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Oval|Natural|GIA

1.51ct G SI2 Oval Natural Diamond

EX • G/SI2 • GIA 5556995187

Certificate GIA 5556995187

Diamond specifications and retailer prices

From $5,060 CAD
HK$28,300 HKD
As of October 29, 2026
Save $6,829 CAD (57%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $11,889 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 G 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 5556995187. Listed at 21 retailers as of October 27, 2026, with prices from $5,060 to $11,889, a $6,829 spread on the same certified stone. NZ Jewellers lists it at $11,889. 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
G
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle37.8°
Pavilion angle38.6°
OriginNatural
Grading LabGIA
CertificateGIA 5556995187
Dimensions8.60 × 6.39 × 4.22 mm
L/W Ratio1.35
Girdle conditionPolished
Culet sizeNone
Top View
8.60 mm6.39 mm1.51 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 5556995187
Side View
Table 59.0%Crown 37.8°Girdle: MED-VTKPavilion 38.6°Culet: NoneDepth 65.9%

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 29
Current: $11,889 CAD|Low: $5,060 CAD|High: $12,244 CAD|Avg: $6,974 CAD|-2.9%
NZ Jewellers
Retailer 2
Retailer 3
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Retailer 5
Retailer 6
Retailer 7
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Retailer 9
Retailer 10
Retailer 11
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Retailer 13
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Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
October 29, 2026
Retailer 5$5,060 CAD
Retailer 19$5,236 CAD
Retailer 14$5,308 CAD
Retailer 10$5,440 CAD
Retailer 11$5,706 CAD
Retailer 7$6,183 CAD
Retailer 20$6,183 CAD
Retailer 21$6,183 CAD
Retailer 2$6,366 CAD
Retailer 9$6,542 CAD
Retailer 16$6,649 CAD
Retailer 13$6,785 CAD
Retailer 3$6,957 CAD
Retailer 8$6,957 CAD
Retailer 12$7,133 CAD
Retailer 4$7,180 CAD
Retailer 18$7,278 CAD
Retailer 15$7,535 CAD
Retailer 6$7,937 CAD
Retailer 17$10,926 CAD
NZ Jewellers$11,889 CAD

25 data points across 21 retailers

21 retailers$5,060 CAD to $11,889 CAD

A
Cheapest Retailer
-
$5,060 CAD
HK$28,300 HKD
A
Retailer 2
-
$5,236 CAD
$3,748 USD
View
A
Retailer 3
-
$5,308 CAD
$3,800 USD
View
A
Retailer 4
-
$5,440 CAD
$3,894 USD
View
A
Retailer 5
-
$5,706 CAD
$4,085 USD
View
Final sale: no returns
A
Retailer 6
-
$6,183 CAD
$4,426 USD
View
A
Retailer 7
-
$6,183 CAD
$4,426 USD
View
A
Retailer 8
-
$6,183 CAD
$4,426 USD
View
A
Retailer 9
-
$6,366 CAD
$4,557 USD
View
A
Retailer 10
-
$6,542 CAD
$4,683 USD
View
A
Retailer 11
-
$6,649 CAD
£3,748 GBP
View
A
Retailer 12
-
$6,785 CAD
£3,825 GBP
View
A
Retailer 13
-
$6,957 CAD
$4,980 USD
View
A
Retailer 14
-
$6,957 CAD
$4,980 USD
View
A
Retailer 15
-
$7,133 CAD
$5,106 USD
View
A
Retailer 16
-
$7,180 CAD
$5,140 USD
View
A
Retailer 17
-
$7,278 CAD
€4,962 EUR
View
A
Retailer 18
-
$7,535 CAD
$5,394 USD
View
A
Retailer 19
-
$7,937 CAD
$5,682 USD
View
B+
Retailer 20
-
$10,926 CAD
£6,159 GBP
View
Most Expensive
B
NZ Jewellers
72cea195-2876-4593-b6f0-6e66d96eb4c4 · Oct 27
$11,889 CAD
$8,511 USD
View
20 more retailers have this diamond
Prices start from $5,060 CADSave up to $6,829 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
$5,060 CAD