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Round|Natural|GIA

1.02ct D SI2 Round Natural Diamond

EX • D/SI2 • GIA 1563279786

Certificate GIA 1563279786

Diamond specifications and retailer prices

From £1,626 GBP
As of November 4, 2026
Save £2,888 GBP (64%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £4,514 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 D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1563279786. Listed at 19 retailers as of November 4, 2026, with prices from £1,626 to £4,514, a £2,888 spread on the same certified stone. NZ Jewellers lists it at £4,514. 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
D
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle33.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 1563279786
Dimensions6.48 × 6.52 × 3.98 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Needle
Top View
6.48 mm6.52 mm1.02 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1563279786
Side View
Table 58.0%Crown 33.5°Girdle: THN-STKPavilion 41.2°Culet: NoneDepth 61.2%

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: £4,514 GBP|Low: £1,626 GBP|High: £4,514 GBP|Avg: £2,476 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
November 6, 2026
Retailer 16£1,626 GBP
Retailer 12£1,697 GBP
Retailer 13£1,895 GBP
Retailer 15£1,961 GBP
Retailer 8£1,993 GBP
Retailer 2£2,066 GBP
Retailer 4£2,159 GBP
Retailer 7£2,159 GBP
Retailer 6£2,242 GBP
Retailer 9£2,260 GBP
Retailer 10£2,272 GBP
Retailer 5£2,491 GBP
Retailer 11£2,508 GBP
Retailer 14£3,601 GBP
Retailer 3£3,769 GBP
NZ Jewellers£4,514 GBP

27 data points across 16 retailers

19 retailers£1,626 GBP to £4,514 GBP

A
Cheapest Retailer
-
£1,626 GBP
A
Retailer 2
-
£1,697 GBP
View
A
Retailer 3
-
£1,895 GBP
View
A
Retailer 4
-
£1,961 GBP
View
A
Retailer 5
-
£1,986 GBP
View
A
Retailer 6
-
£1,993 GBP
View
Final sale: no returns
A
Retailer 7
-
£2,012 GBP
View
A
Retailer 8
-
£2,066 GBP
View
A
Retailer 9
-
£2,159 GBP
View
Retailer 10
-
£2,159 GBP
View
Price last confirmed 8 days ago
A
Retailer 11
-
£2,242 GBP
View
B+
Retailer 12
-
£2,260 GBP
View
B+
Retailer 13
-
£2,265 GBP
View
A
Retailer 14
-
£2,272 GBP
View
B+
Retailer 15
-
£2,491 GBP
View
B+
Retailer 16
-
£2,508 GBP
View
B+
Retailer 17
-
£3,601 GBP
View
Retailer 18
-
£3,769 GBP
View
Price last confirmed 9 days ago
Most Expensive
B
NZ Jewellers
da82ce52-9696-4e4e-9e87-8feff6fd02e8 · Nov 5
£4,514 GBP
$6,075 USD
View
18 more retailers have this diamond
Prices start from £1,626 GBPSave up to £2,888 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
£1,626 GBP