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Marquise|Natural|GIA

1.70ct F SI2 Marquise Natural Diamond

EX • F/SI2 • GIA 2556223740

Certificate GIA 2556223740

Diamond specifications and retailer prices

From $14,752 CAD
$10,557 USD
As of November 1, 2026
Save $11,748 CAD (44%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $26,500 CAD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.7ct natural marquise diamond

This 1.7ct natural marquise sits in the one-and-a-half to two carat band, graded F 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 2556223740. Listed at 12 retailers as of October 30, 2026, with prices from $14,752 to $26,500, a $11,748 spread on the same certified stone. NZ Jewellers lists it at $26,500. 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

1.70
Carat
F
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2556223740
Dimensions11.27 × 6.22 × 3.97 mm
L/W Ratio1.81
Top View
11.27 mm6.22 mm1.70 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2556223740
Side View
Table 60.0%CrownGirdlePavilionCulet: NDepth 63.8%

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: Nov 1
Current: $17,915 CAD|Low: $14,575 CAD|High: $25,131 CAD|Avg: $18,707 CAD|-1.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 6$14,752 CAD
Retailer 5$15,898 CAD
Retailer 7$16,032 CAD
Retailer 4$17,054 CAD
Retailer 8$17,490 CAD
Retailer 1$17,915 CAD
Retailer 9$19,875 CAD
Retailer 2$20,028 CAD
Retailer 3$24,832 CAD

42 data points across 9 retailers

12 retailers$14,752 CAD to $26,500 CAD

B+
Cheapest Retailer
-
$14,752 CAD
$10,557 USD
B+
Retailer 2
-
$15,898 CAD
$11,377 USD
View
Final sale: no returns
B+
Retailer 3
-
$15,900 CAD
$11,378 USD
View
B+
Retailer 4
-
$16,032 CAD
$11,473 USD
View
B+
Retailer 5
-
$17,054 CAD
£9,610 GBP
View
B
Retailer 6
-
$17,224 CAD
$12,326 USD
View
B
Retailer 7
-
$17,490 CAD
$12,516 USD
View
B+
Retailer 8
-
$17,915 CAD
£10,094 GBP
View
B
Retailer 9
-
$19,875 CAD
$14,223 USD
View
B
Retailer 10
-
$20,028 CAD
€13,650 EUR
View
B
Retailer 11
-
$24,832 CAD
£13,992 GBP
View
Most Expensive
B
NZ Jewellers
f06bab0f-8ec7-407a-bdd4-1c9393d8ce34 · Oct 30
$26,500 CAD
$18,964 USD
View
11 more retailers have this diamond
Prices start from $14,752 CADSave up to $11,748 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+
1.70ct Marquise
$14,752 CAD