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Oval|Natural|GIA

1.51ct H SI1 Oval Natural Diamond

ID • H/SI1 • GIA 6532284793

Certificate GIA 6532284793

Diamond specifications and retailer prices

From €5,701 EUR
$6,369 USD
As of October 28, 2026
Save €6,369 EUR (53%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: €12,069 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 H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6532284793. Listed at 24 retailers as of October 27, 2026, with prices from €5,701 to €12,069, a €6,369 spread on the same certified stone. NZ Jewellers lists it at €12,069. 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
H
Color
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle35.97°
OriginNatural
Grading LabGIA
CertificateGIA 6532284793
Dimensions9.06 × 6.43 × 3.94 mm
L/W Ratio1.41
Girdle conditionVery Thick
Key to symbols
Feather, Crystal, Cloud, Needle
Top View
9.06 mm6.43 mm1.51 ctH / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6532284793
Side View
Table 63.0%Crown 35.97°Girdle: STK-VTKPavilionCulet: NoneDepth 61.3%

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 28
Current: €12,069 EUR|Low: €5,532 EUR|High: €12,069 EUR|Avg: €7,345 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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
October 29, 2026
Retailer 7€5,701 EUR
Retailer 10€5,746 EUR
Retailer 6€6,035 EUR
Retailer 20€6,035 EUR
Retailer 8€6,046 EUR
Retailer 9€6,085 EUR
Retailer 12€6,426 EUR
Retailer 11€6,501 EUR
Retailer 18€6,538 EUR
Retailer 19€6,638 EUR
Retailer 2€6,806 EUR
Retailer 13€6,839 EUR
Retailer 4€6,914 EUR
Retailer 5€6,919 EUR
Retailer 3€7,544 EUR
Retailer 15€7,874 EUR
Retailer 17€8,787 EUR
Retailer 14€10,110 EUR
Retailer 16€10,151 EUR
NZ Jewellers€12,069 EUR

23 data points across 20 retailers

24 retailers€5,701 EUR to €12,069 EUR

B+
Cheapest Retailer
-
€5,701 EUR
$6,369 USD
B+
Retailer 2
-
€5,746 EUR
$6,419 USD
View
B+
Retailer 3
-
€6,035 EUR
$6,742 USD
View
Final sale: no returns
B+
Retailer 4
-
€6,035 EUR
$6,742 USD
View
B+
Retailer 5
-
€6,046 EUR
$6,755 USD
View
B+
Retailer 6
-
€6,085 EUR
$6,798 USD
View
Retailer 7
-
€6,426 EUR
$7,179 USD
View
Price last confirmed 7 days ago
B+
Retailer 8
-
€6,501 EUR
$7,263 USD
View
B+
Retailer 9
-
€6,538 EUR
$7,304 USD
View
B
Retailer 10
-
€6,638 EUR
$7,416 USD
View
B+
Retailer 11
-
€6,806 EUR
£5,987 GBP
View
B+
Retailer 12
-
€6,839 EUR
£6,016 GBP
View
Retailer 13
-
€6,914 EUR
A$11,884 AUD
View
Price last confirmed 10 days ago
B+
Retailer 14
-
€6,919 EUR
$7,730 USD
View
B+
Retailer 15
-
€6,955 EUR
$7,770 USD
View
B+
Retailer 16
-
€6,955 EUR
$7,770 USD
View
B
Retailer 17
-
€7,188 EUR
$8,030 USD
View
B
Retailer 18
-
€7,301 EUR
$8,157 USD
View
B
Retailer 19
-
€7,544 EUR
$8,428 USD
View
B
Retailer 20
-
€7,874 EUR
View
B
Retailer 21
-
€8,787 EUR
ZAR 158,584 ZAR
View
B
Retailer 22
-
€10,110 EUR
£8,894 GBP
View
B
Retailer 23
-
€10,151 EUR
£8,930 GBP
View
Most Expensive
B
NZ Jewellers
144cd5a2-b832-42d8-b70a-354daa8ffc92 · Oct 27
€12,069 EUR
$13,484 USD
View
23 more retailers have this diamond
Prices start from €5,701 EURSave up to €6,369 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+
1.51ct Oval
€5,701 EUR