CaratHunter
Plans
Round|Natural|GIA

1.26ct G SI2 Round Natural Diamond

EX • G/SI2 • GIA 5222301662

Certificate GIA 5222301662

Diamond specifications and retailer prices

From £3,273 GBP
As of November 1, 2026
Save £3,948 GBP (55%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £7,221 GBP at Diamond Quarter · As of October 31, 2026
View at Diamond Quarter

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 5222301662. Listed at 6 retailers as of October 31, 2026, with prices from £3,273 to £7,221, a £3,948 spread on the same certified stone. Diamond Quarter lists it at £7,221. 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
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 5222301662
Dimensions6.94 × 6.92 × 4.28 mm
L/W Ratio1.00
Star length50%
Lower girdle80%
Top View
6.94 mm6.92 mm1.26 ctG / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateGIA 5222301662
Side View
Table 58.0%Crown 35°Girdle: MED-STKPavilion 41°Culet: NoneDepth 61.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: £3,627 GBP|Low: £2,620 GBP|High: £5,189 GBP|Avg: £3,432 GBP|+3.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 1, 2026
Retailer 4£2,620 GBP
Retailer 6£2,631 GBP
Retailer 3£3,273 GBP
Retailer 1£3,627 GBP
Retailer 5£3,641 GBP
Retailer 2£5,128 GBP

37 data points across 6 retailers

6 retailers£3,273 GBP to £7,221 GBP

Retailer 1
-
£2,620 GBP
$3,510 USD
Price last confirmed 14 days ago
B+
Retailer 2
-
£3,273 GBP
View
B+
Retailer 3
-
£3,627 GBP
€4,629 EUR
View
Retailer 4
-
£3,641 GBP
$4,879 USD
View
Price last confirmed 9 days ago
B
Retailer 5
-
£5,128 GBP
View
Most Expensive
B
Diamond Quarter
1.26SI2G5262B4DBN · Oct 31
£7,221 GBP
View
5 more retailers have this diamond
Prices start from £3,273 GBPSave up to £3,948 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.

B+
1.26ct Round
£3,273 GBP