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Oval|Natural|GIA

1.51ct D SI2 Oval Natural Diamond

ID • D/SI2 • GIA 2231615608

Certificate GIA 2231615608

Diamond specifications and retailer prices

From €5,312 EUR
$5,935 USD
As of October 30, 2026
Save €6,404 EUR (55%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: €11,717 EUR at NZ Jewellers · As of October 27, 2026
View at NZ Jewellers

About this 1.51ct natural oval diamond

This 1.51ct 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 2231615608. Listed at 22 retailers as of October 27, 2026, with prices from €5,312 to €11,717, a €6,404 spread on the same certified stone. NZ Jewellers lists it at €11,717. 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

1.51
Carat
D
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle40.37°
Pavilion angle39.57°
OriginNatural
Grading LabGIA
CertificateGIA 2231615608
Dimensions8.61 × 6.24 × 4.15 mm
L/W Ratio1.38
Girdle conditionExtremely Thick
Key to symbols
Crystal, Feather, Needle
Top View
8.61 mm6.24 mm1.51 ctD / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2231615608
Side View
Table 55.0%Crown 40.37°Girdle: STK-ETKPavilion 39.57°Culet: NoneDepth 66.5%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: €11,717 EUR|Low: €4,619 EUR|High: €11,717 EUR|Avg: €6,955 EUR
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
October 29, 2026
Retailer 4€5,312 EUR
Retailer 10€5,542 EUR
Retailer 3€5,858 EUR
Retailer 11€5,858 EUR
Retailer 13€6,346 EUR
Retailer 6€6,422 EUR
Retailer 12€6,444 EUR
Retailer 9€6,575 EUR
Retailer 2€6,639 EUR
Retailer 5€7,061 EUR
Retailer 8€7,230 EUR
Retailer 14€7,323 EUR
Retailer 7€9,815 EUR
NZ Jewellers€11,717 EUR

35 data points across 14 retailers

22 retailers€5,312 EUR to €11,717 EUR

A
Cheapest Retailer
-
€5,312 EUR
$5,935 USD
A
Retailer 2
-
€5,426 EUR
$6,062 USD
View
A
Retailer 3
-
€5,535 EUR
$6,184 USD
View
A
Retailer 4
-
€5,542 EUR
$6,192 USD
View
A
Retailer 5
-
€5,611 EUR
$6,269 USD
View
A
Retailer 6
-
€5,858 EUR
$6,545 USD
View
Final sale: no returns
A
Retailer 7
-
€5,858 EUR
$6,545 USD
View
A
Retailer 8
-
€6,238 EUR
$6,969 USD
View
A
Retailer 9
-
€6,346 EUR
$7,090 USD
View
A
Retailer 10
-
€6,422 EUR
A$11,038 AUD
View
A
Retailer 11
-
€6,444 EUR
$7,199 USD
View
A
Retailer 12
-
€6,575 EUR
£5,784 GBP
View
B+
Retailer 13
-
€6,581 EUR
$7,353 USD
View
A
Retailer 14
-
€6,639 EUR
£5,840 GBP
View
B+
Retailer 15
-
€7,026 EUR
$7,850 USD
View
B+
Retailer 16
-
€7,026 EUR
$7,850 USD
View
B+
Retailer 17
-
€7,061 EUR
$7,889 USD
View
B+
Retailer 18
-
€7,230 EUR
View
B+
Retailer 19
-
€7,259 EUR
$8,110 USD
View
B+
Retailer 20
-
€7,323 EUR
$8,181 USD
View
B+
Retailer 21
-
€9,815 EUR
£8,634 GBP
View
Most Expensive
B
NZ Jewellers
ff2703fb-317d-4269-8f8b-875e1eded4cb · Oct 27
€11,717 EUR
$13,090 USD
View
21 more retailers have this diamond
Prices start from €5,312 EURSave up to €6,404 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
1.51ct Oval
€5,312 EUR