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Round|Natural|GIA

1.01ct G SI1 Round Natural Diamond

GD • G/SI1 • GIA 3535771625

Certificate GIA 3535771625

Diamond specifications and retailer prices

From £1,265 GBP
As of November 4, 2026
Save £2,290 GBP (64%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £3,554 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 G colour (near-colourless) and SI1 clarity (slightly-included), with a standard cut grade and certified by GIA 3535771625. Listed at 21 retailers as of November 4, 2026, with prices from £1,265 to £3,554, a £2,290 spread on the same certified stone. NZ Jewellers lists it at £3,554. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.01
Carat
G
Colour
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle37°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 3535771625
Dimensions6.27 × 6.20 × 4.02 mm
L/W Ratio1.01
Top View
6.27 mm6.20 mm1.01 ctG / SI1
OriginNatural
CutGood
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 3535771625
Side View
Table 57.0%Crown 37°Girdle: STK-VTKPavilion 40.8°Culet: NoneDepth 64.5%

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 4
Current: £3,554 GBP|Low: £1,265 GBP|High: £3,554 GBP|Avg: £1,988 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
Retailer 15
Retailer 16
Retailer 17
November 6, 2026
Retailer 17£1,265 GBP
Retailer 5£1,504 GBP
Retailer 16£1,560 GBP
Retailer 7£1,569 GBP
Retailer 2£1,626 GBP
Retailer 4£1,700 GBP
Retailer 13£1,700 GBP
Retailer 6£1,701 GBP
Retailer 15£1,779 GBP
Retailer 10£1,837 GBP
Retailer 3£1,961 GBP
Retailer 8£2,023 GBP
Retailer 12£2,074 GBP
Retailer 9£2,093 GBP
Retailer 11£2,106 GBP
Retailer 14£2,970 GBP
NZ Jewellers£3,554 GBP

31 data points across 17 retailers

21 retailers£1,265 GBP to £3,554 GBP

A
Cheapest Retailer
-
£1,265 GBP
Retailer 2
-
£1,504 GBP
View
Price last confirmed 19 days ago
B+
Retailer 3
-
£1,536 GBP
View
B+
Retailer 4
-
£1,560 GBP
View
B+
Retailer 5
-
£1,569 GBP
View
Final sale: no returns
B+
Retailer 6
-
£1,606 GBP
View
A
Retailer 7
-
£1,626 GBP
View
B+
Retailer 8
-
£1,669 GBP
View
Retailer 9
-
£1,700 GBP
View
Price last confirmed 8 days ago
B+
Retailer 10
-
£1,700 GBP
View
B+
Retailer 11
-
£1,701 GBP
View
B+
Retailer 12
-
£1,779 GBP
View
B+
Retailer 13
-
£1,803 GBP
View
B+
Retailer 14
-
£1,837 GBP
View
B+
Retailer 15
-
£1,961 GBP
View
B+
Retailer 16
-
£2,023 GBP
View
B+
Retailer 17
-
£2,074 GBP
View
Retailer 18
-
£2,093 GBP
View
Price last confirmed 30 days ago
B+
Retailer 19
-
£2,106 GBP
View
B
Retailer 20
-
£2,970 GBP
View
Most Expensive
B
NZ Jewellers
76bdd32a-252e-42e7-bb48-ca0db5c14337 · Nov 5
£3,554 GBP
$4,784 USD
View
20 more retailers have this diamond
Prices start from £1,265 GBPSave up to £2,290 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
£1,265 GBP