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Oval|Natural|GIA

1.51ct F SI2 Oval Natural Diamond

EX • F/SI2 • GIA 6522365391

Certificate GIA 6522365391

Diamond specifications and retailer prices

From €5,325 EUR
$5,973 USD
As of November 1, 2026
Save €5,947 EUR (53%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €11,272 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 F 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 6522365391. Listed at 16 retailers as of October 30, 2026, with prices from €5,325 to €11,272, a €5,947 spread on the same certified stone. NZ Jewellers lists it at €11,272. 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
F
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle38.74°
Pavilion angle39.76°
OriginNatural
Grading LabGIA
CertificateGIA 6522365391
Dimensions9.38 × 6.32 × 3.85 mm
L/W Ratio1.48
Top View
9.38 mm6.32 mm1.51 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 6522365391
Side View
Table 59.0%Crown 38.74°Girdle: MED-THKPavilion 39.76°Culet: NoneDepth 61.0%

Caratlytics Score

How it works →
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: Nov 1
Current: €11,272 EUR|Low: €5,325 EUR|High: €11,272 EUR|Avg: €7,040 EUR
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 9€5,325 EUR
Retailer 8€5,637 EUR
Retailer 6€6,106 EUR
Retailer 11€6,200 EUR
Retailer 4€6,355 EUR
Retailer 10€6,428 EUR
Retailer 3€6,672 EUR
Retailer 7€7,045 EUR
Retailer 2€7,363 EUR
Retailer 5€9,392 EUR
NZ Jewellers€11,272 EUR

44 data points across 11 retailers

16 retailers€5,325 EUR to €11,272 EUR

A
Cheapest Retailer
-
€5,325 EUR
$5,973 USD
A
Retailer 2
-
€5,637 EUR
$6,322 USD
View
B+
Retailer 3
-
€5,683 EUR
$6,374 USD
View
B+
Retailer 4
-
€6,106 EUR
$6,848 USD
View
B+
Retailer 5
-
€6,200 EUR
$6,954 USD
View
B+
Retailer 6
-
€6,355 EUR
£5,612 GBP
View
B+
Retailer 7
-
€6,672 EUR
$7,483 USD
View
Retailer 8
-
€7,045 EUR
$7,902 USD
View
Price last confirmed 62 days ago
B+
Retailer 9
-
€7,045 EUR
$7,902 USD
View
B+
Retailer 10
-
€7,133 EUR
$8,000 USD
View
B+
Retailer 11
-
€7,133 EUR
$8,000 USD
View
B+
Retailer 12
-
€7,363 EUR
View
B
Retailer 13
-
€7,373 EUR
$8,270 USD
View
B
Retailer 14
-
€9,392 EUR
£8,295 GBP
View
Retailer 15
-
€11,272 EUR
$12,643 USD
View
Price last confirmed 64 days ago
Most Expensive
B
NZ Jewellers
eb984eed-b178-4d39-863e-7afc21aeca99 · Oct 30
€11,272 EUR
$12,643 USD
View
15 more retailers have this diamond
Prices start from €5,325 EURSave up to €5,947 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
€5,325 EUR