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Round|Natural|GIA

2.59ct G SI1 Round Natural Diamond

EX • G/SI1 • GIA 1569291459

Certificate GIA 1569291459

Diamond specifications and retailer prices

From £16,285 GBP
$21,820 USD
As of October 25, 2026
Save £13,273 GBP (45%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £29,558 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 2.59ct natural round diamond

This 2.59ct natural round sits in the two to three carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1569291459. Listed at 17 retailers as of October 25, 2026, with prices from £16,285 to £29,558, a £13,273 spread on the same certified stone. MOH London lists it at £29,558. 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

2.59
Carat
G
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle32°
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 1569291459
Dimensions8.83 × 8.90 × 5.40 mm
L/W Ratio1.01
Culet sizeNone
Top View
8.83 mm8.90 mm2.59 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1569291459
Side View
Table 60.0%Crown 32°Girdle: MED-STKPavilion 41.8°Culet: NoneDepth 60.9%

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: Oct 25
Current: £29,558 GBP|Low: £16,216 GBP|High: £29,957 GBP|Avg: £20,688 GBP|-0.7%
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
October 30, 2026
Retailer 3£16,285 GBP
Retailer 9£16,916 GBP
Retailer 5£17,139 GBP
Retailer 8£18,330 GBP
Retailer 13£18,825 GBP
Retailer 7£18,976 GBP
Retailer 11£18,991 GBP
Retailer 4£19,272 GBP
Retailer 16£19,767 GBP
Retailer 6£20,122 GBP
Retailer 17£20,394 GBP
Retailer 10£20,827 GBP
Retailer 15£21,179 GBP
Retailer 2£22,842 GBP
Retailer 12£25,893 GBP
Retailer 14£26,669 GBP
MOH London£29,558 GBP

30 data points across 17 retailers

17 retailers£16,285 GBP to £29,558 GBP

A
Cheapest Retailer
-
£16,285 GBP
$21,820 USD
A
Retailer 2
-
£16,916 GBP
$22,665 USD
View
A
Retailer 3
-
£17,139 GBP
$22,965 USD
View
B+
Retailer 4
-
£18,330 GBP
$24,560 USD
View
B+
Retailer 5
-
£18,825 GBP
$25,224 USD
View
Retailer 6
-
£18,976 GBP
A$39,116 AUD
View
Price last confirmed 27 days ago
A
Retailer 7
-
£18,991 GBP
View
B+
Retailer 8
-
£19,272 GBP
$25,823 USD
View
B+
Retailer 9
-
£19,767 GBP
$26,485 USD
View
B+
Retailer 10
-
£20,122 GBP
$26,962 USD
View
B+
Retailer 11
-
£20,394 GBP
$27,326 USD
View
B+
Retailer 12
-
£20,827 GBP
View
B+
Retailer 13
-
£21,179 GBP
$28,377 USD
View
B+
Retailer 14
-
£22,842 GBP
€29,148 EUR
View
B+
Retailer 15
-
£25,893 GBP
ZAR 560,482 ZAR
View
B
Retailer 16
-
£26,669 GBP
$35,734 USD
View
Most Expensive
B
MOH London
E72E5D843 · Oct 29
£29,558 GBP
View
16 more retailers have this diamond
Prices start from £16,285 GBPSave up to £13,273 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
2.59ct Round
£16,285 GBP