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Oval|Natural|GIA

1.20ct E SI1 Oval Natural Diamond

ID • E/SI1 • GIA 6522623491

Certificate GIA 6522623491

Diamond specifications and retailer prices

From £2,615 GBP
As of November 1, 2026
Save £3,281 GBP (56%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £5,895 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.2ct natural oval diamond

This 1.2ct natural oval sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6522623491. Listed at 19 retailers as of November 1, 2026, with prices from £2,615 to £5,895, a £3,281 spread on the same certified stone. NZ Jewellers lists it at £5,895. 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

1.20
Carat
E
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6522623491
Dimensions8.30 × 5.99 × 3.77 mm
L/W Ratio1.39
Top View
8.30 mm5.99 mm1.20 ctE / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6522623491
Side View
Table 63.0%CrownGirdle: THN-THKPavilionCulet: NoneDepth 62.9%

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 1
Current: £5,895 GBP|Low: £2,615 GBP|High: £5,919 GBP|Avg: £3,698 GBP|-0.4%
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 5£2,615 GBP
Retailer 4£2,829 GBP
Retailer 6£2,936 GBP
Retailer 16£3,055 GBP
Retailer 12£3,065 GBP
Retailer 13£3,065 GBP
Retailer 8£3,078 GBP
Retailer 14£3,093 GBP
Retailer 2£3,283 GBP
Retailer 9£3,428 GBP
Retailer 15£3,538 GBP
Retailer 3£3,828 GBP
Retailer 10£4,129 GBP
Retailer 11£5,375 GBP
Retailer 7£5,379 GBP
NZ Jewellers£5,895 GBP

27 data points across 16 retailers

19 retailers£2,615 GBP to £5,895 GBP

A
Cheapest Retailer
-
£2,615 GBP
B+
Retailer 2
-
£2,754 GBP
View
B+
Retailer 3
-
£2,829 GBP
View
Final sale: no returns
B+
Retailer 4
-
£2,936 GBP
View
B+
Retailer 5
-
£3,055 GBP
View
B+
Retailer 6
-
£3,065 GBP
View
B+
Retailer 7
-
£3,065 GBP
View
Retailer 8
-
£3,078 GBP
View
Price last confirmed 8 days ago
B+
Retailer 9
-
£3,093 GBP
View
B+
Retailer 10
-
£3,283 GBP
View
B+
Retailer 11
-
£3,316 GBP
View
Retailer 12
-
£3,425 GBP
View
Price last confirmed 28 days ago
B+
Retailer 13
-
£3,428 GBP
View
B+
Retailer 14
-
£3,538 GBP
View
B+
Retailer 15
-
£3,828 GBP
View
B
Retailer 16
-
£4,129 GBP
View
B
Retailer 17
-
£5,375 GBP
View
Retailer 18
-
£5,379 GBP
View
Price last confirmed 9 days ago
Most Expensive
B
NZ Jewellers
280a6fba-8cde-48c8-a6a7-42c803af7e9a · Nov 5
£5,895 GBP
$7,891 USD
View
18 more retailers have this diamond
Prices start from £2,615 GBPSave up to £3,281 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
1.20ct Oval
£2,615 GBP