CaratHunter
Plans
Round|Natural|GIA

1.27ct I IF Round Natural Diamond

EX • I/IF • GIA 2556913882

Certificate GIA 2556913882

Diamond specifications and retailer prices

From £3,993 GBP
As of November 1, 2026
Save £821 GBP (17%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £4,814 GBP at Blue Nile · As of October 31, 2026
View at Blue Nile

About this 1.27ct natural round diamond

This 1.27ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded I colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 2556913882. Listed at 3 retailers as of October 31, 2026, with prices from £3,993 to £4,814, a £821 spread on the same certified stone. Blue Nile lists it at £4,814. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.27
Carat
I
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2556913882
Dimensions6.91 × 6.93 × 4.28 mm
L/W Ratio1.00
Top View
6.91 mm6.93 mm1.27 ctI / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2556913882
Side View
Table 58.0%CrownGirdle: MediumPavilionCulet: NoneDepth 61.9%

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: Nov 1
Current: £4,814 GBP|Low: £3,993 GBP|High: £4,899 GBP|Avg: £4,373 GBP|-1.7%
Blue Nile
Retailer 2
Retailer 3
November 2, 2026
Retailer 3£3,993 GBP
Retailer 2£4,212 GBP
Blue Nile£4,814 GBP

20 data points across 3 retailers

3 retailers£3,993 GBP to £4,814 GBP

A
Cheapest Retailer
-
£3,993 GBP
A
Retailer 2
-
£4,212 GBP
View
Most Expensive
B+
Blue Nile
29994995 · Oct 31
£4,814 GBP
$6,479 USD
View
2 more retailers have this diamond
Prices start from £3,993 GBPSave up to £821 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
1.27ct Round
£3,993 GBP