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Round|Natural|GIA

1.29ct E SI1 Round Natural Diamond

EX • E/SI1 • GIA 2564218873

Certificate GIA 2564218873

Diamond specifications and retailer prices

From £3,066 GBP
As of November 5, 2026
Save £2,483 GBP (45%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £5,548 GBP at Wholesale Diamonds Direct · As of November 4, 2026
View at Wholesale Diamonds Direct

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 E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2564218873. Listed at 15 retailers as of November 4, 2026, with prices from £3,066 to £5,548, a £2,483 spread on the same certified stone. Wholesale Diamonds Direct lists it at £5,548. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.29
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2564218873
Dimensions6.89 × 6.93 × 4.30 mm
L/W Ratio1.01
Culet sizeNone
Top View
6.89 mm6.93 mm1.29 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2564218873
Side View
Table 58.0%Crown 36°Girdle: THN-STKPavilion 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 5
Current: £3,460 GBP|Low: £3,066 GBP|High: £5,767 GBP|Avg: £4,022 GBP|-6.0%
Retailer 1
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
Wholesale Diamonds Direct
November 6, 2026
Retailer 13£3,066 GBP
Retailer 11£3,202 GBP
Retailer 8£3,232 GBP
Retailer 6£3,343 GBP
Retailer 5£3,373 GBP
Retailer 4£3,375 GBP
Retailer 1£3,460 GBP
Retailer 2£3,893 GBP
Retailer 14£3,902 GBP
Retailer 9£3,960 GBP
Retailer 10£4,014 GBP
Retailer 7£4,291 GBP
Retailer 12£5,216 GBP
Retailer 3£5,541 GBP
Wholesale Diamonds Direct£5,548 GBP

24 data points across 15 retailers

15 retailers£3,066 GBP to £5,548 GBP

A
Cheapest Retailer
-
£3,066 GBP
A
Retailer 2
-
£3,202 GBP
View
A
Retailer 3
-
£3,232 GBP
View
A
Retailer 4
-
£3,343 GBP
View
A
Retailer 5
-
£3,373 GBP
View
A
Retailer 6
-
£3,375 GBP
View
A
Retailer 7
-
£3,460 GBP
View
A
Retailer 8
-
£3,893 GBP
View
A
Retailer 9
-
£3,902 GBP
View
A
Retailer 10
-
£3,960 GBP
View
A
Retailer 11
-
£4,014 GBP
View
B+
Retailer 12
-
£4,291 GBP
View
B+
Retailer 13
-
£5,216 GBP
View
B+
Retailer 14
-
£5,541 GBP
View
Most Expensive
B+
Wholesale Diamonds Direct
594048775 · Nov 4
£5,548 GBP
$7,467 USD
View
14 more retailers have this diamond
Prices start from £3,066 GBPSave up to £2,483 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
£3,066 GBP