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Oval|Natural|GIA

1.50ct D SI1 Oval Natural Diamond

EX • D/SI1 • GIA 2306421205

Certificate GIA 2306421205

Diamond specifications and retailer prices

From €9,560 EUR
$10,680 USD
As of October 31, 2026
Save €8,596 EUR (47%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: €18,155 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 2306421205. Listed at 21 retailers as of October 30, 2026, with prices from €9,560 to €18,155, a €8,596 spread on the same certified stone. NZ Jewellers lists it at €18,155. 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
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2306421205
Dimensions8.48 × 6.42 × 4.05 mm
L/W Ratio1.32
Top View
8.48 mm6.42 mm1.50 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2306421205
Side View
Table 62.0%CrownGirdle: VTN-THKPavilionCulet: NoneDepth 63.1%

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 31
Current: €16,004 EUR|Low: €9,560 EUR|High: €17,217 EUR|Avg: €12,542 EUR|+2.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 31, 2026
Retailer 8€9,560 EUR
Retailer 6€9,613 EUR
Retailer 7€10,893 EUR
Retailer 3€11,621 EUR
Retailer 5€11,858 EUR
Retailer 2€13,097 EUR
Retailer 1€16,004 EUR
Retailer 4€17,104 EUR

43 data points across 8 retailers

21 retailers€9,560 EUR to €18,155 EUR

B+
Cheapest Retailer
-
€9,560 EUR
$10,680 USD
B+
Retailer 2
-
€9,613 EUR
$10,740 USD
View
B+
Retailer 3
-
€10,107 EUR
$11,292 USD
View
B+
Retailer 4
-
€10,115 EUR
$11,300 USD
View
B+
Retailer 5
-
€10,260 EUR
CA$15,921 CAD
View
B
Retailer 6
-
€10,414 EUR
$11,635 USD
View
B
Retailer 7
-
€10,723 EUR
$11,980 USD
View
B
Retailer 8
-
€10,893 EUR
$12,170 USD
View
B
Retailer 9
-
€11,619 EUR
$12,981 USD
View
B
Retailer 10
-
€11,621 EUR
£10,223 GBP
View
B
Retailer 11
-
€11,801 EUR
$13,184 USD
View
Retailer 12
-
€11,858 EUR
A$20,382 AUD
View
Price last confirmed 8 days ago
B
Retailer 13
-
€12,255 EUR
$13,691 USD
View
B
Retailer 14
-
€12,567 EUR
$14,040 USD
View
B
Retailer 15
-
€12,567 EUR
$14,040 USD
View
B
Retailer 16
-
€12,615 EUR
$14,094 USD
View
B
Retailer 17
-
€12,988 EUR
$14,510 USD
View
B
Retailer 18
-
€13,097 EUR
View
B
Retailer 19
-
€16,004 EUR
ZAR 288,842 ZAR
View
B
Retailer 20
-
€17,104 EUR
£15,046 GBP
View
Most Expensive
B
NZ Jewellers
4dee6b99-1099-4e4b-8a60-e1a213751468 · Oct 30
€18,155 EUR
$20,283 USD
View
20 more retailers have this diamond
Prices start from €9,560 EURSave up to €8,596 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.

B+
1.50ct Oval
€9,560 EUR