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Round|Natural|GIA

1.26ct G SI2 Round Natural Diamond

EX • G/SI2 • GIA 2567001945

Certificate GIA 2567001945

Diamond specifications and retailer prices

From £1,991 GBP
SGD 3,605 SGD
As of October 31, 2026
Save £2,001 GBP (50%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £3,992 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.26ct natural round diamond

This 1.26ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2567001945. Listed at 6 retailers as of October 30, 2026, with prices from £1,991 to £3,992, a £2,001 spread on the same certified stone. NZ Jewellers lists it at £3,992. 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

1.26
Carat
G
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2567001945
Dimensions6.92 × 6.87 × 4.31 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Crystal, Feather, Needle
Top View
6.92 mm6.87 mm1.26 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2567001945
Side View
Table 57.0%Crown 36°Girdle: MediumPavilion 40.8°Culet: NoneDepth 62.5%

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 31
Current: £3,992 GBP|Low: £1,991 GBP|High: £4,706 GBP|Avg: £2,951 GBP|-1.7%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 31, 2026
Retailer 2£1,991 GBP
Retailer 3£2,120 GBP
Retailer 5£2,332 GBP
Retailer 6£2,422 GBP
Retailer 7£2,650 GBP
Retailer 4£3,921 GBP
NZ Jewellers£3,992 GBP

45 data points across 7 retailers

6 retailers£1,991 GBP to £3,992 GBP

A
Cheapest Retailer
-
£1,991 GBP
SGD 3,605 SGD
A
Retailer 2
-
£2,120 GBP
View
A
Retailer 3
-
£2,332 GBP
$3,125 USD
View
A
Retailer 4
-
£2,422 GBP
$3,245 USD
View
B+
Retailer 5
-
£3,921 GBP
View
Most Expensive
B
NZ Jewellers
5c208e5d-44f0-4268-b002-2567c4eb8561 · Oct 30
£3,992 GBP
$5,349 USD
View
5 more retailers have this diamond
Prices start from £1,991 GBPSave up to £2,001 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
1.26ct Round
£1,991 GBP