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Oval|Natural|GIA

1.00ct L SI1 Oval Natural Diamond

EX • L/SI1 • GIA 7528931950

Certificate GIA 7528931950

Diamond specifications and retailer prices

From £504 GBP
As of November 6, 2026
Save £1,618 GBP (76%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £2,122 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 L 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 7528931950. Listed at 16 retailers as of November 5, 2026, with prices from £504 to £2,122, a £1,618 spread on the same certified stone. NZ Jewellers lists it at £2,122. 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
L
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryGood
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 7528931950
Dimensions8.15 × 5.60 × 3.47 mm
L/W Ratio1.46
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Twinning Wisp, Feather, Crystal, Needle
Top View
8.15 mm5.60 mm1.00 ctL / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryGood
FluorescenceFaint
CertificateGIA 7528931950
Side View
Table 57.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 61.9%

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: £2,122 GBP|Low: £497 GBP|High: £2,122 GBP|Avg: £826 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 2£504 GBP
Retailer 10£507 GBP
Retailer 4£656 GBP
Retailer 3£677 GBP
Retailer 7£677 GBP
Retailer 9£703 GBP
Retailer 6£781 GBP
Retailer 5£783 GBP
Retailer 8£826 GBP
Retailer 11£953 GBP
NZ Jewellers£2,122 GBP

27 data points across 11 retailers

16 retailers£504 GBP to £2,122 GBP

A
Cheapest Retailer
-
£504 GBP
A
Retailer 2
-
£507 GBP
View
A
Retailer 3
-
£656 GBP
View
B+
Retailer 4
-
£677 GBP
View
Retailer 5
-
£677 GBP
View
Price last confirmed 8 days ago
B+
Retailer 6
-
£684 GBP
View
B+
Retailer 7
-
£703 GBP
View
B+
Retailer 8
-
£740 GBP
View
B+
Retailer 9
-
£776 GBP
View
B+
Retailer 10
-
£781 GBP
View
B+
Retailer 11
-
£781 GBP
View
B+
Retailer 12
-
£783 GBP
View
B+
Retailer 13
-
£796 GBP
View
B+
Retailer 14
-
£826 GBP
View
B+
Retailer 15
-
£953 GBP
View
Most Expensive
C
NZ Jewellers
1d0822dd-8364-4e09-8076-415f463afd39 · Nov 5
£2,122 GBP
$2,840 USD
View
15 more retailers have this diamond
Prices start from £504 GBPSave up to £1,618 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
£504 GBP