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Oval|Natural|GIA

1.21ct E SI2 Oval Natural Diamond

EX • E/SI2 • GIA 5566329475

Certificate GIA 5566329475

Diamond specifications and retailer prices

From £1,922 GBP
HK$20,000 HKD
As of October 29, 2026
Save £2,549 GBP (57%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £4,472 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.21ct natural oval diamond

This 1.21ct natural oval sits in the classic one-carat band, graded E 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 5566329475. Listed at 13 retailers as of October 29, 2026, with prices from £1,922 to £4,472, a £2,549 spread on the same certified stone. NZ Jewellers lists it at £4,472. 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

1.21
Carat
E
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 5566329475
Dimensions8.19 × 5.84 × 3.68 mm
L/W Ratio1.40
Culet sizeNone
Key to symbols
Crystal, Cloud, Needle, Feather
Top View
8.19 mm5.84 mm1.21 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 5566329475
Side View
Table 61.0%CrownGirdle: THK-VTKPavilionCulet: 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: Oct 29
Current: £4,472 GBP|Low: £1,922 GBP|High: £4,867 GBP|Avg: £2,859 GBP|-8.1%
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
October 30, 2026
Retailer 12£1,922 GBP
Retailer 6£1,958 GBP
Retailer 5£2,230 GBP
Retailer 3£2,369 GBP
Retailer 4£2,400 GBP
Retailer 2£2,546 GBP
Retailer 9£2,567 GBP
Retailer 7£2,666 GBP
Retailer 13£2,692 GBP
Retailer 10£2,743 GBP
Retailer 11£2,962 GBP
Retailer 8£4,315 GBP
NZ Jewellers£4,472 GBP

28 data points across 13 retailers

13 retailers£1,922 GBP to £4,472 GBP

A
Cheapest Retailer
-
£1,922 GBP
HK$20,000 HKD
A
Retailer 2
-
£1,958 GBP
₹248,383 INR
View
A
Retailer 3
-
£2,230 GBP
$2,970 USD
View
A
Retailer 4
-
£2,369 GBP
$3,155 USD
View
Final sale: no returns
A
Retailer 5
-
£2,400 GBP
$3,196 USD
View
A
Retailer 6
-
£2,546 GBP
View
A
Retailer 7
-
£2,567 GBP
$3,418 USD
View
B+
Retailer 8
-
£2,666 GBP
$3,550 USD
View
B+
Retailer 9
-
£2,692 GBP
SGD 4,844 SGD
View
B+
Retailer 10
-
£2,743 GBP
$3,653 USD
View
B+
Retailer 11
-
£2,962 GBP
$3,944 USD
View
B
Retailer 12
-
£4,315 GBP
View
Most Expensive
B
NZ Jewellers
38997dc7-c060-4ce0-89b1-33ac227b176c · Oct 30
£4,472 GBP
$5,955 USD
View
12 more retailers have this diamond
Prices start from £1,922 GBPSave up to £2,549 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
1.21ct Oval
£1,922 GBP