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Oval|Natural|GIA

1.51ct D SI2 Oval Natural Diamond

EX • D/SI2 • GIA 5523685084

Certificate GIA 5523685084

Diamond specifications and retailer prices

From $9,396 CAD
$6,713 USD
As of October 28, 2026
Save $10,675 CAD (53%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $20,070 CAD at NZ Jewellers · As of October 27, 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 D 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 5523685084. Listed at 19 retailers as of October 27, 2026, with prices from $9,396 to $20,070, a $10,675 spread on the same certified stone. NZ Jewellers lists it at $20,070. 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
D
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle39.45°
Pavilion angle39.69°
OriginNatural
Grading LabGIA
CertificateGIA 5523685084
Dimensions8.96 × 6.47 × 3.99 mm
L/W Ratio1.38
Top View
8.96 mm6.47 mm1.51 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 5523685084
Side View
Table 60.0%Crown 39.45°Girdle: MED-THKPavilion 39.69°Culet: NoneDepth 61.7%

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 28
Current: $11,154 CAD|Low: $9,396 CAD|High: $16,925 CAD|Avg: $12,190 CAD|+0.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 30, 2026
Retailer 4$9,396 CAD
Retailer 6$10,035 CAD
Retailer 8$10,689 CAD
Retailer 5$10,871 CAD
Retailer 1$11,154 CAD
Retailer 3$13,091 CAD
Retailer 7$14,305 CAD
Retailer 2$16,813 CAD

41 data points across 8 retailers

19 retailers$9,396 CAD to $20,070 CAD

A
Cheapest Retailer
-
$9,396 CAD
$6,713 USD
A
Retailer 2
-
$10,035 CAD
$7,170 USD
View
A
Retailer 3
-
$10,119 CAD
$7,230 USD
View
B+
Retailer 4
-
$10,689 CAD
$7,637 USD
View
Retailer 5
-
$10,871 CAD
$7,767 USD
View
Price last confirmed 31 days ago
B+
Retailer 6
-
$10,871 CAD
$7,767 USD
View
B+
Retailer 7
-
$11,039 CAD
$7,887 USD
View
A
Retailer 8
-
$11,154 CAD
£6,275 GBP
View
Retailer 9
-
$12,543 CAD
$8,962 USD
View
Price last confirmed 59 days ago
Retailer 10
-
$12,543 CAD
$8,962 USD
View
Price last confirmed 31 days ago
B+
Retailer 11
-
$12,543 CAD
$8,962 USD
View
B+
Retailer 12
-
$12,596 CAD
$9,000 USD
View
B+
Retailer 13
-
$12,596 CAD
$9,000 USD
View
B+
Retailer 14
-
$13,016 CAD
$9,300 USD
View
B+
Retailer 15
-
$13,091 CAD
€8,908 EUR
View
B
Retailer 16
-
$16,813 CAD
£9,459 GBP
View
Retailer 17
-
$20,070 CAD
$14,340 USD
View
Price last confirmed 60 days ago
Retailer 18
-
$20,070 CAD
$14,340 USD
View
Price last confirmed 32 days ago
Most Expensive
B
NZ Jewellers
7d405e4f-bf1f-46b4-b4d2-295327d99e14 · Oct 27
$20,070 CAD
$14,340 USD
View
18 more retailers have this diamond
Prices start from $9,396 CADSave up to $10,675 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
$9,396 CAD