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Round|Natural|GIA

1.00ct D FL Round Natural Diamond

EX • D/FL • GIA 1232456260

Certificate GIA 1232456260

Diamond specifications and retailer prices

From £7,669 GBP
HK$80,400 HKD
As of November 1, 2026
Save £6,107 GBP (44%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £13,776 GBP at MOH London · As of November 1, 2026
View at MOH London

About this 1ct natural round diamond

This 1ct natural round sits in the classic one-carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 1232456260. Listed at 8 retailers as of November 1, 2026, with prices from £7,669 to £13,776, a £6,107 spread on the same certified stone. MOH London lists it at £13,776. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 1232456260
Dimensions6.42 × 6.46 × 3.88 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
6.42 mm6.46 mm1.00 ctD / FL
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1232456260
Side View
Table 60.0%Crown 34.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 60.2%

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: £13,776 GBP|Low: £7,631 GBP|High: £14,010 GBP|Avg: £9,913 GBP|-1.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 2, 2026
Retailer 8£7,669 GBP
Retailer 7£8,184 GBP
Retailer 5£8,866 GBP
Retailer 2£9,476 GBP
Retailer 4£9,599 GBP
Retailer 6£10,415 GBP
Retailer 3£10,601 GBP
MOH London£13,776 GBP

43 data points across 8 retailers

8 retailers£7,669 GBP to £13,776 GBP

A
Cheapest Retailer
-
£7,669 GBP
HK$80,400 HKD
A
Retailer 2
-
£8,184 GBP
€10,460 EUR
View
B+
Retailer 3
-
£8,866 GBP
$11,898 USD
View
B+
Retailer 4
-
£9,476 GBP
View
Retailer 5
-
£9,599 GBP
A$19,817 AUD
View
Price last confirmed 10 days ago
B+
Retailer 6
-
£10,415 GBP
$13,976 USD
View
B+
Retailer 7
-
£10,601 GBP
€13,548 EUR
View
Most Expensive
B
MOH London
42A8F6854 · Nov 1
£13,776 GBP
View
7 more retailers have this diamond
Prices start from £7,669 GBPSave up to £6,107 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
1.00ct Round
£7,669 GBP