CaratHunter
Plans
Round|Natural|GIA

1.02ct E SI2 Round Natural Diamond

ID • E/SI2 • GIA 85

Certificate GIA 85

Diamond specifications and retailer prices

From £975 GBP
As of November 5, 2026
Save £1,737 GBP (64%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £2,712 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.02ct natural round diamond

This 1.02ct natural round sits in the classic one-carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA. Listed at 22 retailers as of November 5, 2026, with prices from £975 to £2,712, a £1,737 spread on the same certified stone. NZ Jewellers lists it at £2,712. 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

1.02
Carat
E
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 85
Dimensions6.41 × 6.44 × 3.98 mm
L/W Ratio1.00
Top View
6.41 mm6.44 mm1.02 ctE / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 85
Side View
Table 57.0%CrownGirdle: MediumPavilionCulet: NoneDepth 62.3%

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 5
Current: £2,712 GBP|Low: £975 GBP|High: £2,712 GBP|Avg: £1,567 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 5, 2026
Retailer 2£975 GBP
Retailer 3£1,112 GBP
Retailer 6£1,112 GBP
Retailer 4£1,164 GBP
Retailer 5£1,283 GBP
Retailer 7£1,848 GBP
Retailer 8£2,172 GBP
NZ Jewellers£2,712 GBP

39 data points across 8 retailers

22 retailers£975 GBP to £2,712 GBP

A
Cheapest Retailer
-
£975 GBP
Retailer 2
-
£1,112 GBP
View
Price last confirmed 57 days ago
Retailer 3
-
£1,112 GBP
View
Price last confirmed 45 days ago
Retailer 4
-
£1,112 GBP
View
Price last confirmed 19 days ago
Retailer 5
-
£1,112 GBP
View
Price last confirmed 39 days ago
Retailer 6
-
£1,112 GBP
View
Price last confirmed 11 days ago
A
Retailer 7
-
£1,112 GBP
View
Retailer 8
-
£1,283 GBP
View
Price last confirmed 63 days ago
Retailer 9
-
£1,283 GBP
View
Price last confirmed 39 days ago
Retailer 10
-
£1,283 GBP
View
Price last confirmed 19 days ago
Retailer 11
-
£1,283 GBP
View
Price last confirmed 45 days ago
Retailer 12
-
£1,283 GBP
View
Price last confirmed 56 days ago
A
Retailer 13
-
£1,283 GBP
View
Retailer 14
-
£1,283 GBP
View
Price last confirmed 14 days ago
Retailer 15
-
£1,848 GBP
View
Price last confirmed 16 days ago
Retailer 16
-
£2,172 GBP
View
Price last confirmed 17 days ago
B+
Retailer 17
-
£2,712 GBP
View
Retailer 18
-
£2,712 GBP
View
Price last confirmed 14 days ago
Retailer 19
-
£2,712 GBP
View
Price last confirmed 57 days ago
Retailer 20
-
£2,712 GBP
View
Price last confirmed 44 days ago
Retailer 21
-
£2,712 GBP
View
Price last confirmed 39 days ago
Most Expensive
B+
NZ Jewellers
07dcc9ed-dc4e-4803-a505-ff246358bb7b · Nov 5
£2,712 GBP
$3,650 USD
View
21 more retailers have this diamond
Prices start from £975 GBPSave up to £1,737 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
1.02ct Round
£975 GBP