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Oval|Natural|GIA

1.51ct E SI2 Oval Natural Diamond

ID • E/SI2 • GIA 6361875681

Certificate GIA 6361875681

Diamond specifications and retailer prices

From £3,912 GBP
HK$40,700 HKD
As of October 29, 2026
Save £4,250 GBP (52%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £8,162 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 6361875681. Listed at 13 retailers as of October 27, 2026, with prices from £3,912 to £8,162, a £4,250 spread on the same certified stone. NZ Jewellers lists it at £8,162. 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
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 6361875681
Dimensions7.80 × 5.96 × 4.17 mm
L/W Ratio1.31
Top View
7.80 mm5.96 mm1.51 ctE / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceMedium
CertificateGIA 6361875681
Side View
Table 57.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 70.0%

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: £8,162 GBP|Low: £3,912 GBP|High: £8,162 GBP|Avg: £5,230 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
October 29, 2026
Retailer 5£3,912 GBP
Retailer 3£4,256 GBP
Retailer 15£4,504 GBP
Retailer 8£4,625 GBP
Retailer 2£4,681 GBP
Retailer 4£4,786 GBP
Retailer 11£4,880 GBP
Retailer 12£4,880 GBP
Retailer 13£4,880 GBP
Retailer 6£4,896 GBP
Retailer 10£5,324 GBP
Retailer 14£5,630 GBP
Retailer 7£6,070 GBP
Retailer 9£7,228 GBP
NZ Jewellers£8,162 GBP

23 data points across 15 retailers

13 retailers£3,912 GBP to £8,162 GBP

A
Cheapest Retailer
-
£3,912 GBP
HK$40,700 HKD
A
Retailer 2
-
£4,256 GBP
$5,667 USD
View
A
Retailer 3
-
£4,504 GBP
$5,998 USD
View
Final sale: no returns
A
Retailer 4
-
£4,625 GBP
View
A
Retailer 5
-
£4,681 GBP
View
A
Retailer 6
-
£4,880 GBP
$6,498 USD
View
A
Retailer 7
-
£4,880 GBP
$6,498 USD
View
A
Retailer 8
-
£4,880 GBP
$6,498 USD
View
A
Retailer 9
-
£4,896 GBP
$6,520 USD
View
A
Retailer 10
-
£5,324 GBP
€6,752 EUR
View
B+
Retailer 11
-
£5,630 GBP
$7,498 USD
View
B+
Retailer 12
-
£7,228 GBP
View
Most Expensive
B
NZ Jewellers
79a8aa27-7c4f-4eb4-9ace-7a53aa3dc367 · Oct 27
£8,162 GBP
$10,869 USD
View
12 more retailers have this diamond
Prices start from £3,912 GBPSave up to £4,250 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
£3,912 GBP