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Round|Natural|GIA

1.02ct F SI1 Round Natural Diamond

EX • F/SI1 • GIA 5563326333

Certificate GIA 5563326333

Diamond specifications and retailer prices

From £1,898 GBP
HK$19,900 HKD
As of November 1, 2026
Save £2,488 GBP (57%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £4,386 GBP at NZ Jewellers · As of October 27, 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 F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 5563326333. Listed at 20 retailers as of October 27, 2026, with prices from £1,898 to £4,386, a £2,488 spread on the same certified stone. NZ Jewellers lists it at £4,386. 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
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 5563326333
Dimensions6.43 × 6.46 × 4.01 mm
L/W Ratio1.00
Key to symbols
Cloud, Crystal, Feather, Needle, Indented Natural
Top View
6.43 mm6.46 mm1.02 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5563326333
Side View
Table 57.0%Crown 35.5°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.2%

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 1
Current: £4,386 GBP|Low: £1,879 GBP|High: £4,386 GBP|Avg: £2,746 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
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
November 2, 2026
Retailer 16£1,898 GBP
Retailer 19£2,072 GBP
Retailer 14£2,235 GBP
Retailer 21£2,287 GBP
Retailer 3£2,324 GBP
Retailer 11£2,429 GBP
Retailer 17£2,437 GBP
Retailer 8£2,451 GBP
Retailer 5£2,518 GBP
Retailer 7£2,518 GBP
Retailer 4£2,615 GBP
Retailer 12£2,625 GBP
Retailer 10£2,638 GBP
Retailer 9£2,692 GBP
Retailer 6£2,700 GBP
Retailer 22£2,905 GBP
Retailer 13£2,919 GBP
Retailer 20£3,066 GBP
Retailer 2£3,118 GBP
Retailer 15£3,331 GBP
Retailer 18£4,233 GBP
NZ Jewellers£4,386 GBP

33 data points across 22 retailers

20 retailers£1,898 GBP to £4,386 GBP

A
Cheapest Retailer
-
£1,898 GBP
HK$19,900 HKD
A
Retailer 2
-
£2,072 GBP
$2,780 USD
View
B+
Retailer 3
-
£2,235 GBP
$2,999 USD
View
B+
Retailer 4
-
£2,287 GBP
$3,069 USD
View
B+
Retailer 5
-
£2,429 GBP
$3,260 USD
View
B+
Retailer 6
-
£2,437 GBP
View
B+
Retailer 7
-
£2,451 GBP
$3,289 USD
View
B+
Retailer 8
-
£2,518 GBP
$3,379 USD
View
B+
Retailer 9
-
£2,518 GBP
$3,379 USD
View
B+
Retailer 10
-
£2,615 GBP
$3,509 USD
View
Retailer 11
-
£2,625 GBP
$3,523 USD
View
Price last confirmed 8 days ago
Retailer 12
-
£2,638 GBP
SGD 4,783 SGD
View
Price last confirmed 7 days ago
B+
Retailer 13
-
£2,692 GBP
$3,613 USD
View
Retailer 14
-
£2,700 GBP
A$5,573 AUD
View
Price last confirmed 29 days ago
B+
Retailer 15
-
£2,905 GBP
$3,898 USD
View
B+
Retailer 16
-
£2,919 GBP
€3,731 EUR
View
B
Retailer 17
-
£3,066 GBP
ZAR 66,465 ZAR
View
B
Retailer 18
-
£3,118 GBP
View
B
Retailer 19
-
£4,233 GBP
View
Most Expensive
B
NZ Jewellers
d8dd0dd2-eea3-434b-bef5-4202030e4699 · Oct 27
£4,386 GBP
$5,886 USD
View
19 more retailers have this diamond
Prices start from £1,898 GBPSave up to £2,488 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
£1,898 GBP