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Round|Natural|GIA

1.00ct F IF Round Natural Diamond

EX • F/IF • GIA 1549734739

Certificate GIA 1549734739

Diamond specifications and retailer prices

From £3,785 GBP
As of November 4, 2026
Save £3,565 GBP (49%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: £8,344 GBP at NZ Jewellers · As of October 17, 2026
View at NZ Jewellers

About this 1ct natural round diamond

This 1ct natural round sits in the classic one-carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 1549734739. Listed at 24 retailers as of November 2, 2026, with a 94% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
F
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle35.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 1549734739
Dimensions6.40 × 6.35 × 3.89 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Top View
6.40 mm6.35 mm1.00 ctF / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1549734739
Side View
Table 61.0%Crown 35.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.1%

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 4
Current: £4,706 GBP|Low: £3,785 GBP|High: £7,438 GBP|Avg: £5,327 GBP|-1.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 8£3,785 GBP
Retailer 4£3,969 GBP
Retailer 5£4,450 GBP
Retailer 2£4,604 GBP
Retailer 1£4,706 GBP
Retailer 6£5,416 GBP
Retailer 10£5,775 GBP
Retailer 3£6,087 GBP
Retailer 9£6,090 GBP
Retailer 7£7,350 GBP

30 data points across 10 retailers

24 retailers£3,785 GBP to £7,350 GBP

A
Cheapest Retailer
-
£3,785 GBP
A
Retailer 2
-
£3,969 GBP
View
A
Retailer 3
-
£4,194 GBP
View
Retailer 4
-
£4,312 GBP
View
Price last confirmed 23 days ago
A
Retailer 5
-
£4,450 GBP
View
B+
Retailer 6
-
£4,602 GBP
View
B+
Retailer 7
-
£4,603 GBP
View
B+
Retailer 8
-
£4,604 GBP
View
Final sale: no returns
Retailer 9
-
£4,605 GBP
View
Price last confirmed 21 days ago
A
Retailer 10
-
£4,706 GBP
View
Retailer 11
-
£4,892 GBP
View
Price last confirmed 33 days ago
Retailer 12
-
£4,988 GBP
View
Price last confirmed 39 days ago
Retailer 13
-
£4,988 GBP
View
Price last confirmed 17 days ago
Retailer 14
-
£5,065 GBP
View
Price last confirmed 38 days ago
B+
Retailer 15
-
£5,107 GBP
View
B+
Retailer 16
-
£5,107 GBP
View
B+
Retailer 17
-
£5,401 GBP
View
B+
Retailer 18
-
£5,416 GBP
View
Retailer 19
-
£5,756 GBP
View
Price last confirmed 38 days ago
B+
Retailer 20
-
£6,087 GBP
View
Retailer 21
-
£6,090 GBP
View
Price last confirmed 9 days ago
B
Retailer 22
-
£7,350 GBP
View
Retailer 23
-
£8,344 GBP
View
Price last confirmed 39 days ago
Most Expensive
NZ Jewellers
575370ed-cf21-4756-87bc-e7993dea4513 · Oct 17
£8,344 GBP
$11,230 USD
View
Price last confirmed 19 days ago
23 more retailers have this diamond
Prices start from £3,785 GBPSave up to £3,565 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
£3,785 GBP