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Round|Natural|GIA

1.02ct G SI1 Round Natural Diamond

EX • G/SI1 • GIA 1565441508

Certificate GIA 1565441508

Diamond specifications and retailer prices

From £1,911 GBP
As of November 6, 2026
Save £2,409 GBP (56%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: £4,320 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 G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1565441508. Listed at 25 retailers as of November 5, 2026, with prices from £1,911 to £4,320, a £2,409 spread on the same certified stone. NZ Jewellers lists it at £4,320. 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
G
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 1565441508
Dimensions6.47 × 6.46 × 3.97 mm
L/W Ratio1.00
Culet sizeNone
Key to symbols
Cloud, Crystal
Top View
6.47 mm6.46 mm1.02 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1565441508
Side View
Table 58.0%Crown 33.5°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 61.4%

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 6
Current: £2,372 GBP|Low: £1,911 GBP|High: £4,190 GBP|Avg: £2,670 GBP|-1.8%
Retailer 1
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
November 6, 2026
Retailer 3£1,911 GBP
Retailer 12£1,915 GBP
Retailer 15£2,129 GBP
Retailer 13£2,187 GBP
Retailer 5£2,368 GBP
Retailer 1£2,372 GBP
Retailer 9£2,534 GBP
Retailer 6£2,574 GBP
Retailer 8£2,661 GBP
Retailer 7£2,696 GBP
Retailer 2£2,809 GBP
Retailer 4£2,858 GBP
Retailer 10£2,878 GBP
Retailer 11£3,026 GBP
Retailer 14£4,135 GBP

24 data points across 15 retailers

25 retailers£1,911 GBP to £4,320 GBP

A
Cheapest Retailer
-
£1,911 GBP
A
Retailer 2
-
£1,915 GBP
View
A
Retailer 3
-
£2,129 GBP
View
B+
Retailer 4
-
£2,187 GBP
View
B+
Retailer 5
-
£2,201 GBP
View
B+
Retailer 6
-
£2,288 GBP
View
Final sale: no returns
B+
Retailer 7
-
£2,368 GBP
View
B+
Retailer 8
-
£2,372 GBP
View
B+
Retailer 9
-
£2,396 GBP
View
Retailer 10
-
£2,479 GBP
View
Price last confirmed 25 days ago
B+
Retailer 11
-
£2,479 GBP
View
B+
Retailer 12
-
£2,534 GBP
View
B+
Retailer 13
-
£2,574 GBP
View
B+
Retailer 14
-
£2,586 GBP
View
B+
Retailer 15
-
£2,661 GBP
View
B
Retailer 16
-
£2,696 GBP
View
B
Retailer 17
-
£2,742 GBP
View
B+
Retailer 18
-
£2,809 GBP
View
B+
Retailer 19
-
£2,861 GBP
View
B+
Retailer 20
-
£2,878 GBP
View
B+
Retailer 21
-
£3,026 GBP
View
B
Retailer 22
-
£3,601 GBP
View
B
Retailer 23
-
£3,701 GBP
View
B
Retailer 24
-
£4,135 GBP
View
Most Expensive
B
NZ Jewellers
00803f3b-56b3-4acf-b6a3-874b13b44afb · Nov 5
£4,320 GBP
$5,814 USD
View
24 more retailers have this diamond
Prices start from £1,911 GBPSave up to £2,409 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
£1,911 GBP