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Oval|Natural|GIA

1.20ct F SI2 Oval Natural Diamond

ID • F/SI2 • GIA 7553387597

Certificate GIA 7553387597

Diamond specifications and retailer prices

From £1,367 GBP
As of November 4, 2026
Save £3,139 GBP (70%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £4,506 GBP at NZ Jewellers · As of November 2, 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 F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7553387597. Listed at 18 retailers as of November 2, 2026, with prices from £1,367 to £4,506, a £3,139 spread on the same certified stone. NZ Jewellers lists it at £4,506. 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
F
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7553387597
Dimensions8.31 × 5.88 × 3.72 mm
L/W Ratio1.41
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather, Crystal, Indented Natural, Cloud, Needle, Natural
Top View
8.31 mm5.88 mm1.20 ctF / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 7553387597
Side View
Table 57.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 63.2%

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 4
Current: £4,506 GBP|Low: £1,367 GBP|High: £4,506 GBP|Avg: £2,207 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
Retailer 17
Retailer 18
November 6, 2026
Retailer 18£1,367 GBP
Retailer 10£1,565 GBP
Retailer 9£1,706 GBP
Retailer 15£1,802 GBP
Retailer 2£1,889 GBP
Retailer 8£1,939 GBP
Retailer 13£1,981 GBP
Retailer 7£1,987 GBP
Retailer 11£2,119 GBP
Retailer 4£2,155 GBP
Retailer 6£2,155 GBP
Retailer 12£2,203 GBP
Retailer 5£2,238 GBP
Retailer 14£2,253 GBP
Retailer 16£2,281 GBP
Retailer 3£2,512 GBP
Retailer 17£3,594 GBP
NZ Jewellers£4,506 GBP

23 data points across 18 retailers

18 retailers£1,367 GBP to £4,506 GBP

A
Cheapest Retailer
-
£1,367 GBP
A
Retailer 2
-
£1,565 GBP
View
A
Retailer 3
-
£1,706 GBP
View
A
Retailer 4
-
£1,802 GBP
View
Final sale: no returns
A
Retailer 5
-
£1,889 GBP
View
A
Retailer 6
-
£1,939 GBP
View
A
Retailer 7
-
£1,981 GBP
View
A
Retailer 8
-
£1,987 GBP
View
A
Retailer 9
-
£2,119 GBP
View
A
Retailer 10
-
£2,155 GBP
View
Retailer 11
-
£2,155 GBP
View
Price last confirmed 9 days ago
B+
Retailer 12
-
£2,203 GBP
View
B+
Retailer 13
-
£2,238 GBP
View
A
Retailer 14
-
£2,253 GBP
View
A
Retailer 15
-
£2,281 GBP
View
B+
Retailer 16
-
£2,512 GBP
View
B
Retailer 17
-
£3,594 GBP
View
Most Expensive
B
NZ Jewellers
1cf3316c-f53a-46f1-8487-1b748ecc3a2f · Nov 2
£4,506 GBP
$6,031 USD
View
17 more retailers have this diamond
Prices start from £1,367 GBPSave up to £3,139 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
£1,367 GBP