GBP
HK$28,900 HKD
As of November 1, 2026
Save £3,531 GBP (56%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £6,288 GBP at NZ Jewellers · As of November 2, 2026
View at NZ Jewellers

About this 1.23ct natural round diamond

This 1.23ct natural round sits in the classic one-carat band, graded H colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by GIA 2566185043. Listed at 12 retailers as of November 1, 2026, with prices from £2,757 to £6,288, a £3,531 spread on the same certified stone. NZ Jewellers lists it at £6,288. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
H
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2566185043
Dimensions6.76 × 6.81 × 4.25 mm
L/W Ratio1.01
Key to symbols
Cloud, Needle
Top View
6.76 mm6.81 mm1.23 ctH / VVS2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2566185043
Side View
Table 58.0%CrownGirdle: Slightly ThickPavilion 40.8°Culet: NoneDepth 62.7%

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 1
Current: £6,288 GBP|Low: £2,738 GBP|High: £6,460 GBP|Avg: £4,112 GBP|-2.7%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 9£2,757 GBP
Retailer 5£3,151 GBP
Retailer 8£3,262 GBP
Retailer 6£3,468 GBP
Retailer 4£3,541 GBP
Retailer 3£3,759 GBP
Retailer 12£3,759 GBP
Retailer 11£3,985 GBP
Retailer 2£4,174 GBP
Retailer 10£4,711 GBP
Retailer 7£5,988 GBP
NZ Jewellers£6,288 GBP

25 data points across 12 retailers

12 retailers£2,757 GBP to £6,288 GBP

A
Cheapest Retailer
-
£2,757 GBP
HK$28,900 HKD
A
Retailer 2
-
£3,151 GBP
€4,028 EUR
View
A
Retailer 3
-
£3,262 GBP
$4,378 USD
View
B+
Retailer 4
-
£3,468 GBP
View
B+
Retailer 5
-
£3,541 GBP
SGD 6,422 SGD
View
Price last confirmed 7 days ago
B+
Retailer 6
-
£3,759 GBP
$5,045 USD
View
B+
Retailer 7
-
£3,759 GBP
$5,045 USD
View
B+
Retailer 8
-
£3,985 GBP
$5,347 USD
View
B+
Retailer 9
-
£4,174 GBP
€5,334 EUR
View
B+
Retailer 10
-
£4,711 GBP
$6,322 USD
View
B
Retailer 11
-
£5,988 GBP
View
Most Expensive
B
NZ Jewellers
123b6950-362e-4440-9b12-8e12eb041dc2 · Nov 2
£6,288 GBP
$8,438 USD
View
11 more retailers have this diamond
Prices start from £2,757 GBPSave up to £3,531 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
£2,757 GBP