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Marquise|Natural|GIA

1.70ct K SI2 Marquise Natural Diamond

EX • K/SI2 • GIA 5556656638

Certificate GIA 5556656638

Diamond specifications and retailer prices

From $9,493 CAD
As of November 6, 2026
7 retailers carry this diamond
Most expensive: $13,285 CAD at Wholesale Diamonds Direct · As of October 16, 2026
View at Wholesale Diamonds Direct

About this 1.7ct natural marquise diamond

This 1.7ct natural marquise sits in the one-and-a-half to two carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5556656638. Listed at 7 retailers as of November 6, 2026. 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
K
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
Crown angle38.16°
Pavilion angle40.85°
OriginNatural
Grading LabGIA
CertificateGIA 5556656638
Dimensions12.18 × 6.00 × 3.87 mm
L/W Ratio2.03
Culet sizeNone
Top View
12.18 mm6.00 mm1.70 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 5556656638
Side View
Table 57.0%Crown 38.16°Girdle: MED-VTKPavilion 40.85°Culet: NoneDepth 64.5%

Caratlytics Score

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

Price History

Last verified: Nov 6
Current: $8,347 CAD|Low: $7,274 CAD|High: $13,816 CAD|Avg: $9,483 CAD|-2.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Wholesale Diamonds Direct
October 19, 2026
Retailer 8$7,274 CAD
Retailer 3$7,573 CAD
Retailer 4$7,698 CAD
Retailer 6$7,876 CAD
Retailer 10$8,019 CAD
Retailer 1$8,347 CAD
Retailer 7$9,212 CAD
Retailer 5$9,248 CAD
Retailer 2$9,621 CAD
Retailer 9$10,524 CAD
Wholesale Diamonds Direct$13,285 CAD

28 data points across 11 retailers

7 retailers

Retailer 1
-
$7,274 CAD
Price last confirmed 21 days ago
Retailer 2
-
$7,698 CAD
View
Price last confirmed 20 days ago
Retailer 3
-
$7,876 CAD
View
Price last confirmed 21 days ago
Retailer 4
-
$8,019 CAD
View
Price last confirmed 19 days ago
Retailer 5
-
$8,347 CAD
View
Price last confirmed 18 days ago
B+
Retailer 6
-
$9,493 CAD
View
Most Expensive
Wholesale Diamonds Direct
530706854 · Oct 16
$13,285 CAD
$9,444 USD
View
Price last confirmed 20 days ago
6 more retailers have this diamond
Prices start from $9,493 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
$9,493 CAD