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Oval|Natural|GIA

1.01ct K SI1 Oval Natural Diamond

EX • K/SI1 • GIA 1545106790

Certificate GIA 1545106790

Diamond specifications and retailer prices

From £913 GBP
As of November 6, 2026
Save £2,077 GBP (69%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £2,990 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.01ct natural oval diamond

This 1.01ct 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 1545106790. Listed at 16 retailers as of November 5, 2026, with prices from £913 to £2,990, a £2,077 spread on the same certified stone. NZ Jewellers lists it at £2,990. 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

1.01
Carat
K
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 1545106790
Dimensions8.04 × 5.53 × 3.51 mm
L/W Ratio1.45
Girdle conditionFaceted
Culet sizeNone
Top View
8.04 mm5.53 mm1.01 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 1545106790
Side View
Table 57.0%CrownGirdle: THN-VTKPavilionCulet: NoneDepth 63.4%

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 6
Current: £2,990 GBP|Low: £913 GBP|High: £2,990 GBP|Avg: £1,430 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 2£913 GBP
Retailer 5£1,075 GBP
Retailer 6£1,136 GBP
Retailer 3£1,151 GBP
Retailer 9£1,189 GBP
Retailer 7£1,226 GBP
Retailer 13£1,226 GBP
Retailer 8£1,248 GBP
Retailer 4£1,281 GBP
Retailer 15£1,283 GBP
Retailer 11£1,352 GBP
Retailer 16£1,414 GBP
Retailer 12£1,496 GBP
Retailer 10£1,665 GBP
Retailer 14£2,142 GBP
NZ Jewellers£2,990 GBP

26 data points across 16 retailers

16 retailers£913 GBP to £2,990 GBP

A
Cheapest Retailer
-
£913 GBP
A
Retailer 2
-
£1,075 GBP
View
B+
Retailer 3
-
£1,136 GBP
View
B+
Retailer 4
-
£1,151 GBP
View
A
Retailer 5
-
£1,189 GBP
View
B+
Retailer 6
-
£1,226 GBP
View
Retailer 7
-
£1,226 GBP
View
Price last confirmed 21 days ago
B+
Retailer 8
-
£1,248 GBP
View
B+
Retailer 9
-
£1,281 GBP
View
B+
Retailer 10
-
£1,283 GBP
View
B+
Retailer 11
-
£1,352 GBP
View
B+
Retailer 12
-
£1,414 GBP
View
B+
Retailer 13
-
£1,496 GBP
View
B
Retailer 14
-
£1,665 GBP
View
B
Retailer 15
-
£2,142 GBP
View
Most Expensive
C
NZ Jewellers
1e2e075b-739f-45d0-b84f-d176e21b6bbd · Nov 5
£2,990 GBP
$4,002 USD
View
15 more retailers have this diamond
Prices start from £913 GBPSave up to £2,077 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
1.01ct Oval
£913 GBP