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Oval|Natural|GIA

1.00ct K SI1 Oval Natural Diamond

EX • K/SI1 • GIA 7552630044

Certificate GIA 7552630044

Diamond specifications and retailer prices

From £622 GBP
As of November 6, 2026
Save £1,414 GBP (69%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £2,036 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1ct natural oval diamond

This 1ct natural oval sits in the classic one-carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7552630044. Listed at 20 retailers as of November 5, 2026, with prices from £622 to £2,036, a £1,414 spread on the same certified stone. NZ Jewellers lists it at £2,036. 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

1.00
Carat
K
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7552630044
Dimensions7.65 × 5.72 × 3.39 mm
L/W Ratio1.34
Top View
7.65 mm5.72 mm1.00 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 7552630044
Side View
Table 59.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 59.3%

Caratlytics Score

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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 6
Current: £2,036 GBP|Low: £622 GBP|High: £2,168 GBP|Avg: £1,030 GBP|-6.1%
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
November 6, 2026
Retailer 3£622 GBP
Retailer 10£784 GBP
Retailer 17£799 GBP
Retailer 2£809 GBP
Retailer 6£826 GBP
Retailer 14£835 GBP
Retailer 8£862 GBP
Retailer 13£863 GBP
Retailer 19£867 GBP
Retailer 7£897 GBP
Retailer 9£913 GBP
Retailer 12£935 GBP
Retailer 16£942 GBP
Retailer 11£962 GBP
Retailer 4£963 GBP
Retailer 15£1,018 GBP
Retailer 5£1,205 GBP
Retailer 18£1,524 GBP
NZ Jewellers£2,036 GBP

25 data points across 19 retailers

20 retailers£622 GBP to £2,036 GBP

A
Cheapest Retailer
-
£622 GBP
A
Retailer 2
-
£784 GBP
View
A
Retailer 3
-
£799 GBP
View
A
Retailer 4
-
£809 GBP
View
A
Retailer 5
-
£826 GBP
View
A
Retailer 6
-
£835 GBP
View
Retailer 7
-
£862 GBP
View
Price last confirmed 8 days ago
A
Retailer 8
-
£863 GBP
View
A
Retailer 9
-
£867 GBP
View
Retailer 10
-
£889 GBP
View
Price last confirmed 23 days ago
A
Retailer 11
-
£897 GBP
View
A
Retailer 12
-
£913 GBP
View
A
Retailer 13
-
£935 GBP
View
A
Retailer 14
-
£942 GBP
View
A
Retailer 15
-
£962 GBP
View
A
Retailer 16
-
£963 GBP
View
A
Retailer 17
-
£1,018 GBP
View
B+
Retailer 18
-
£1,205 GBP
View
B+
Retailer 19
-
£1,524 GBP
View
Most Expensive
B
NZ Jewellers
331f1c79-75a3-402b-9262-f69d907f5743 · Nov 5
£2,036 GBP
$2,725 USD
View
19 more retailers have this diamond
Prices start from £622 GBPSave up to £1,414 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
1.00ct Oval
£622 GBP