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Oval|Natural|GIA

1.50ct D SI1 Oval Natural Diamond

EX • D/SI1 • GIA 2567065921

Certificate GIA 2567065921

Diamond specifications and retailer prices

From £6,458 GBP
HK$67,600 HKD
As of October 30, 2026
Save £5,962 GBP (48%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £12,420 GBP at With Clarity · As of October 30, 2026
View at With Clarity

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 SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2567065921. Listed at 23 retailers as of October 30, 2026, with prices from £6,458 to £12,420, a £5,962 spread on the same certified stone. With Clarity lists it at £12,420. 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
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.25°
Pavilion angle36.44°
OriginNatural
Grading LabGIA
CertificateGIA 2567065921
Dimensions8.74 × 6.20 × 4.02 mm
L/W Ratio1.41
Culet sizeNone
Key to symbols
Feather, Cloud, Pinpoint
Top View
8.74 mm6.20 mm1.50 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2567065921
Side View
Table 61.0%Crown 41.25°Girdle: MED-VTKPavilion 36.44°Culet: NoneDepth 64.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: £7,739 GBP|Low: £6,610 GBP|High: £11,175 GBP|Avg: £8,549 GBP|-1.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 31, 2026
Retailer 4£6,650 GBP
Retailer 10£7,502 GBP
Retailer 1£7,739 GBP
Retailer 7£7,778 GBP
Retailer 2£7,804 GBP
Retailer 5£7,934 GBP
Retailer 3£8,908 GBP
Retailer 8£9,719 GBP
Retailer 9£10,262 GBP
Retailer 6£11,101 GBP

24 data points across 10 retailers

23 retailers£6,458 GBP to £12,420 GBP

B+
Cheapest Retailer
-
£6,458 GBP
HK$67,600 HKD
B+
Retailer 2
-
£6,650 GBP
₹848,568 INR
View
Retailer 3
-
£7,145 GBP
SGD 12,938 SGD
View
Price last confirmed 19 days ago
B+
Retailer 4
-
£7,241 GBP
$9,702 USD
View
B+
Retailer 5
-
£7,433 GBP
$9,960 USD
View
B+
Retailer 6
-
£7,502 GBP
SGD 13,583 SGD
View
B+
Retailer 7
-
£7,710 GBP
$10,330 USD
View
B+
Retailer 8
-
£7,739 GBP
View
Retailer 9
-
£7,778 GBP
A$16,033 AUD
View
Price last confirmed 8 days ago
B+
Retailer 10
-
£7,804 GBP
$10,456 USD
View
Final sale: no returns
B+
Retailer 11
-
£7,804 GBP
$10,456 USD
View
B+
Retailer 12
-
£7,934 GBP
View
B
Retailer 13
-
£8,434 GBP
$11,300 USD
View
B
Retailer 14
-
£8,454 GBP
$11,328 USD
View
B
Retailer 15
-
£8,584 GBP
$11,502 USD
View
B
Retailer 16
-
£8,653 GBP
$11,593 USD
View
B
Retailer 17
-
£8,873 GBP
$11,890 USD
View
B
Retailer 18
-
£8,908 GBP
€11,368 EUR
View
B
Retailer 19
-
£9,755 GBP
$13,070 USD
View
Retailer 20
-
£10,262 GBP
ZAR 222,130 ZAR
View
Price last confirmed 14 days ago
B
Retailer 21
-
£11,101 GBP
View
B
Retailer 22
-
£11,783 GBP
$15,788 USD
View
Most Expensive
B
With Clarity
2567065921 · Oct 30
£12,420 GBP
$16,641 USD
View
22 more retailers have this diamond
Prices start from £6,458 GBPSave up to £5,962 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.

B+
1.50ct Oval
£6,458 GBP