Oval|Natural|GIA

1.50ct D SI1 Oval Natural Diamond

EX • D/SI1 • GIA 2306421205

Certificate GIA 2306421205

Diamond specifications and retailer prices

From $14,919 CAD
$10,680 USD
As of October 30, 2026
Save $13,414 CAD (47%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $28,333 CAD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.5ct natural oval diamond

This 1.5ct 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 2306421205. Listed at 21 retailers as of October 30, 2026, with prices from $14,919 to $28,333, a $13,414 spread on the same certified stone. NZ Jewellers lists it at $28,333. 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

1.50
Carat
D
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2306421205
Dimensions8.48 × 6.42 × 4.05 mm
L/W Ratio1.32
Top View
8.48 mm6.42 mm1.50 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2306421205
Side View
Table 62.0%CrownGirdle: VTN-THKPavilionCulet: NoneDepth 63.1%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $18,136 CAD|Low: $14,919 CAD|High: $26,870 CAD|Avg: $19,572 CAD|-0.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 30, 2026
Retailer 8$14,919 CAD
Retailer 6$15,003 CAD
Retailer 7$17,000 CAD
Retailer 1$18,136 CAD
Retailer 5$18,506 CAD
Retailer 3$20,498 CAD
Retailer 4$24,843 CAD
Retailer 2$26,693 CAD

43 data points across 8 retailers

21 retailers$14,919 CAD to $28,333 CAD

B+
Cheapest Retailer
-
$14,919 CAD
$10,680 USD
B+
Retailer 2
-
$15,003 CAD
$10,740 USD
View
B+
Retailer 3
-
$15,774 CAD
$11,292 USD
View
B+
Retailer 4
-
$15,785 CAD
$11,300 USD
View
B+
Retailer 5
-
$16,013 CAD
View
B
Retailer 6
-
$16,253 CAD
$11,635 USD
View
B
Retailer 7
-
$16,735 CAD
$11,980 USD
View
B
Retailer 8
-
$17,000 CAD
$12,170 USD
View
B
Retailer 9
-
$18,133 CAD
$12,981 USD
View
B
Retailer 10
-
$18,136 CAD
£10,223 GBP
View
B
Retailer 11
-
$18,417 CAD
$13,184 USD
View
B
Retailer 12
-
$18,506 CAD
A$20,382 AUD
View
B
Retailer 13
-
$19,125 CAD
$13,691 USD
View
B
Retailer 14
-
$19,612 CAD
$14,040 USD
View
B
Retailer 15
-
$19,612 CAD
$14,040 USD
View
B
Retailer 16
-
$19,688 CAD
$14,094 USD
View
B
Retailer 17
-
$20,269 CAD
$14,510 USD
View
B
Retailer 18
-
$20,498 CAD
€13,975 EUR
View
B
Retailer 19
-
$24,843 CAD
ZAR 287,306 ZAR
View
B
Retailer 20
-
$26,693 CAD
£15,046 GBP
View
Most Expensive
B
NZ Jewellers
4dee6b99-1099-4e4b-8a60-e1a213751468 · Oct 30
$28,333 CAD
$20,283 USD
View
20 more retailers have this diamond
Prices start from $14,919 CADSave up to $13,414 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.

B+
1.50ct Oval
$14,919 CAD