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Oval|Natural|GIA

1.51ct E I1 Oval Natural Diamond

ID • E/I1 • GIA 1538671861

Certificate GIA 1538671861

Diamond specifications and retailer prices

From £2,451 GBP
HK$25,500 HKD
As of October 29, 2026
Save £3,319 GBP (58%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £5,770 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 I1 clarity (included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1538671861. Listed at 10 retailers as of October 27, 2026, with prices from £2,451 to £5,770, a £3,319 spread on the same certified stone. NZ Jewellers lists it at £5,770. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
E
Colour
I1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 1538671861
Dimensions10.26 × 6.10 × 3.73 mm
L/W Ratio1.68
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Twinning Wisp, Feather, Crystal, Needle, Natural
Top View
10.26 mm6.10 mm1.51 ctE / I1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 1538671861
Side View
Table 60.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 61.3%

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: £5,770 GBP|Low: £2,451 GBP|High: £5,770 GBP|Avg: £3,399 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 29, 2026
Retailer 6£2,451 GBP
Retailer 2£2,526 GBP
Retailer 9£2,914 GBP
Retailer 10£2,932 GBP
Retailer 4£3,312 GBP
Retailer 7£3,312 GBP
Retailer 8£3,312 GBP
Retailer 3£3,743 GBP
Retailer 5£3,821 GBP
NZ Jewellers£5,770 GBP

42 data points across 10 retailers

10 retailers£2,451 GBP to £5,770 GBP

A
Cheapest Retailer
-
£2,451 GBP
HK$25,500 HKD
A
Retailer 2
-
£2,526 GBP
₹320,303 INR
View
A
Retailer 3
-
£2,914 GBP
$3,880 USD
View
A
Retailer 4
-
£2,932 GBP
$3,904 USD
View
A
Retailer 5
-
£3,312 GBP
$4,410 USD
View
A
Retailer 6
-
£3,312 GBP
$4,410 USD
View
A
Retailer 7
-
£3,312 GBP
$4,410 USD
View
A
Retailer 8
-
£3,743 GBP
€4,747 EUR
View
A
Retailer 9
-
£3,821 GBP
$5,089 USD
View
Most Expensive
B
NZ Jewellers
ad02f91c-1d02-4173-acf6-329acaec2999 · Oct 27
£5,770 GBP
$7,684 USD
View
9 more retailers have this diamond
Prices start from £2,451 GBPSave up to £3,319 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
£2,451 GBP