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Round|Natural|GIA

1.29ct I VS1 Round Natural Diamond

EX • I/VS1 • GIA 1539799836

Certificate GIA 1539799836

Diamond specifications and retailer prices

From £3,245 GBP
As of November 4, 2026
Save £2,881 GBP (47%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £6,127 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 I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 1539799836. Listed at 12 retailers as of November 4, 2026, with prices from £3,245 to £6,127, a £2,881 spread on the same certified stone. NZ Jewellers lists it at £6,127. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.29
Carat
I
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 1539799836
Dimensions6.91 × 6.93 × 4.32 mm
L/W Ratio1.00
Girdle conditionFaceted
Key to symbols
Crystal, Needle
Top View
6.91 mm6.93 mm1.29 ctI / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1539799836
Side View
Table 58.0%Crown 36°Girdle: MediumPavilion 40.8°Culet: NoneDepth 62.4%

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 4
Current: £6,127 GBP|Low: £3,245 GBP|High: £6,223 GBP|Avg: £4,148 GBP|-1.5%
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 6, 2026
Retailer 11£3,245 GBP
Retailer 6£3,270 GBP
Retailer 2£3,440 GBP
Retailer 4£3,601 GBP
Retailer 12£3,671 GBP
Retailer 9£3,693 GBP
Retailer 8£3,719 GBP
Retailer 7£3,916 GBP
Retailer 3£4,087 GBP
Retailer 5£4,291 GBP
Retailer 10£5,601 GBP
NZ Jewellers£6,127 GBP

32 data points across 12 retailers

12 retailers£3,245 GBP to £6,127 GBP

A
Cheapest Retailer
-
£3,245 GBP
Final sale: no returns
A
Retailer 2
-
£3,270 GBP
View
A
Retailer 3
-
£3,440 GBP
View
Retailer 4
-
£3,601 GBP
View
Price last confirmed 28 days ago
A
Retailer 5
-
£3,671 GBP
View
A
Retailer 6
-
£3,693 GBP
View
A
Retailer 7
-
£3,719 GBP
View
B+
Retailer 8
-
£3,916 GBP
View
B+
Retailer 9
-
£4,087 GBP
View
B+
Retailer 10
-
£4,291 GBP
View
B+
Retailer 11
-
£5,601 GBP
View
Most Expensive
B
NZ Jewellers
e05b1d1f-0abf-4901-85ce-8b15aed266f9 · Nov 5
£6,127 GBP
$8,246 USD
View
11 more retailers have this diamond
Prices start from £3,245 GBPSave up to £2,881 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
£3,245 GBP