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Oval|Natural|GIA

1.50ct D SI1 Oval Natural Diamond

ID • D/SI1 • GIA 6545526638

Certificate GIA 6545526638

Diamond specifications and retailer prices

From €6,794 EUR
HK$59,300 HKD
As of November 1, 2026
Save €8,018 EUR (54%) vs most expensive(unlock to see where)
28 retailers carry this diamond
Most expensive: €14,812 EUR 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 SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6545526638. Listed at 28 retailers as of October 30, 2026, with prices from €6,794 to €14,812, a €8,018 spread on the same certified stone. NZ Jewellers lists it at €14,812. 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
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.56°
Pavilion angle36.73°
OriginNatural
Grading LabGIA
CertificateGIA 6545526638
Dimensions8.60 × 6.26 × 4.07 mm
L/W Ratio1.37
Top View
8.60 mm6.26 mm1.50 ctD / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6545526638
Side View
Table 64.0%Crown 41.56°Girdle: STK-VTKPavilion 36.73°Culet: NoneDepth 65.0%

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: Nov 1
Current: €8,204 EUR|Low: €6,941 EUR|High: €12,475 EUR|Avg: €8,919 EUR|-2.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 4€6,957 EUR
Retailer 11€7,241 EUR
Retailer 2€7,872 EUR
Retailer 3€8,174 EUR
Retailer 9€8,185 EUR
Retailer 1€8,204 EUR
Retailer 6€8,286 EUR
Retailer 8€9,678 EUR
Retailer 10€10,128 EUR
Retailer 7€10,880 EUR
Retailer 5€12,343 EUR

24 data points across 11 retailers

28 retailers€6,794 EUR to €14,812 EUR

A
Cheapest Retailer
-
€6,794 EUR
HK$59,300 HKD
A
Retailer 2
-
€6,957 EUR
₹740,224 INR
View
B+
Retailer 3
-
€7,241 EUR
$8,090 USD
View
Retailer 4
-
€7,515 EUR
SGD 11,346 SGD
View
Price last confirmed 21 days ago
B+
Retailer 5
-
€7,654 EUR
$8,551 USD
View
B+
Retailer 6
-
€7,872 EUR
SGD 11,885 SGD
View
B+
Retailer 7
-
€7,895 EUR
$8,820 USD
View
B+
Retailer 8
-
€8,105 EUR
$9,055 USD
View
B+
Retailer 9
-
€8,174 EUR
$9,132 USD
View
Final sale: no returns
B+
Retailer 10
-
€8,175 EUR
$9,133 USD
View
Retailer 11
-
€8,185 EUR
A$14,068 AUD
View
Price last confirmed 9 days ago
B+
Retailer 12
-
€8,204 EUR
£7,217 GBP
View
B+
Retailer 13
-
€8,286 EUR
£7,290 GBP
View
B+
Retailer 14
-
€8,852 EUR
$9,890 USD
View
B+
Retailer 15
-
€8,856 EUR
$9,894 USD
View
B
Retailer 16
-
€8,993 EUR
$10,047 USD
View
B+
Retailer 17
-
€9,057 EUR
$10,118 USD
View
B+
Retailer 18
-
€9,065 EUR
$10,128 USD
View
B+
Retailer 19
-
€9,086 EUR
$10,151 USD
View
B+
Retailer 20
-
€9,312 EUR
$10,403 USD
View
B+
Retailer 21
-
€9,678 EUR
View
B
Retailer 22
-
€10,218 EUR
$11,416 USD
View
Retailer 23
-
€10,589 EUR
$11,830 USD
View
Price last confirmed 62 days ago
B
Retailer 24
-
€10,880 EUR
ZAR 196,374 ZAR
View
B
Retailer 25
-
€12,343 EUR
£10,858 GBP
View
Retailer 26
-
€12,791 EUR
$14,290 USD
View
Price last confirmed 63 days ago
B
Retailer 27
-
€13,033 EUR
$14,561 USD
View
Most Expensive
B
NZ Jewellers
fc839084-9101-4a39-9073-29773117fff1 · Oct 30
€14,812 EUR
$16,548 USD
View
27 more retailers have this diamond
Prices start from €6,794 EURSave up to €8,018 EUR

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
€6,794 EUR