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Round|Natural|GIA

1.29ct J VS1 Round Natural Diamond

EX • J/VS1 • GIA 6243041243

Certificate GIA 6243041243

Diamond specifications and retailer prices

From £1,740 GBP
As of November 6, 2026
Save £2,369 GBP (58%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £4,109 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.29ct natural round diamond

This 1.29ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded J colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 6243041243. Listed at 11 retailers as of November 5, 2026, with prices from £1,740 to £4,109, a £2,369 spread on the same certified stone. NZ Jewellers lists it at £4,109. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.29
Carat
J
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6243041243
Dimensions6.90 × 6.95 × 4.30 mm
L/W Ratio1.01
Key to symbols
Crystal, Feather, Pinpoint, Cloud, Natural
Top View
6.90 mm6.95 mm1.29 ctJ / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 6243041243
Side View
Table 59.0%CrownGirdle: Slightly ThickPavilion 40.8°Culet: NoneDepth 62.2%

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: £4,109 GBP|Low: £1,712 GBP|High: £4,228 GBP|Avg: £2,723 GBP|-2.8%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 9£1,740 GBP
Retailer 8£2,106 GBP
Retailer 2£2,194 GBP
Retailer 7£2,358 GBP
Retailer 3£2,421 GBP
Retailer 5£2,449 GBP
Retailer 4£2,696 GBP
Retailer 10£3,542 GBP
Retailer 6£3,944 GBP
NZ Jewellers£4,109 GBP

41 data points across 10 retailers

11 retailers£1,740 GBP to £4,109 GBP

A
Cheapest Retailer
-
£1,740 GBP
A
Retailer 2
-
£2,106 GBP
View
A
Retailer 3
-
£2,194 GBP
View
A
Retailer 4
-
£2,358 GBP
View
A
Retailer 5
-
£2,421 GBP
View
B+
Retailer 6
-
£2,438 GBP
View
A
Retailer 7
-
£2,449 GBP
View
B+
Retailer 8
-
£2,696 GBP
View
Retailer 9
-
£3,542 GBP
View
Price last confirmed 16 days ago
B
Retailer 10
-
£3,944 GBP
View
Most Expensive
B
NZ Jewellers
8c4f3158-2b9b-42b9-b3ce-f18f36861745 · Nov 5
£4,109 GBP
$5,530 USD
View
10 more retailers have this diamond
Prices start from £1,740 GBPSave up to £2,369 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
1.29ct Round
£1,740 GBP