CaratHunter
Plans
Round|Natural|GIA

1.00ct F I1 Round Natural Diamond

EX • F/I1 • GIA 2437407018

Certificate GIA 2437407018

Diamond specifications and retailer prices

From £1,307 GBP
₹166,983 INR
As of November 2, 2026
Save £2,451 GBP (65%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £3,758 GBP at NZ Jewellers · As of November 2, 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 I1 clarity (included), with a top-tier cut grade and certified by GIA 2437407018. Listed at 10 retailers as of November 2, 2026, with prices from £1,307 to £3,758, a £2,451 spread on the same certified stone. NZ Jewellers lists it at £3,758. 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
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle34°
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 2437407018
Dimensions6.38 × 6.33 × 4.01 mm
L/W Ratio1.01
Top View
6.38 mm6.33 mm1.00 ctF / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 2437407018
Side View
Table 58.0%Crown 34°Girdle: MED-STKPavilion 41.8°Culet: NoneDepth 63.0%

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 2
Current: £3,758 GBP|Low: £1,304 GBP|High: £3,758 GBP|Avg: £1,996 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 2£1,307 GBP
Retailer 4£1,316 GBP
Retailer 7£1,616 GBP
Retailer 5£1,623 GBP
Retailer 8£1,797 GBP
Retailer 10£1,797 GBP
Retailer 6£1,880 GBP
Retailer 9£2,074 GBP
Retailer 3£2,235 GBP
NZ Jewellers£3,758 GBP

45 data points across 10 retailers

10 retailers£1,307 GBP to £3,758 GBP

A
Cheapest Retailer
-
£1,307 GBP
₹166,983 INR
A
Retailer 2
-
£1,316 GBP
HK$13,800 HKD
View
B+
Retailer 3
-
£1,616 GBP
$2,168 USD
View
B+
Retailer 4
-
£1,623 GBP
$2,178 USD
View
B
Retailer 5
-
£1,797 GBP
$2,412 USD
View
B
Retailer 6
-
£1,797 GBP
$2,412 USD
View
B
Retailer 7
-
£1,880 GBP
$2,523 USD
View
B
Retailer 8
-
£2,074 GBP
$2,783 USD
View
B
Retailer 9
-
£2,235 GBP
€2,857 EUR
View
Most Expensive
B
NZ Jewellers
5ea5fb3f-25e9-4fa1-bf68-61c2de3728cb · Nov 2
£3,758 GBP
$5,043 USD
View
9 more retailers have this diamond
Prices start from £1,307 GBPSave up to £2,451 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
£1,307 GBP