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Marquise|Natural|GIA

1.70ct J SI1 Marquise Natural Diamond

EX • J/SI1 • GIA 1569495277

Certificate GIA 1569495277

Diamond specifications and retailer prices

From $11,474 CAD
₹782,292 INR
As of November 1, 2026
Save $8,244 CAD (42%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $19,719 CAD at MOH London · As of November 1, 2026
View at MOH London

About this 1.7ct natural marquise diamond

This 1.7ct natural marquise sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1569495277. Listed at 10 retailers as of November 1, 2026, with prices from $11,474 to $19,719, a $8,244 spread on the same certified stone. MOH London lists it at $19,719. 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
J
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1569495277
Dimensions12.45 × 6.21 × 3.64 mm
L/W Ratio2.00
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Twinning Wisp, Feather
Top View
12.45 mm6.21 mm1.70 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1569495277
Side View
Table 57.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 58.7%

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: $19,719 CAD|Low: $11,474 CAD|High: $19,719 CAD|Avg: $14,954 CAD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 2$11,474 CAD
Retailer 10$12,136 CAD
Retailer 3$12,931 CAD
Retailer 8$13,812 CAD
Retailer 6$14,527 CAD
Retailer 4$15,071 CAD
Retailer 7$15,098 CAD
Retailer 5$15,448 CAD
Retailer 9$18,549 CAD
MOH London$19,719 CAD

2 data points across 10 retailers

10 retailers$11,474 CAD to $19,719 CAD

B+
Cheapest Retailer
-
$11,474 CAD
₹782,292 INR
B
Retailer 2
-
$12,136 CAD
$8,688 USD
View
Final sale: no returns
B
Retailer 3
-
$12,931 CAD
$9,257 USD
View
B
Retailer 4
-
$13,812 CAD
£7,785 GBP
View
B
Retailer 5
-
$14,527 CAD
£8,189 GBP
View
B
Retailer 6
-
$15,071 CAD
$10,789 USD
View
B
Retailer 7
-
$15,098 CAD
$10,808 USD
View
B
Retailer 8
-
$15,448 CAD
$11,059 USD
View
B
Retailer 9
-
$18,549 CAD
ZAR 214,516 ZAR
View
Most Expensive
B
MOH London
7A5140539 · Nov 1
$19,719 CAD
£11,115 GBP
View
9 more retailers have this diamond
Prices start from $11,474 CADSave up to $8,244 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
$11,474 CAD