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Oval|Natural|GIA

1.51ct E SI2 Oval Natural Diamond

ID • E/SI2 • GIA 2235692374

Certificate GIA 2235692374

Diamond specifications and retailer prices

From £4,904 GBP
$6,531 USD
As of October 29, 2026
Save £4,702 GBP (49%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £9,606 GBP at NZ Jewellers · As of October 27, 2026
View at NZ Jewellers

About this 1.51ct natural oval diamond

This 1.51ct natural oval sits in the one-and-a-half to two 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 2235692374. Listed at 13 retailers as of October 27, 2026, with prices from £4,904 to £9,606, a £4,702 spread on the same certified stone. NZ Jewellers lists it at £9,606. 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

1.51
Carat
E
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle39.17°
Pavilion angle40.67°
OriginNatural
Grading LabGIA
CertificateGIA 2235692374
Dimensions8.80 × 6.28 × 4.13 mm
L/W Ratio1.40
Girdle conditionVery Thick
Key to symbols
Crystal, Cavity, Needle, Feather, Indented Natural
Top View
8.80 mm6.28 mm1.51 ctE / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2235692374
Side View
Table 59.0%Crown 39.17°Girdle: Sli. Thick - Very ThickPavilion 40.67°Culet: NoneDepth 65.7%

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: £9,606 GBP|Low: £4,430 GBP|High: £9,606 GBP|Avg: £5,969 GBP|+29.7%
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 5£4,904 GBP
Retailer 9£4,915 GBP
Retailer 12£5,037 GBP
Retailer 2£5,298 GBP
Retailer 4£5,302 GBP
Retailer 8£5,501 GBP
Retailer 10£5,743 GBP
Retailer 3£5,832 GBP
Retailer 13£5,866 GBP
Retailer 7£6,266 GBP
Retailer 11£6,627 GBP
Retailer 6£7,854 GBP
NZ Jewellers£9,606 GBP

36 data points across 13 retailers

13 retailers£4,904 GBP to £9,606 GBP

A
Cheapest Retailer
-
£4,904 GBP
$6,531 USD
Retailer 2
-
£4,915 GBP
$6,545 USD
View
Price last confirmed 11 days ago
A
Retailer 3
-
£5,037 GBP
$6,708 USD
View
A
Retailer 4
-
£5,298 GBP
View
A
Retailer 5
-
£5,302 GBP
$7,060 USD
View
A
Retailer 6
-
£5,501 GBP
View
B+
Retailer 7
-
£5,743 GBP
$7,648 USD
View
B+
Retailer 8
-
£5,832 GBP
$7,766 USD
View
B+
Retailer 9
-
£5,866 GBP
$7,812 USD
View
B+
Retailer 10
-
£6,266 GBP
€7,947 EUR
View
B+
Retailer 11
-
£6,627 GBP
$8,825 USD
View
B+
Retailer 12
-
£7,854 GBP
View
Most Expensive
B
NZ Jewellers
c6951d8c-73d7-4540-af0b-9b0874cf0305 · Oct 27
£9,606 GBP
$12,792 USD
View
12 more retailers have this diamond
Prices start from £4,904 GBPSave up to £4,702 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
1.51ct Oval
£4,904 GBP