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Oval|Natural|GIA

1.50ct D SI2 Oval Natural Diamond

ID • D/SI2 • GIA 6495452358

Certificate GIA 6495452358

Diamond specifications and retailer prices

From £3,624 GBP
HK$37,700 HKD
As of October 29, 2026
Save £4,233 GBP (54%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £7,857 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 D 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 6495452358. Listed at 22 retailers as of October 29, 2026, with prices from £3,624 to £7,857, a £4,233 spread on the same certified stone. NZ Jewellers lists it at £7,857. 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

1.50
Carat
D
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle39.88°
Pavilion angle39.35°
OriginNatural
Grading LabGIA
CertificateGIA 6495452358
Dimensions8.96 × 6.32 × 3.92 mm
L/W Ratio1.42
Top View
8.96 mm6.32 mm1.50 ctD / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6495452358
Side View
Table 60.0%Crown 39.88°Girdle: STK-THKPavilion 39.35°Culet: NoneDepth 62.0%

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: £4,440 GBP|Low: £3,711 GBP|High: £7,005 GBP|Avg: £4,699 GBP|-1.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 30, 2026
Retailer 3£3,736 GBP
Retailer 8£4,195 GBP
Retailer 7£4,336 GBP
Retailer 6£4,347 GBP
Retailer 1£4,440 GBP
Retailer 2£4,506 GBP
Retailer 5£5,126 GBP
Retailer 4£6,958 GBP

25 data points across 8 retailers

22 retailers£3,624 GBP to £7,857 GBP

A
Cheapest Retailer
-
£3,624 GBP
HK$37,700 HKD
A
Retailer 2
-
£3,736 GBP
₹473,873 INR
View
A
Retailer 3
-
£3,975 GBP
$5,293 USD
View
A
Retailer 4
-
£4,097 GBP
$5,456 USD
View
Retailer 5
-
£4,172 GBP
SGD 7,507 SGD
View
Price last confirmed 16 days ago
A
Retailer 6
-
£4,195 GBP
SGD 7,549 SGD
View
A
Retailer 7
-
£4,336 GBP
$5,774 USD
View
Final sale: no returns
A
Retailer 8
-
£4,347 GBP
$5,789 USD
View
A
Retailer 9
-
£4,440 GBP
View
A
Retailer 10
-
£4,506 GBP
View
A
Retailer 11
-
£4,648 GBP
$6,190 USD
View
A
Retailer 12
-
£4,698 GBP
$6,256 USD
View
A
Retailer 13
-
£4,698 GBP
$6,256 USD
View
A
Retailer 14
-
£4,698 GBP
$6,256 USD
View
A
Retailer 15
-
£4,816 GBP
$6,413 USD
View
A
Retailer 16
-
£4,886 GBP
$6,507 USD
View
A
Retailer 17
-
£4,896 GBP
$6,521 USD
View
A
Retailer 18
-
£5,126 GBP
€6,501 EUR
View
A
Retailer 19
-
£5,420 GBP
$7,218 USD
View
B+
Retailer 20
-
£6,958 GBP
View
B
Retailer 21
-
£7,139 GBP
$9,507 USD
View
Most Expensive
B
NZ Jewellers
c54a759b-f282-41ad-8709-bd3bff0daf85 · Oct 30
£7,857 GBP
$10,463 USD
View
21 more retailers have this diamond
Prices start from £3,624 GBPSave up to £4,233 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
£3,624 GBP