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Oval|Natural|GIA

1.51ct J SI1 Oval Natural Diamond

EX • J/SI1 • GIA 7558784147

Certificate GIA 7558784147

Diamond specifications and retailer prices

From €2,840 EUR
$3,173 USD
As of October 28, 2026
Save €2,369 EUR (45%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €5,210 EUR at Wholesale Diamonds Direct · As of October 26, 2026
View at Wholesale Diamonds Direct

About this 1.51ct natural oval diamond

This 1.51ct natural oval sits in the one-and-a-half to two carat band, graded J 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 7558784147. Listed at 14 retailers as of October 26, 2026, with prices from €2,840 to €5,210, a €2,369 spread on the same certified stone. Wholesale Diamonds Direct lists it at €5,210. 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
J
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.3°
Pavilion angle38.87°
OriginNatural
Grading LabGIA
CertificateGIA 7558784147
Dimensions8.95 × 6.41 × 3.98 mm
L/W Ratio1.40
Culet sizeNone
Top View
8.95 mm6.41 mm1.51 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7558784147
Side View
Table 59.0%Crown 40.3°Girdle: MED-THKPavilion 38.87°Culet: NoneDepth 62.0%

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: Oct 28
Current: €3,313 EUR|Low: €2,840 EUR|High: €5,599 EUR|Avg: €3,702 EUR|-4.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Wholesale Diamonds Direct
October 29, 2026
Retailer 9€2,840 EUR
Retailer 7€2,888 EUR
Retailer 8€2,893 EUR
Retailer 3€2,988 EUR
Retailer 6€3,035 EUR
Retailer 1€3,313 EUR
Retailer 2€3,421 EUR
Retailer 11€3,589 EUR
Retailer 10€3,625 EUR
Retailer 12€3,680 EUR
Retailer 5€3,793 EUR
Retailer 4€4,790 EUR
Wholesale Diamonds Direct€5,210 EUR

36 data points across 13 retailers

14 retailers€2,840 EUR to €5,210 EUR

A
Cheapest Retailer
-
€2,840 EUR
$3,173 USD
A
Retailer 2
-
€2,888 EUR
$3,227 USD
View
A
Retailer 3
-
€2,893 EUR
SGD 4,368 SGD
View
A
Retailer 4
-
€2,988 EUR
$3,338 USD
View
A
Retailer 5
-
€3,035 EUR
$3,391 USD
View
A
Retailer 6
-
€3,313 EUR
£2,914 GBP
View
B+
Retailer 7
-
€3,421 EUR
SGD 5,165 SGD
View
A
Retailer 8
-
€3,589 EUR
$4,010 USD
View
A
Retailer 9
-
€3,625 EUR
$4,050 USD
View
A
Retailer 10
-
€3,680 EUR
$4,111 USD
View
B+
Retailer 11
-
€3,793 EUR
View
B+
Retailer 12
-
€3,951 EUR
$4,414 USD
View
B+
Retailer 13
-
€4,790 EUR
$5,351 USD
View
Most Expensive
B+
Wholesale Diamonds Direct
593994293 · Oct 26
€5,210 EUR
$5,820 USD
View
13 more retailers have this diamond
Prices start from €2,840 EURSave up to €2,369 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.

A
1.51ct Oval
€2,840 EUR