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Oval|Natural|GIA

1.50ct J I1 Oval Natural Diamond

ID • J/I1 • GIA 3515710747

Certificate GIA 3515710747

Diamond specifications and retailer prices

From £1,681 GBP
HK$17,600 HKD
As of October 31, 2026
Save £3,033 GBP (64%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £4,715 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.5ct natural oval diamond

This 1.5ct natural oval sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and I1 clarity (included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 3515710747. Listed at 11 retailers as of October 30, 2026, with prices from £1,681 to £4,715, a £3,033 spread on the same certified stone. NZ Jewellers lists it at £4,715. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
J
Colour
I1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 3515710747
Dimensions9.70 × 6.35 × 3.59 mm
L/W Ratio1.53
Top View
9.70 mm6.35 mm1.50 ctJ / I1
OriginNatural
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 3515710747
Side View
Table 64.0%CrownGirdle: STK-XTKPavilionCulet: NoneDepth 56.5%

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 31
Current: £4,715 GBP|Low: £1,662 GBP|High: £4,715 GBP|Avg: £2,489 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 31, 2026
Retailer 3£1,681 GBP
Retailer 10£2,020 GBP
Retailer 9£2,082 GBP
Retailer 2£2,223 GBP
Retailer 5£2,255 GBP
Retailer 7£2,255 GBP
Retailer 6£2,342 GBP
Retailer 8£2,602 GBP
Retailer 4£2,640 GBP
NZ Jewellers£4,715 GBP

43 data points across 10 retailers

11 retailers£1,681 GBP to £4,715 GBP

A
Cheapest Retailer
-
£1,681 GBP
HK$17,600 HKD
B+
Retailer 2
-
£2,020 GBP
$2,706 USD
View
B+
Retailer 3
-
£2,082 GBP
$2,789 USD
View
B+
Retailer 4
-
£2,223 GBP
₹283,711 INR
View
B+
Retailer 5
-
£2,255 GBP
$3,021 USD
View
B+
Retailer 6
-
£2,255 GBP
$3,021 USD
View
B+
Retailer 7
-
£2,255 GBP
$3,021 USD
View
B+
Retailer 8
-
£2,342 GBP
$3,138 USD
View
B+
Retailer 9
-
£2,602 GBP
$3,486 USD
View
B+
Retailer 10
-
£2,640 GBP
€3,369 EUR
View
Most Expensive
B
NZ Jewellers
0c954e6f-1bfc-40fd-bb5c-423da911dc26 · Oct 30
£4,715 GBP
$6,317 USD
View
10 more retailers have this diamond
Prices start from £1,681 GBPSave up to £3,033 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
1.50ct Oval
£1,681 GBP