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Round|Natural|GIA

1.02ct K VS1 Round Natural Diamond

EX • K/VS1 • GIA 1558716399

Certificate GIA 1558716399

Diamond specifications and retailer prices

From £1,189 GBP
As of November 6, 2026
Save £2,120 GBP (64%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £3,309 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 K colour (faint-tinted) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 1558716399. Listed at 17 retailers as of November 5, 2026, with prices from £1,189 to £3,309, a £2,120 spread on the same certified stone. NZ Jewellers lists it at £3,309. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.02
Carat
K
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 1558716399
Dimensions6.40 × 6.46 × 4.01 mm
L/W Ratio1.01
Top View
6.40 mm6.46 mm1.02 ctK / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 1558716399
Side View
Table 57.0%Crown 36°Girdle: MediumPavilion 40.8°Culet: 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 6
Current: £3,309 GBP|Low: £1,179 GBP|High: £3,309 GBP|Avg: £1,840 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 14£1,189 GBP
Retailer 2£1,197 GBP
Retailer 7£1,289 GBP
Retailer 16£1,430 GBP
Retailer 3£1,583 GBP
Retailer 15£1,597 GBP
Retailer 5£1,655 GBP
Retailer 6£1,659 GBP
Retailer 9£1,709 GBP
Retailer 10£1,816 GBP
Retailer 4£1,826 GBP
Retailer 11£1,932 GBP
Retailer 12£2,034 GBP
Retailer 8£2,307 GBP
Retailer 13£2,765 GBP
NZ Jewellers£3,309 GBP

29 data points across 16 retailers

17 retailers£1,189 GBP to £3,309 GBP

A
Cheapest Retailer
-
£1,189 GBP
A
Retailer 2
-
£1,197 GBP
View
A
Retailer 3
-
£1,289 GBP
View
A
Retailer 4
-
£1,430 GBP
View
B+
Retailer 5
-
£1,583 GBP
View
Retailer 6
-
£1,583 GBP
View
Price last confirmed 21 days ago
A
Retailer 7
-
£1,597 GBP
View
B+
Retailer 8
-
£1,655 GBP
View
Retailer 9
-
£1,659 GBP
View
Price last confirmed 10 days ago
B+
Retailer 10
-
£1,709 GBP
View
B+
Retailer 11
-
£1,816 GBP
View
B+
Retailer 12
-
£1,826 GBP
View
B+
Retailer 13
-
£1,932 GBP
View
B+
Retailer 14
-
£2,034 GBP
View
B
Retailer 15
-
£2,307 GBP
View
B
Retailer 16
-
£2,765 GBP
View
Most Expensive
B
NZ Jewellers
8c327754-a59a-4b88-a017-62463e5bced3 · Nov 5
£3,309 GBP
$4,453 USD
View
16 more retailers have this diamond
Prices start from £1,189 GBPSave up to £2,120 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
£1,189 GBP