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Round|Natural|GIA

1.01ct H SI2 Round Natural Diamond

EX • H/SI2 • GIA 6422924249

Certificate GIA 6422924249

Diamond specifications and retailer prices

From £1,568 GBP
As of October 31, 2026
Save £2,923 GBP (65%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £4,491 GBP at NZ Jewellers · As of November 5, 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 H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6422924249. Listed at 18 retailers as of October 31, 2026, with prices from £1,568 to £4,491, a £2,923 spread on the same certified stone. NZ Jewellers lists it at £4,491. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.01
Carat
H
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.5°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 6422924249
Dimensions6.52 × 6.48 × 3.96 mm
L/W Ratio1.01
Top View
6.52 mm6.48 mm1.01 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6422924249
Side View
Table 59.0%Crown 31.5°Girdle: THN-STKPavilion 41.6°Culet: NoneDepth 61.0%

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: Oct 31
Current: £1,999 GBP|Low: £1,563 GBP|High: £3,635 GBP|Avg: £2,239 GBP|-1.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 6£1,568 GBP
Retailer 7£1,578 GBP
Retailer 8£1,975 GBP
Retailer 9£1,982 GBP
Retailer 1£1,999 GBP
Retailer 2£2,193 GBP
Retailer 3£2,260 GBP
Retailer 5£2,436 GBP
Retailer 4£3,583 GBP

30 data points across 9 retailers

18 retailers£1,568 GBP to £4,491 GBP

A
Cheapest Retailer
-
£1,568 GBP
A
Retailer 2
-
£1,578 GBP
View
B+
Retailer 3
-
£1,975 GBP
View
B+
Retailer 4
-
£1,982 GBP
View
Final sale: no returns
B+
Retailer 5
-
£1,999 GBP
View
Retailer 6
-
£2,030 GBP
View
Price last confirmed 109 days ago
B+
Retailer 7
-
£2,148 GBP
View
B+
Retailer 8
-
£2,193 GBP
View
B+
Retailer 9
-
£2,230 GBP
View
B+
Retailer 10
-
£2,253 GBP
View
B+
Retailer 11
-
£2,260 GBP
View
B
Retailer 12
-
£2,313 GBP
View
B+
Retailer 13
-
£2,436 GBP
View
B+
Retailer 14
-
£2,479 GBP
View
B
Retailer 15
-
£2,814 GBP
View
B
Retailer 16
-
£3,583 GBP
View
B
Retailer 17
-
£4,033 GBP
View
Most Expensive
B
NZ Jewellers
66abe860-e76e-4f66-8364-0acc1a6de1fe · Nov 5
£4,491 GBP
$6,044 USD
View
17 more retailers have this diamond
Prices start from £1,568 GBPSave up to £2,923 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
1.01ct Round
£1,568 GBP