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Round|Natural|GIA

1.01ct I I1 Round Natural Diamond

EX • I/I1 • GIA 2404377227

Certificate GIA 2404377227

Diamond specifications and retailer prices

From £1,681 GBP
HK$17,600 HKD
As of October 31, 2026
Save £3,015 GBP (64%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £4,697 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.01ct natural round diamond

This 1.01ct natural round sits in the classic one-carat band, graded I colour (near-colourless) and I1 clarity (included), with a top-tier cut grade and certified by GIA 2404377227. Listed at 13 retailers as of October 30, 2026, with prices from £1,681 to £4,697, a £3,015 spread on the same certified stone. NZ Jewellers lists it at £4,697. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.01
Carat
I
Colour
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 2404377227
Dimensions6.46 × 6.42 × 3.97 mm
L/W Ratio1.01
Top View
6.46 mm6.42 mm1.01 ctI / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2404377227
Side View
Table 58.0%Crown 34°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 61.6%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: £4,697 GBP|Low: £1,672 GBP|High: £4,697 GBP|Avg: £2,342 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 31, 2026
Retailer 2£1,681 GBP
Retailer 6£1,791 GBP
Retailer 8£1,800 GBP
Retailer 5£1,822 GBP
Retailer 9£2,035 GBP
Retailer 11£2,035 GBP
Retailer 7£2,114 GBP
Retailer 10£2,348 GBP
Retailer 4£2,630 GBP
Retailer 3£2,673 GBP
NZ Jewellers£4,697 GBP

21 data points across 11 retailers

13 retailers£1,681 GBP to £4,697 GBP

B
Cheapest Retailer
-
£1,681 GBP
HK$17,600 HKD
Retailer 2
-
£1,791 GBP
$2,400 USD
View
Price last confirmed 13 days ago
B+
Retailer 3
-
£1,800 GBP
$2,412 USD
View
B+
Retailer 4
-
£1,822 GBP
$2,441 USD
View
B
Retailer 5
-
£2,035 GBP
$2,727 USD
View
B
Retailer 6
-
£2,035 GBP
$2,727 USD
View
B
Retailer 7
-
£2,114 GBP
$2,832 USD
View
B
Retailer 8
-
£2,321 GBP
$3,110 USD
View
B
Retailer 9
-
£2,321 GBP
$3,110 USD
View
B
Retailer 10
-
£2,348 GBP
$3,146 USD
View
B
Retailer 11
-
£2,403 GBP
$3,220 USD
View
B
Retailer 12
-
£2,630 GBP
€3,356 EUR
View
Most Expensive
C
NZ Jewellers
43237e2e-1fae-470a-bb06-1d009672a1f2 · Oct 30
£4,697 GBP
$6,293 USD
View
12 more retailers have this diamond
Prices start from £1,681 GBPSave up to £3,015 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.

B+
1.01ct Round
£1,681 GBP