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Oval|Natural|GIA

1.51ct I SI2 Oval Natural Diamond

ID • I/SI2 • GIA 1555553685

Certificate GIA 1555553685

Diamond specifications and retailer prices

From $6,081 CAD
$4,353 USD
As of October 30, 2026
Save $7,039 CAD (54%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $13,120 CAD 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 SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1555553685. Listed at 19 retailers as of October 30, 2026, with prices from $6,081 to $13,120, a $7,039 spread on the same certified stone. NZ Jewellers lists it at $13,120. 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
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceFaint
Crown angle37.83°
OriginNatural
Grading LabGIA
CertificateGIA 1555553685
Dimensions9.39 × 6.15 × 3.91 mm
L/W Ratio1.53
Girdle conditionVery Thick
Key to symbols
Twinning Wisp, Crystal, Feather, Indented Natural, Needle, Natural
Top View
9.39 mm6.15 mm1.51 ctI / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 1555553685
Side View
Table 63.0%Crown 37.83°Girdle: MED-VTKPavilionCulet: NoneDepth 63.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $13,120 CAD|Low: $6,012 CAD|High: $13,120 CAD|Avg: $7,949 CAD
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
October 31, 2026
Retailer 17$6,063 CAD
Retailer 15$6,081 CAD
Retailer 5$6,197 CAD
Retailer 4$6,560 CAD
Retailer 6$6,614 CAD
Retailer 10$7,037 CAD
Retailer 16$7,106 CAD
Retailer 18$7,106 CAD
Retailer 19$7,106 CAD
Retailer 11$7,469 CAD
Retailer 13$7,652 CAD
Retailer 12$7,674 CAD
Retailer 8$7,962 CAD
Retailer 9$7,962 CAD
Retailer 3$8,200 CAD
Retailer 7$8,228 CAD
Retailer 2$8,877 CAD
Retailer 14$12,560 CAD
NZ Jewellers$13,120 CAD

36 data points across 19 retailers

19 retailers$6,081 CAD to $13,120 CAD

Retailer 1
-
$6,063 CAD
$4,340 USD
Price last confirmed 12 days ago
A
Retailer 2
-
$6,081 CAD
$4,353 USD
View
A
Retailer 3
-
$6,197 CAD
$4,436 USD
View
A
Retailer 4
-
$6,560 CAD
$4,696 USD
View
Final sale: no returns
A
Retailer 5
-
$6,614 CAD
$4,735 USD
View
A
Retailer 6
-
$7,037 CAD
$5,038 USD
View
A
Retailer 7
-
$7,106 CAD
$5,087 USD
View
A
Retailer 8
-
$7,106 CAD
$5,087 USD
View
A
Retailer 9
-
$7,106 CAD
$5,087 USD
View
B+
Retailer 10
-
$7,469 CAD
$5,347 USD
View
B+
Retailer 11
-
$7,652 CAD
£4,313 GBP
View
B+
Retailer 12
-
$7,674 CAD
£4,326 GBP
View
B+
Retailer 13
-
$7,962 CAD
$5,700 USD
View
B+
Retailer 14
-
$7,962 CAD
$5,700 USD
View
B+
Retailer 15
-
$8,200 CAD
$5,870 USD
View
B+
Retailer 16
-
$8,228 CAD
$5,890 USD
View
B+
Retailer 17
-
$8,877 CAD
€6,052 EUR
View
B
Retailer 18
-
$12,560 CAD
£7,080 GBP
View
Most Expensive
B
NZ Jewellers
5043f498-1c39-423c-940e-e73d23376a8c · Oct 30
$13,120 CAD
$9,392 USD
View
18 more retailers have this diamond
Prices start from $6,081 CADSave up to $7,039 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
$6,081 CAD