Oval|Natural|GIA

1.20ct F SI1 Oval Natural Diamond

ID • F/SI1 • GIA 7556322793

Certificate GIA 7556322793

Diamond specifications and retailer prices

From £2,302 GBP
As of November 6, 2026
Save £3,095 GBP (57%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: £5,396 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 SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7556322793. Listed at 24 retailers as of November 2, 2026, with prices from £2,302 to £5,396, a £3,095 spread on the same certified stone. NZ Jewellers lists it at £5,396. 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
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle36.9°
OriginNatural
Grading LabGIA
CertificateGIA 7556322793
Dimensions8.38 × 6.15 × 3.63 mm
L/W Ratio1.36
Girdle conditionFaceted
Top View
8.38 mm6.15 mm1.20 ctF / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7556322793
Side View
Table 62.0%Crown 36.1°Girdle: STK-THKPavilion 36.9°Culet: NoneDepth 59.1%

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: £5,396 GBP|Low: £2,223 GBP|High: £5,576 GBP|Avg: £3,186 GBP|-3.2%
NZ Jewellers
Retailer 2
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Retailer 21
Retailer 22
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Retailer 24
November 3, 2026
Retailer 7£2,302 GBP
Retailer 11£2,343 GBP
Retailer 4£2,400 GBP
Retailer 10£2,492 GBP
Retailer 9£2,537 GBP
Retailer 6£2,590 GBP
Retailer 24£2,690 GBP
Retailer 3£2,806 GBP
Retailer 17£2,818 GBP
Retailer 5£2,914 GBP
Retailer 13£2,914 GBP
Retailer 14£2,993 GBP
Retailer 20£3,021 GBP
Retailer 2£3,168 GBP
Retailer 15£3,168 GBP
Retailer 18£3,168 GBP
Retailer 16£3,238 GBP
Retailer 19£3,280 GBP
Retailer 12£3,291 GBP
Retailer 21£3,504 GBP
Retailer 22£3,680 GBP
Retailer 8£3,807 GBP
Retailer 23£5,179 GBP
NZ Jewellers£5,396 GBP

18 data points across 24 retailers

24 retailers£2,302 GBP to £5,396 GBP

A
Cheapest Retailer
-
£2,302 GBP
A
Retailer 2
-
£2,343 GBP
View
A
Retailer 3
-
£2,400 GBP
View
B+
Retailer 4
-
£2,492 GBP
View
B+
Retailer 5
-
£2,537 GBP
View
B+
Retailer 6
-
£2,690 GBP
View
B+
Retailer 7
-
£2,806 GBP
View
Retailer 8
-
£2,818 GBP
View
Price last confirmed 8 days ago
B+
Retailer 9
-
£2,914 GBP
View
B+
Retailer 10
-
£2,914 GBP
View
B+
Retailer 11
-
£2,993 GBP
View
B+
Retailer 12
-
£3,021 GBP
View
B+
Retailer 13
-
£3,168 GBP
View
B+
Retailer 14
-
£3,168 GBP
View
B+
Retailer 15
-
£3,168 GBP
View
B+
Retailer 16
-
£3,238 GBP
View
B+
Retailer 17
-
£3,280 GBP
View
B+
Retailer 18
-
£3,291 GBP
View
Retailer 19
-
£3,457 GBP
View
Price last confirmed 28 days ago
B+
Retailer 20
-
£3,504 GBP
View
B
Retailer 21
-
£3,680 GBP
View
B
Retailer 22
-
£3,807 GBP
View
B
Retailer 23
-
£5,179 GBP
View
Most Expensive
B
NZ Jewellers
4690e543-40ab-44e4-a4d0-dc885c5330c8 · Nov 2
£5,396 GBP
$7,223 USD
View
23 more retailers have this diamond
Prices start from £2,302 GBPSave up to £3,095 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
£2,302 GBP