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Round|Natural|HRD

1.27ct F SI2 Round Natural Diamond

EX • F/SI2 • HRD 250000094460

Certificate HRD 250000094460

Diamond specifications and retailer prices

From £1,777 GBP
$2,381 USD
As of November 1, 2026
Save £1,703 GBP (49%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £4,322 GBP at NZ Jewellers · As of September 15, 2026
View at NZ Jewellers

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 F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by HRD 250000094460. Listed at 13 retailers as of October 26, 2026, with a 96% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

1.27
Carat
F
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle36.2°
Pavilion angle40.7°
OriginNatural
Grading LabHRD
CertificateHRD 250000094460
Dimensions6.86 × 6.75 × 4.33 mm
L/W Ratio1.02
Girdle conditionFaceted
Cert comments
The stone in accordance with the mentioned number has been identified as a natural gem diamond.
Top View
6.86 mm6.75 mm1.27 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateHRD 250000094460
Side View
Table 57.0%Crown 36.2°Girdle: MediumPavilion 40.7°Culet: NoneDepth 63.3%

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 1
Current: £2,465 GBP|Low: £1,678 GBP|High: £3,626 GBP|Avg: £2,207 GBP|+5.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 1, 2026
Retailer 7£1,777 GBP
Retailer 3£1,831 GBP
Retailer 4£1,847 GBP
Retailer 6£1,984 GBP
Retailer 5£2,089 GBP
Retailer 1£2,465 GBP
Retailer 2£3,480 GBP

28 data points across 7 retailers

13 retailers£1,777 GBP to £3,480 GBP

A
Cheapest Retailer
-
£1,777 GBP
$2,381 USD
A
Retailer 2
-
£1,831 GBP
$2,453 USD
View
Final sale: no returns
A
Retailer 3
-
£1,847 GBP
$2,475 USD
View
Retailer 4
-
£1,984 GBP
$2,658 USD
View
Price last confirmed 25 days ago
Retailer 5
-
£2,060 GBP
$2,760 USD
View
Price last confirmed 33 days ago
Retailer 6
-
£2,067 GBP
$2,770 USD
View
Price last confirmed 48 days ago
A
Retailer 7
-
£2,089 GBP
$2,799 USD
View
Retailer 8
-
£2,289 GBP
$3,067 USD
View
Price last confirmed 33 days ago
Retailer 9
-
£2,385 GBP
$3,196 USD
View
Price last confirmed 48 days ago
A
Retailer 10
-
£2,465 GBP
€3,146 EUR
View
B+
Retailer 11
-
£3,480 GBP
View
Retailer 12
-
£4,147 GBP
$5,556 USD
View
Price last confirmed 36 days ago
Most Expensive
NZ Jewellers
fad1cae5-a77b-45aa-8a48-892c2574c348 · Sep 15
£4,322 GBP
$5,791 USD
View
Price last confirmed 48 days ago
12 more retailers have this diamond
Prices start from £1,777 GBPSave up to £1,703 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
£1,777 GBP