Oval|Natural|GIA

1.51ct D SI1 Oval Natural Diamond

ID • D/SI1 • GIA 7548154942

Certificate GIA 7548154942

Diamond specifications and retailer prices

From $9,173 CAD
$6,554 USD
As of October 29, 2026
Save $8,301 CAD (48%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $17,474 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 D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7548154942. Listed at 9 retailers as of October 29, 2026, with prices from $9,173 to $17,474, a $8,301 spread on the same certified stone. NZ Jewellers lists it at $17,474. 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
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle40.36°
Pavilion angle39.7°
OriginNatural
Grading LabGIA
CertificateGIA 7548154942
Dimensions8.58 × 6.28 × 4.13 mm
L/W Ratio1.37
Girdle conditionVery Thick
Key to symbols
Feather, Crystal, Cloud, Needle
Top View
8.58 mm6.28 mm1.51 ctD / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 7548154942
Side View
Table 57.0%Crown 40.36°Girdle: ThickPavilion 39.7°Culet: NoneDepth 65.8%

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 29
Current: $17,474 CAD|Low: $9,173 CAD|High: $18,714 CAD|Avg: $12,018 CAD|-6.6%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 30, 2026
Retailer 7$9,173 CAD
Retailer 8$9,650 CAD
Retailer 2$9,805 CAD
Retailer 6$10,448 CAD
Retailer 10$10,449 CAD
Retailer 9$10,526 CAD
Retailer 4$10,609 CAD
Retailer 3$11,482 CAD
Retailer 11$12,284 CAD
Retailer 5$14,639 CAD
NZ Jewellers$17,474 CAD

37 data points across 11 retailers

9 retailers$9,173 CAD to $17,474 CAD

A
Cheapest Retailer
-
$9,173 CAD
$6,554 USD
A
Retailer 2
-
$9,650 CAD
$6,895 USD
View
A
Retailer 3
-
$9,805 CAD
£5,516 GBP
View
A
Retailer 4
-
$10,448 CAD
$7,465 USD
View
Retailer 5
-
$10,449 CAD
A$11,486 AUD
View
Price last confirmed 8 days ago
A
Retailer 6
-
$10,526 CAD
$7,521 USD
View
A
Retailer 7
-
$10,609 CAD
$7,580 USD
View
B+
Retailer 8
-
$14,639 CAD
£8,236 GBP
View
Most Expensive
B
NZ Jewellers
e8059cf4-d62c-4dda-8c3f-5f1beaed782e · Oct 30
$17,474 CAD
$12,485 USD
View
8 more retailers have this diamond
Prices start from $9,173 CADSave up to $8,301 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
$9,173 CAD