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Marquise|Natural|GIA

1.50ct E SI1 Marquise Natural Diamond

EX • E/SI1 • GIA 1568225247

Certificate GIA 1568225247

Diamond specifications and retailer prices

From $15,755 CAD
$11,257 USD
As of October 28, 2026
Save $12,270 CAD (44%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $28,026 CAD at NZ Jewellers · As of October 27, 2026
View at NZ Jewellers

About this 1.5ct natural marquise diamond

This 1.5ct natural marquise sits in the one-and-a-half to two carat band, graded E 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 1568225247. Listed at 10 retailers as of October 27, 2026, with prices from $15,755 to $28,026, a $12,270 spread on the same certified stone. NZ Jewellers lists it at $28,026. 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
E
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1568225247
Dimensions11.28 × 5.93 × 3.74 mm
L/W Ratio1.90
Girdle conditionFaceted
Top View
11.28 mm5.93 mm1.50 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1568225247
Side View
Table 60.0%CrownGirdle: STK-THKPavilionCuletDepth 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 28
Current: $28,026 CAD|Low: $15,755 CAD|High: $28,026 CAD|Avg: $19,943 CAD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 29, 2026
Retailer 8$15,755 CAD
Retailer 10$15,994 CAD
Retailer 6$17,937 CAD
Retailer 2$18,115 CAD
Retailer 7$18,217 CAD
Retailer 9$18,917 CAD
Retailer 3$18,923 CAD
Retailer 5$20,476 CAD
Retailer 4$26,403 CAD
NZ Jewellers$28,026 CAD

39 data points across 10 retailers

10 retailers$15,755 CAD to $28,026 CAD

B+
Cheapest Retailer
-
$15,755 CAD
$11,257 USD
B+
Retailer 2
-
$15,994 CAD
View
B
Retailer 3
-
$17,937 CAD
$12,816 USD
View
B+
Retailer 4
-
$18,115 CAD
£10,191 GBP
View
B
Retailer 5
-
$18,217 CAD
$13,016 USD
View
B+
Retailer 6
-
$18,917 CAD
$13,516 USD
View
B+
Retailer 7
-
$18,923 CAD
£10,646 GBP
View
B
Retailer 8
-
$20,476 CAD
€13,933 EUR
View
B
Retailer 9
-
$26,403 CAD
£14,854 GBP
View
Most Expensive
B
NZ Jewellers
74102820-ddbd-44c3-b994-c6a0c76f7b2f · Oct 27
$28,026 CAD
$20,024 USD
View
9 more retailers have this diamond
Prices start from $15,755 CADSave up to $12,270 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 Marquise
$15,755 CAD