Oval|Natural|GIA

1.51ct I SI1 Oval Natural Diamond

EX • I/SI1 • GIA 5526668826

Certificate GIA 5526668826

Diamond specifications and retailer prices

From €6,095 EUR
$6,809 USD
As of October 30, 2026
Save €6,924 EUR (53%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: €13,018 EUR at NZ Jewellers · As of October 30, 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 I 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 5526668826. Listed at 20 retailers as of October 30, 2026, with prices from €6,095 to €13,018, a €6,924 spread on the same certified stone. NZ Jewellers lists it at €13,018. 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
I
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5526668826
Dimensions9.41 × 6.18 × 3.99 mm
L/W Ratio1.52
Top View
9.41 mm6.18 mm1.51 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 5526668826
Side View
Table 61.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 64.6%

Caratlytics Score

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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: €13,018 EUR|Low: €5,967 EUR|High: €13,018 EUR|Avg: €7,999 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
November 1, 2026
Retailer 16€6,095 EUR
Retailer 15€6,503 EUR
Retailer 8€6,509 EUR
Retailer 14€6,509 EUR
Retailer 3€6,623 EUR
Retailer 7€7,052 EUR
Retailer 4€7,160 EUR
Retailer 5€7,204 EUR
Retailer 9€7,254 EUR
Retailer 13€7,370 EUR
Retailer 12€7,867 EUR
Retailer 6€8,136 EUR
Retailer 11€8,506 EUR
Retailer 10€9,562 EUR
Retailer 2€10,848 EUR
NZ Jewellers€13,018 EUR

42 data points across 16 retailers

20 retailers€6,095 EUR to €13,018 EUR

B+
Cheapest Retailer
-
€6,095 EUR
$6,809 USD
B
Retailer 2
-
€6,503 EUR
$7,265 USD
View
B
Retailer 3
-
€6,509 EUR
$7,272 USD
View
B
Retailer 4
-
€6,509 EUR
$7,272 USD
View
Final sale: no returns
B
Retailer 5
-
€6,623 EUR
$7,399 USD
View
B
Retailer 6
-
€7,052 EUR
$7,878 USD
View
B
Retailer 7
-
€7,160 EUR
$7,999 USD
View
B
Retailer 8
-
€7,204 EUR
$8,048 USD
View
B+
Retailer 9
-
€7,254 EUR
£6,381 GBP
View
Retailer 10
-
€7,370 EUR
A$12,668 AUD
View
Price last confirmed 10 days ago
B
Retailer 11
-
€7,760 EUR
$8,670 USD
View
B
Retailer 12
-
€7,760 EUR
$8,670 USD
View
B
Retailer 13
-
€7,809 EUR
$8,724 USD
View
B
Retailer 14
-
€7,867 EUR
$8,790 USD
View
B
Retailer 15
-
€8,020 EUR
$8,960 USD
View
B
Retailer 16
-
€8,136 EUR
$9,090 USD
View
B
Retailer 17
-
€8,506 EUR
View
B
Retailer 18
-
€9,562 EUR
ZAR 172,588 ZAR
View
B
Retailer 19
-
€10,848 EUR
£9,543 GBP
View
Most Expensive
B
NZ Jewellers
46340976-d7d4-470f-9b56-6b02ff4253f8 · Oct 30
€13,018 EUR
$14,544 USD
View
19 more retailers have this diamond
Prices start from €6,095 EURSave up to €6,924 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
€6,095 EUR