Round|Natural|GIA

1.01ct I I1 Round Natural Diamond

EX • I/I1 • GIA 2427924007

Certificate GIA 2427924007

Diamond specifications and retailer prices

From £1,271 GBP
HK$13,300 HKD
As of October 31, 2026
Save £2,273 GBP (64%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £3,544 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 2427924007. Listed at 12 retailers as of October 30, 2026, with prices from £1,271 to £3,544, a £2,273 spread on the same certified stone. NZ Jewellers lists it at £3,544. 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
FluorescenceFaint
Crown angle33.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 2427924007
Dimensions6.50 × 6.46 × 3.95 mm
L/W Ratio1.01
Top View
6.50 mm6.46 mm1.01 ctI / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2427924007
Side View
Table 58.0%Crown 33.5°Girdle: THN-STKPavilion 41°Culet: NoneDepth 61.0%

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: £3,544 GBP|Low: £1,261 GBP|High: £3,544 GBP|Avg: £1,794 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 4£1,271 GBP
Retailer 5£1,366 GBP
Retailer 3£1,387 GBP
Retailer 7£1,394 GBP
Retailer 8£1,536 GBP
Retailer 10£1,536 GBP
Retailer 6£1,607 GBP
Retailer 9£1,772 GBP
Retailer 11£2,031 GBP
Retailer 2£2,107 GBP
NZ Jewellers£3,544 GBP

24 data points across 11 retailers

12 retailers£1,271 GBP to £3,544 GBP

B+
Cheapest Retailer
-
£1,271 GBP
HK$13,300 HKD
Retailer 2
-
£1,366 GBP
$1,830 USD
View
Price last confirmed 13 days ago
B+
Retailer 3
-
£1,394 GBP
$1,868 USD
View
B+
Retailer 4
-
£1,536 GBP
$2,058 USD
View
B+
Retailer 5
-
£1,536 GBP
$2,058 USD
View
B
Retailer 6
-
£1,607 GBP
$2,153 USD
View
B
Retailer 7
-
£1,772 GBP
$2,374 USD
View
B
Retailer 8
-
£1,784 GBP
$2,390 USD
View
B
Retailer 9
-
£1,784 GBP
$2,390 USD
View
B
Retailer 10
-
£1,843 GBP
$2,470 USD
View
B
Retailer 11
-
£2,107 GBP
€2,689 EUR
View
Most Expensive
C
NZ Jewellers
c4f2d36d-3f73-4e79-bc22-1e575fbb84cf · Oct 30
£3,544 GBP
$4,748 USD
View
11 more retailers have this diamond
Prices start from £1,271 GBPSave up to £2,273 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
£1,271 GBP