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Round|Natural|GIA

1.01ct I I1 Round Natural Diamond

EX • I/I1 • GIA 7421998134

Certificate GIA 7421998134

Diamond specifications and retailer prices

From £1,347 GBP
HK$14,100 HKD
As of October 31, 2026
Save £2,416 GBP (64%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £3,763 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 7421998134. Listed at 11 retailers as of October 30, 2026, with prices from £1,347 to £3,763, a £2,416 spread on the same certified stone. NZ Jewellers lists it at £3,763. 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
FluorescenceMedium
Crown angle35.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 7421998134
Dimensions6.46 × 6.43 × 3.97 mm
L/W Ratio1.00
Top View
6.46 mm6.43 mm1.01 ctI / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 7421998134
Side View
Table 56.0%Crown 35.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.5%

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: £3,763 GBP|Low: £1,337 GBP|High: £3,763 GBP|Avg: £1,897 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
October 31, 2026
Retailer 2£1,347 GBP
Retailer 8£1,444 GBP
Retailer 3£1,473 GBP
Retailer 13£1,528 GBP
Retailer 10£1,631 GBP
Retailer 12£1,631 GBP
Retailer 9£1,706 GBP
Retailer 11£1,881 GBP
Retailer 5£1,888 GBP
Retailer 6£1,888 GBP
Retailer 4£1,948 GBP
Retailer 14£2,157 GBP
Retailer 7£2,247 GBP
NZ Jewellers£3,763 GBP

21 data points across 14 retailers

11 retailers£1,347 GBP to £3,763 GBP

B+
Cheapest Retailer
-
£1,347 GBP
HK$14,100 HKD
Retailer 2
-
£1,444 GBP
$1,935 USD
View
Price last confirmed 13 days ago
B
Retailer 3
-
£1,631 GBP
$2,185 USD
View
B
Retailer 4
-
£1,631 GBP
$2,185 USD
View
B
Retailer 5
-
£1,706 GBP
$2,286 USD
View
B
Retailer 6
-
£1,881 GBP
$2,521 USD
View
B
Retailer 7
-
£1,888 GBP
$2,530 USD
View
B
Retailer 8
-
£1,888 GBP
$2,530 USD
View
B
Retailer 9
-
£1,948 GBP
$2,610 USD
View
B
Retailer 10
-
£2,247 GBP
€2,868 EUR
View
Most Expensive
C
NZ Jewellers
e9da7638-bba4-4723-b41f-f26ab7d1ed95 · Oct 30
£3,763 GBP
$5,042 USD
View
10 more retailers have this diamond
Prices start from £1,347 GBPSave up to £2,416 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
£1,347 GBP