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Oval|Natural|GIA

1.51ct E SI1 Oval Natural Diamond

ID • E/SI1 • GIA 2245022822

Certificate GIA 2245022822

Diamond specifications and retailer prices

From £4,484 GBP
$5,971 USD
As of October 29, 2026
Save £4,612 GBP (51%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £9,096 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 SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2245022822. Listed at 11 retailers as of October 27, 2026, with prices from £4,484 to £9,096, a £4,612 spread on the same certified stone. NZ Jewellers lists it at £9,096. 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
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceStrong
OriginNatural
Grading LabGIA
CertificateGIA 2245022822
Dimensions9.17 × 6.54 × 3.85 mm
L/W Ratio1.40
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Needle
Top View
9.17 mm6.54 mm1.51 ctE / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 2245022822
Side View
Table 56.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 58.9%

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: £9,096 GBP|Low: £3,674 GBP|High: £9,096 GBP|Avg: £5,263 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
October 29, 2026
Retailer 3£3,982 GBP
Retailer 4£4,015 GBP
Retailer 12£4,484 GBP
Retailer 9£4,597 GBP
Retailer 7£4,705 GBP
Retailer 2£5,162 GBP
Retailer 11£5,164 GBP
Retailer 8£5,248 GBP
Retailer 6£5,666 GBP
Retailer 5£7,620 GBP
Retailer 10£7,963 GBP
NZ Jewellers£9,096 GBP

17 data points across 12 retailers

11 retailers£4,484 GBP to £9,096 GBP

A
Retailer 1
-
£3,982 GBP
$5,303 USD
Price last confirmed 14 days ago
A
Retailer 2
-
£4,484 GBP
$5,971 USD
View
A
Retailer 3
-
£4,597 GBP
CA$8,502 CAD
View
A
Retailer 4
-
£4,705 GBP
$6,266 USD
View
A
Retailer 5
-
£5,162 GBP
View
A
Retailer 6
-
£5,164 GBP
$6,877 USD
View
A
Retailer 7
-
£5,248 GBP
$6,989 USD
View
A
Retailer 8
-
£5,666 GBP
€7,186 EUR
View
B
Retailer 9
-
£7,620 GBP
View
B
Retailer 10
-
£7,963 GBP
$10,604 USD
View
Most Expensive
B
NZ Jewellers
f59a4f33-89d6-4c46-ab3b-637280643581 · Oct 27
£9,096 GBP
$12,113 USD
View
10 more retailers have this diamond
Prices start from £4,484 GBPSave up to £4,612 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
£4,484 GBP