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Marquise|Natural|GIA

1.71ct K SI2 Marquise Natural Diamond

EX • K/SI2 • GIA 6561175366

Certificate GIA 6561175366

Diamond specifications and retailer prices

From $7,439 AUD
As of November 4, 2026
Save $5,423 AUD (42%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $12,862 AUD at Wholesale Diamonds Direct · As of November 3, 2026
View at Wholesale Diamonds Direct

About this 1.71ct natural marquise diamond

This 1.71ct 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 6561175366. Listed at 12 retailers as of November 3, 2026, with prices from $7,439 to $12,862, a $5,423 spread on the same certified stone. Wholesale Diamonds Direct lists it at $12,862. 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

1.71
Carat
K
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle39.88°
Pavilion angle40.29°
OriginNatural
Grading LabGIA
CertificateGIA 6561175366
Dimensions11.56 × 6.11 × 3.93 mm
L/W Ratio1.89
Culet sizeNone
Top View
11.56 mm6.11 mm1.71 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6561175366
Side View
Table 59.0%Crown 39.88°Girdle: THN-THKPavilion 40.29°Culet: NoneDepth 64.4%

Caratlytics Score

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

Price History

Last verified: Nov 4
Current: $7,507 AUD|Low: $7,439 AUD|High: $13,907 AUD|Avg: $8,891 AUD|-6.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Wholesale Diamonds Direct
November 5, 2026
Retailer 4$7,439 AUD
Retailer 3$7,455 AUD
Retailer 1$7,507 AUD
Retailer 11$7,677 AUD
Retailer 2$7,765 AUD
Retailer 10$7,839 AUD
Retailer 5$8,032 AUD
Retailer 9$8,942 AUD
Retailer 8$8,965 AUD
Retailer 6$9,256 AUD
Retailer 7$9,965 AUD
Wholesale Diamonds Direct$12,862 AUD

30 data points across 12 retailers

12 retailers$7,439 AUD to $12,862 AUD

A
Cheapest Retailer
-
$7,439 AUD
A
Retailer 2
-
$7,455 AUD
View
A
Retailer 3
-
$7,507 AUD
View
A
Retailer 4
-
$7,677 AUD
View
A
Retailer 5
-
$7,765 AUD
View
A
Retailer 6
-
$7,839 AUD
View
A
Retailer 7
-
$8,032 AUD
View
B+
Retailer 8
-
$8,942 AUD
View
B+
Retailer 9
-
$8,965 AUD
View
B+
Retailer 10
-
$9,256 AUD
View
B+
Retailer 11
-
$9,965 AUD
View
Most Expensive
B
Wholesale Diamonds Direct
331029256 · Nov 3
$12,862 AUD
$8,837 USD
View
11 more retailers have this diamond
Prices start from $7,439 AUDSave up to $5,423 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
1.71ct Marquise
$7,439 AUD