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Oval|Natural|GIA

1.51ct M SI2 Oval Natural Diamond

EX • M/SI2 • GIA 1558727921

Certificate GIA 1558727921

Diamond specifications and retailer prices

From $2,232 CAD
As of November 6, 2026
Save $1,559 CAD (41%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $3,791 CAD at Yorxs · As of November 6, 2026
View at Yorxs

About this 1.51ct natural oval diamond

This 1.51ct natural oval sits in the one-and-a-half to two carat band, graded M colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1558727921. Listed at 4 retailers as of November 6, 2026, with prices from $2,232 to $3,791, a $1,559 spread on the same certified stone. Yorxs lists it at $3,791. 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
M
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryExcellent
FluorescenceFaint
Pavilion angle34.88°
OriginNatural
Grading LabGIA
CertificateGIA 1558727921
Dimensions8.90 × 6.28 × 3.98 mm
L/W Ratio1.42
Key to symbols
Crystal, Needle
Top View
8.90 mm6.28 mm1.51 ctM / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1558727921
Side View
Table 59.0%CrownGirdle: THK-VTKPavilion 34.88°Culet: NoneDepth 63.4%

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 6
Current: $3,110 CAD|Low: $2,232 CAD|High: $4,101 CAD|Avg: $3,247 CAD|-10.0%
Retailer 1
Retailer 2
Retailer 3
Yorxs
November 6, 2026
Retailer 2$2,232 CAD
Retailer 1$3,110 CAD
Retailer 3$3,398 CAD
Yorxs$3,791 CAD

40 data points across 4 retailers

4 retailers$2,232 CAD to $3,791 CAD

A
Cheapest Retailer
-
$2,232 CAD
B+
Retailer 2
-
$3,110 CAD
View
B+
Retailer 3
-
$3,398 CAD
View
Most Expensive
B+
Yorxs
614598274 · Nov 6
$3,791 CAD
€2,567 EUR
View
3 more retailers have this diamond
Prices start from $2,232 CADSave up to $1,559 CAD

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
$2,232 CAD