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Round|Natural|GIA

1.02ct D SI2 Round Natural Diamond

EX • D/SI2 • GIA 1565629792

Certificate GIA 1565629792

Diamond specifications and retailer prices

From £1,550 GBP
As of November 4, 2026
Save £2,751 GBP (64%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £4,300 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 1565629792. Listed at 17 retailers as of November 4, 2026, with prices from £1,550 to £4,300, a £2,751 spread on the same certified stone. NZ Jewellers lists it at £4,300. 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
FluorescenceVery Strong
Crown angle35.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 1565629792
Dimensions6.41 × 6.43 × 4.02 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Top View
6.41 mm6.43 mm1.02 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceVery Strong
CertificateGIA 1565629792
Side View
Table 56.0%Crown 35.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: £4,300 GBP|Low: £1,531 GBP|High: £4,344 GBP|Avg: £2,304 GBP|-1.0%
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 8£1,550 GBP
Retailer 13£1,554 GBP
Retailer 14£1,768 GBP
Retailer 17£1,794 GBP
Retailer 15£1,860 GBP
Retailer 7£1,898 GBP
Retailer 2£1,968 GBP
Retailer 6£2,057 GBP
Retailer 4£2,136 GBP
Retailer 10£2,151 GBP
Retailer 11£2,185 GBP
Retailer 9£2,373 GBP
Retailer 12£2,406 GBP
Retailer 5£2,425 GBP
Retailer 3£2,991 GBP
Retailer 16£3,594 GBP
NZ Jewellers£4,300 GBP

21 data points across 17 retailers

17 retailers£1,550 GBP to £4,300 GBP

A
Cheapest Retailer
-
£1,550 GBP
A
Retailer 2
-
£1,554 GBP
View
A
Retailer 3
-
£1,768 GBP
View
A
Retailer 4
-
£1,794 GBP
View
A
Retailer 5
-
£1,860 GBP
View
A
Retailer 6
-
£1,898 GBP
View
Final sale: no returns
A
Retailer 7
-
£1,968 GBP
View
A
Retailer 8
-
£2,057 GBP
View
A
Retailer 9
-
£2,136 GBP
View
A
Retailer 10
-
£2,151 GBP
View
A
Retailer 11
-
£2,185 GBP
View
B+
Retailer 12
-
£2,373 GBP
View
B+
Retailer 13
-
£2,406 GBP
View
B+
Retailer 14
-
£2,425 GBP
View
B
Retailer 15
-
£2,991 GBP
View
B
Retailer 16
-
£3,594 GBP
View
Most Expensive
B
NZ Jewellers
aa741e62-2461-4e9e-9569-addc1f7475dc · Nov 5
£4,300 GBP
$5,788 USD
View
16 more retailers have this diamond
Prices start from £1,550 GBPSave up to £2,751 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
£1,550 GBP