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Marquise|Natural|GIA

1.70ct I VS1 Marquise Natural Diamond

EX • I/VS1 • GIA 6552783811

Certificate GIA 6552783811

Diamond specifications and retailer prices

From $15,499 AUD
CA$15,086 CAD
As of November 2, 2026
Save $11,455 AUD (42%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $26,954 AUD 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 I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6552783811. Listed at 14 retailers as of October 30, 2026, with prices from $15,499 to $26,954, a $11,455 spread on the same certified stone. NZ Jewellers lists it at $26,954. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.70
Carat
I
Colour
VS1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
Crown angle36.85°
Pavilion angle38.42°
OriginNatural
Grading LabGIA
CertificateGIA 6552783811
Dimensions12.07 × 6.38 × 3.73 mm
L/W Ratio1.89
Culet sizeNone
Top View
12.07 mm6.38 mm1.70 ctI / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 6552783811
Side View
Table 61.0%Crown 36.85°Girdle: MED-THKPavilion 38.42°Culet: NoneDepth 58.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $26,954 AUD|Low: $13,483 AUD|High: $26,954 AUD|Avg: $18,479 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
November 2, 2026
Retailer 11$13,483 AUD
Retailer 8$14,152 AUD
Retailer 9$14,546 AUD
Retailer 15$15,499 AUD
Retailer 5$15,760 AUD
Retailer 17$16,171 AUD
Retailer 14$17,221 AUD
Retailer 3$17,571 AUD
Retailer 4$17,592 AUD
Retailer 16$17,592 AUD
Retailer 12$17,665 AUD
Retailer 18$18,065 AUD
Retailer 6$19,365 AUD
Retailer 19$19,924 AUD
Retailer 2$20,372 AUD
Retailer 10$21,192 AUD
Retailer 7$23,682 AUD
Retailer 13$25,258 AUD
NZ Jewellers$26,954 AUD

26 data points across 19 retailers

14 retailers$15,499 AUD to $26,954 AUD

A
Cheapest Retailer
-
$15,499 AUD
CA$15,086 CAD
A
Retailer 2
-
$15,760 AUD
$11,045 USD
View
A
Retailer 3
-
$16,171 AUD
$11,333 USD
View
Final sale: no returns
A
Retailer 4
-
$17,221 AUD
$12,069 USD
View
B+
Retailer 5
-
$17,571 AUD
$12,314 USD
View
B+
Retailer 6
-
$17,592 AUD
$12,329 USD
View
B+
Retailer 7
-
$17,592 AUD
$12,329 USD
View
A
Retailer 8
-
$17,665 AUD
£9,748 GBP
View
B+
Retailer 9
-
$18,065 AUD
$12,660 USD
View
B+
Retailer 10
-
$19,365 AUD
$13,572 USD
View
B+
Retailer 11
-
$19,924 AUD
$13,963 USD
View
B+
Retailer 12
-
$20,372 AUD
€13,597 EUR
View
B
Retailer 13
-
$25,258 AUD
£13,938 GBP
View
Most Expensive
B
NZ Jewellers
e572b11d-f4ae-4ff4-ae94-1ade45afa193 · Oct 30
$26,954 AUD
$18,890 USD
View
13 more retailers have this diamond
Prices start from $15,499 AUDSave up to $11,455 AUD

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.

A
1.70ct Marquise
$15,499 AUD