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1.26ct D FL Round Natural Diamond

EX • D/FL • GIA 1128222729

Certificate GIA 1128222729

Diamond specifications and retailer prices

From £9,822 GBP
As of November 2, 2026
Save £6,408 GBP (39%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £16,230 GBP at MOH London · As of November 2, 2026
View at MOH London

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 D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 1128222729. Listed at 8 retailers as of November 2, 2026, with prices from £9,822 to £16,230, a £6,408 spread on the same certified stone. MOH London lists it at £16,230. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.26
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 1128222729
Dimensions6.88 × 6.91 × 4.30 mm
L/W Ratio1.00
Girdle conditionFaceted
Top View
6.88 mm6.91 mm1.26 ctD / FL
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1128222729
Side View
Table 56.0%Crown 35°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: £16,230 GBP|Low: £9,822 GBP|High: £16,966 GBP|Avg: £13,027 GBP|-3.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 4, 2026
Retailer 8£9,822 GBP
Retailer 2£10,860 GBP
Retailer 4£11,256 GBP
Retailer 5£11,340 GBP
Retailer 6£12,289 GBP
Retailer 7£12,600 GBP
Retailer 3£12,660 GBP
MOH London£16,230 GBP

38 data points across 8 retailers

8 retailers£9,822 GBP to £16,230 GBP

A
Cheapest Retailer
-
£9,822 GBP
A
Retailer 2
-
£10,860 GBP
View
B+
Retailer 3
-
£11,256 GBP
View
A
Retailer 4
-
£11,340 GBP
View
B+
Retailer 5
-
£12,289 GBP
View
B+
Retailer 6
-
£12,600 GBP
View
B+
Retailer 7
-
£12,660 GBP
View
Most Expensive
B+
MOH London
D14133465 · Nov 2
£16,230 GBP
View
7 more retailers have this diamond
Prices start from £9,822 GBPSave up to £6,408 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
£9,822 GBP