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Oval|Natural|GIA

1.23ct E SI1 Oval Natural Diamond

EX • E/SI1 • GIA 3565223785

Certificate GIA 3565223785

Diamond specifications and retailer prices

From £2,161 GBP
As of November 6, 2026
Save £2,822 GBP (57%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £4,982 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.23ct natural oval diamond

This 1.23ct 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 3565223785. Listed at 21 retailers as of November 5, 2026, with prices from £2,161 to £4,982, a £2,822 spread on the same certified stone. NZ Jewellers lists it at £4,982. 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

1.23
Carat
E
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
OriginNatural
Grading LabGIA
CertificateGIA 3565223785
Dimensions8.45 × 6.05 × 3.76 mm
L/W Ratio1.40
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Cloud, Feather, Needle
Top View
8.45 mm6.05 mm1.23 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 3565223785
Side View
Table 63.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 62.2%

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 6
Current: £4,982 GBP|Low: £2,161 GBP|High: £4,982 GBP|Avg: £3,210 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
November 6, 2026
Retailer 15£2,161 GBP
Retailer 2£2,242 GBP
Retailer 12£2,516 GBP
Retailer 7£2,578 GBP
Retailer 9£2,720 GBP
Retailer 8£2,774 GBP
Retailer 3£2,860 GBP
Retailer 6£2,860 GBP
Retailer 13£2,897 GBP
Retailer 4£2,970 GBP
Retailer 5£3,300 GBP
Retailer 10£3,330 GBP
Retailer 11£3,490 GBP
Retailer 14£4,783 GBP
NZ Jewellers£4,982 GBP

25 data points across 15 retailers

21 retailers£2,161 GBP to £4,982 GBP

A
Cheapest Retailer
-
£2,161 GBP
A
Retailer 2
-
£2,242 GBP
View
A
Retailer 3
-
£2,516 GBP
View
A
Retailer 4
-
£2,569 GBP
View
A
Retailer 5
-
£2,578 GBP
View
A
Retailer 6
-
£2,580 GBP
View
B+
Retailer 7
-
£2,625 GBP
View
B+
Retailer 8
-
£2,626 GBP
View
B+
Retailer 9
-
£2,640 GBP
View
Final sale: no returns
B+
Retailer 10
-
£2,720 GBP
View
B+
Retailer 11
-
£2,774 GBP
View
Retailer 12
-
£2,860 GBP
View
Price last confirmed 8 days ago
B+
Retailer 13
-
£2,860 GBP
View
B+
Retailer 14
-
£2,897 GBP
View
B+
Retailer 15
-
£2,970 GBP
View
Retailer 16
-
£3,063 GBP
View
Price last confirmed 29 days ago
B+
Retailer 17
-
£3,300 GBP
View
B+
Retailer 18
-
£3,330 GBP
View
B
Retailer 19
-
£3,490 GBP
View
B
Retailer 20
-
£4,783 GBP
View
Most Expensive
B
NZ Jewellers
9e5f1d90-6d72-43e7-a6ba-141f747fcc1f · Nov 5
£4,982 GBP
$6,669 USD
View
20 more retailers have this diamond
Prices start from £2,161 GBPSave up to £2,822 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
1.23ct Oval
£2,161 GBP